To provide you with the most relevant and helpful information, and understand which information and will only use or disclose that information as set forth in our notice of The follicle wall may bulge and produce a whitehead. 4th ed. Trans fats are often found in packaged snacks or desserts. It can appear at any age, but it is more likely to occur after the age of 45 years.In 2019, 37.3 million Americans had diabetes, mostly type 2. include protected health information. If you take too much zinc for a long time, you could have problems such as lower immunity, low levels of HDL ("good") cholesterol, and low copper levels. Dinulos JGH. High blood pressure, or hypertension, has been dubbed a "silent killer" because most people don't experience any symptoms. How I treat cobalamin (vitamin B. Langan, R. C., & Zawistoski, K. J. Cancer treatment shows promise against multiple sclerosis in mouse study, Alzheimer's: Blood test may detect 'toxic' protein years before symptoms emerge, Low levels of vitamin D in the brain linked to increased dementia risk. Natural Medicines. When it comes to how much added sugar to eat per day, the answer isn't so clearcut. This article covers the recommended daily values for vitamin B-12, research into the effects of taking too much B-12, and how vitamin B-12 might affect pregnancy. Maymone M, et al. This byproduct may cause gas, bloating, stomach pain and digestive distress. Complementary Medicine / Alternative Medicine, https://academic.oup.com/ajcn/article/89/2/693S/4596795, https://www.ncbi.nlm.nih.gov/pmc/articles/PMC2532799/, https://www.aafp.org/afp/2011/0615/p1425.html, https://academic.oup.com/aje/article/185/3/212/2918733, https://academic.oup.com/ajcn/article/103/5/1232/4633909, https://lpi.oregonstate.edu/mic/vitamins/vitamin-B12, https://ods.od.nih.gov/factsheets/VitaminB12-HealthProfessional/. All rights reserved. Eating too much saturated fat or trans fats can result in unhealthy cholesterol levels. If we combine this information with your protected If you are concerned that you may not be getting enough zinc in your diet, talk with your healthcare provider about whether a zinc supplement is right for you. This content does not have an Arabic version. Even healthy people can experience bloating and gas after eating cabbage, broccoli, eggs and other sulfur-rich foods. Nutrition Certification. Pensions, property and more. Pathogenesis, clinical manifestations and diagnosis of acne vulgaris. Most studies confirm the potential risks of sulfites, not sulfur. (2011). the unsubscribe link in the e-mail. The Office of Dietary Supplements (ODS) do not provide an upper limit for vitamin B-12. Sulfites are commonly added to jams, baked goods, dried fruit, wine, pickles, apple cider and other foods. If you are a Mayo Clinic patient, this could The software giant claims the UK CMA regulator has been listening too much to Sonys arguments over its Activision Blizzard acquisition. https://www.uptodate.com/contents/search. However, most of these claims lack scientific evidence. Pimples are raised red spots with a white center that develop when blocked hair follicles become inflamed or infected with bacteria. Acne is a skin condition that occurs when your hair follicles become plugged with oil and dead skin cells. Most healthcare providers do not recommend exceeding the amount available in prenatal or daily multivitamins, unless the person has a condition that causes them to be vitamin B-12 deficient. https://www.uptodate.com/contents/search. The Food and Drug Administration (FDA) warns that some popular nonprescription acne lotions, cleansers and other skin products can cause a serious reaction. A blackhead may look like dirt stuck in pores. However, doctors tend to recommend taking vitamin B-12 supplements if a person struggles to meet their daily requirements. Other pores in your skin, which are the openings of the sweat glands, aren't usually involved in acne. The human body needs sulfur to produce optimum doses of glutathione. Researchers can't tell what causes sulfur intolerance or sulfur toxicity; this condition may occur anytime. Acne isn't caused by dirty skin. People with a deficiency may have neurological symptoms and fatigue, while an excess may indicate, Vitamin B12 supports the health of blood and nerve cells, but some people's bodies are unable to absorb it. How much sugar is too much? Sulfur is an essential mineral that occurs naturally in a wide range of foods, such as cabbage, leafy greens, dairy products and meat. A dairy farm had an average of 19 cows per herd in Norway, and 337 in New Zealand. Blockages and inflammation deep inside hair follicles produce cystlike lumps beneath the surface of your skin. The body does not absorb vitamin B-12 well. We avoid using tertiary references. They found that, on average, around 25% of pregnant women were deficient in vitamin B-12 across all trimesters. Acne typically appears on your face, forehead, chest, upper back and shoulders because these areas of skin have the most oil (sebaceous) glands. Too much thyroid hormone can cause bone loss. Achieve your health goals with LIVESTRONG.COM's practical food and fitness tools, expert resources and an engaged community. NCBI: Integrative Medicine: A Clinician's Journal - Glutathione! In older adults, a sudden onset of severe acne may signal an underlying disease requiring medical attention. Allen, L. H. (2009). Seek emergency medical help if after using a skin product you experience: There is a problem with After ingestion, sulfur is broken down into hydrogen sulfide by gut bacteria. Vitamin B-12 is vital for human life due to its role in making red blood cells and supporting the function of the brain and nerves. If a person is concerned about their vitamin B-12 levels, they should talk to their doctor. This can occur if your thyroid is overactive or if you take too much thyroid hormone medication to treat an underactive thyroid. This compound breaks the mucous layer that surrounds the gut and protects it against bacteria and toxins. Low vitamin B-12 levels can give rise to a number of health concerns, including: Although there is currently no evidence to suggest any adverse side effects from excess vitamin B-12 supplementation, there is no need to take excessively high amounts of the vitamin. Water soluble vitamins dissolve in water and exit the body via the urine. Is there a recommended time to take vitamins? A woman needs 2.8 mcg during lactation. other information we have about you. July 20, 2020. Dietary factors. In: Mayo Clinic Book of Home Remedies. Microsoft is not pulling its punches with UK regulators. Watch breaking news videos, viral videos and original video clips on CNN.com. How common is vitamin B-12 deficiency? Some people will be able to get, Medical News Today has strict sourcing guidelines and draws only from peer-reviewed studies, academic research institutions, and medical journals and associations. Sulfur is an essential mineral that occurs naturally in a wide range of foods, such as cabbage, leafy greens, dairy products and meat. Certain things may trigger or worsen acne: These factors have little effect on acne: People with darker skin types are more likely than are people with lighter skin to experience these acne complications: Mayo Clinic does not endorse companies or products. Saturated fats are found in fatty cuts of meat and full-fat dairy products. There is no data to suggest that very high supplementation levels are any more effective at boosting a persons immune system or bodily functions if the person does not have a vitamin B-12 deficiency. Find out about the benefits, nutritional value, and risks of almonds. Too much fat in the liver can cause liver inflammation and liver damage. Having a body mass index (BMI) of 30 or greater puts you at risk of high cholesterol. When there is too much waste in too little liquid, crystals begin to form. Get the latest science news and technology news, read tech reviews and more at ABC News. This site complies with the HONcode standard for trustworthy health information: verify here. taking oral vitamin B-12 in doses as high as 2 milligrams (mg), taking vitamin B-12 via injection in doses as high as 1 mg, chloramphenicol (Chloromycetin), which is an. Obesity. Traditional unfermented food uses of soybeans include soy milk, from which tofu and tofu skin are made. Also known as the master antioxidant, glutathione scavenges oxidative stress, supports liver health and helps transport amino acids across cell membranes. American Academy of Dermatology. Gibson LE (expert opinion). The earlier you start treatment, the lower your risk of such problems. "Mayo," "Mayo Clinic," "MayoClinic.org," "Mayo Clinic Healthy Living," and the triple-shield Mayo Clinic logo are trademarks of Mayo Foundation for Medical Education and Research. Vitamin B-12 is naturally present in many animal products, including meat, fish, dairy, and eggs. Osteoporosis has also been associated with overactive parathyroid and adrenal glands. Habif's Clinical Dermatology. He or she can prescribe stronger medications. Many people do not get enough vitamin B-12 from their diet. Symptoms include severe lower back pain, blood in urine, nausea, vomiting, fever, chills, and smelly or cloudy urine. 1998-2022 Mayo Foundation for Medical Education and Research (MFMER). https://doi.org/10.1016/j.jaad.2015.12.037. Health experts recommend that people with ulcerative colitis avoid high-sulfur foods like nuts, eggs, red meat and cruciferous veggies. Watch the latest news videos and the top news video clips online at ABC News. Ever wonder what onions, garlic, cabbage, kale and eggs have in common? It causes whiteheads, blackheads or pimples. People with vitamin B-12 deficiency may have a variety of symptoms, including fatigue, nerve problems, and, The body needs vitamin B-12 for many processes. If acne persists or is severe, you may want to seek medical treatment from a doctor who specializes in the skin (dermatologist or pediatric dermatologist). LIVESTRONG.COM offers diet, nutrition and fitness tips for a healthier lifestyle. Eating too much added sugar can have many negative health effects. Carmel, R. (2008). "Sinc Another 2016 study, published in the journal Trends in Molecular Medicine, has found that hydrogen sulfide may cause inflammation in the GI tract. Acne, rosacea, and related disorders. For example, low vitamin B-12 levels in pregnant women can lead to an increased risk of neural tube defects, preterm birth, preeclampsia, and pregnancy loss, according to a review paper in The American Journal of Clinical Nutrition. Some people may develop sulfur intolerance, and if you fall under this category, you may experience skin irritation and rashes, watery eyes, difficulty breathing and other allergic reactions. Acne develops when sebum an oily substance that lubricates your hair and skin and dead skin cells plug hair follicles. 2nd ed. not eating much fish or dairy; but it is possible to get too much. According to the Linus Pauling Institute at Oregon State University in Corvallis, there is currently no evidence to suggest any adverse effects from: Doctors tend to prescribe these higher dosages to treat conditions related to very low vitamin B-12 levels, such as pernicious anemia. Integrative Medicine: A Clinician's Journal, Academia.edu: Sulfur Deficiency in the Human Body May Be the Link to the Rise of Obesity in Men and Women, MyHealth.Alberta: Minerals - Their Functions and Sources. As the third most abundant mineral in the human body, this nutrient plays a key role in liver function, energy metabolism, amino acid synthesis and more. Vitamin B-12 is a water soluble vitamin, and this is one of the reasons why higher vitamin B-12 levels are not toxic. But actually the pore is congested with bacteria and oil, which turns brown when it's exposed to the air. Unstable angina pectoris: Chest pain or discomfort that is new, worsening, or occurs at rest. DrLam: Sensitivity to Sulfur and Sulfide Minerals, DominickHussey: Sulfur Intolerance Symptoms, Causes and Treatment. Latest news, expert advice and information on money. National Institute of Arthritis and Musculoskeletal and Skin Diseases. Many vitamin B-12 supplements contain much more of the vitamin than the body needs. The body does not absorb vitamin B-12 supplements very effectively. According to a 2016 study published in the World Journal of Gastroenterology, eating too much sulfur can have a negative impact on those with inflammatory bowel disorders (IBD). Fermented soy foods include soy sauce, fermented bean paste, natt, and tempeh.Fat-free (defatted) soybean meal is a Continuous Flow Centrifuge Market Size, Share, 2022 Movements By Key Findings, Covid-19 Impact Analysis, Progression Status, Revenue Expectation To 2028 Research Report - 1 min ago The soybean, soy bean, or soya bean (Glycine max) is a species of legume native to East Asia, widely grown for its edible bean, which has numerous uses.. 2019; doi:10.1016/j.pedhc.2019.04.019. However, its still possible. According to an article in the journal American Family Physician, researchers have found that supplements containing as much as 1,000 times the recommended daily allowance (RDA) are safe. Intralesional corticosteroid injection. If self-care remedies don't clear your acne, see your primary care doctor. Some people may worry that supplements containing large amounts of vitamin B-12 could be harmful. Dairy is important for the body's overall health, but could you be eating too much dairy? All rights reserved. What are the symptoms of vitamin B-12 deficiency? This is because too much bacteria in the food may make your body sick. MNT is the registered trade mark of Healthline Media. The body does not store excess vitamin B-12, so taking extra is not harmful. Yes, too much zinc can be harmful. Hearst Television participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites. Kermott CA, et al., eds. Make a donation. Cholesterol is both good and bad. No research has yet found any side effects from taking too much vitamin B-12. Yet youre probably still overdoing it. Mayo Clinic. Accessed July 6, 2020. Research in the journal American Family Physician has found that the children of vitamin B-12 deficient women who breastfeed are more likely to experience failure to thrive, developmental delays, anemia, and weakness. Review/update the Mayo Clinic Q and A: Facts about body acne. Last medically reviewed on August 29, 2019, Vitamin B-12 is essential for blood health. Cystic acne the most severe form of acne occurs when oil and dead skin cells build up deep within hair follicles. Mayo Clinic on Incontinence - Mayo Clinic Press, NEW The Essential Diabetes Book - Mayo Clinic Press, NEW Mayo Clinic on Hearing and Balance - Mayo Clinic Press, FREE Mayo Clinic Diet Assessment - Mayo Clinic Press, Mayo Clinic Health Letter - FREE book - Mayo Clinic Press, Mayo Clinic Graduate School of Biomedical Sciences, Mayo Clinic School of Continuous Professional Development, Mayo Clinic School of Graduate Medical Education, Assortment of Skin Care Products from Mayo Clinic Store, Book: Mayo Clinic Family Health Book, 5th Edition, Newsletter: Mayo Clinic Health Letter Digital Edition. You may opt-out of email communications at any time by clicking on health information, we will treat all of that information as protected health Nonprescription acne treatment: Which products work best? Advertising revenue supports our not-for-profit mission. Guidelines of care for the management of acne vulgaris. The body will typically excrete excess vitamin B-12 that a person gets from the diet or via supplements. Supplements for heart health: Which ones are beneficial and which ones are not? Therefore, many experts recommend calcium supplements during pregnancy for women with low calcium intakes. Dairy products. Fermented soy foods include soy sauce, fermented bean paste, natt, and tempeh.Fat-free (defatted) soybean meal is a The authors conducted a literature review on how frequently pregnant women were vitamin B-12 deficient. Common skin disorders in pediatric skin of color. Following a bumpy launch week that saw frequent server trouble and bloated player queues, Blizzard has announced that over 25 million Overwatch 2 players have logged on in its first 10 days. Learn more here. Acne signs vary depending on the severity of your condition: Acne usually appears on the face, forehead, chest, upper back and shoulders. In: Integrative Medicine. However, although some supplements such as vitamin A or D can be harmful if a person takes them in excess, vitamin B-12 seems safe in large doses. Some people supplement vitamins, but is there an ideal time of day to take them? Elsevier; 2021. https://www.clinicalkey.com. Bacteria can trigger inflammation and infection resulting in more severe acne. However, no studies have yet found any adverse symptoms or patterns of harm. Weight management Chances are you already know that eating too much sugar isnt good for you. Acne. It can also lead to obesity, diabetes, and many other health problems. Almonds can be nutritious and tasty as a snack, and almond milk is a useful dairy substitute. Individuals with ulcerative colitis (UC) and irritable bowel syndrome (IBS), as well as those who have asthma, appear to be at risk. Check out these best-sellers and special offers on books and newsletters from Mayo Clinic Press. Thiboutot D, et al. Examples of these medications include: Vitamin B-12 supplements are safe to take during pregnancy. https://www.uptodate.com/contents/search. The pimples and bumps heal slowly, and when one begins to go away, others seem to crop up. We link primary sources including studies, scientific references, and statistics within each article and also list them in the resources section at the bottom of our articles. Zinc toxicity symptoms caused by taking too much zinc is rare. If you have ulcerative colitis, your body produces higher amounts of hydrogen sulfide. Washington, D.C. news, weather, traffic and sports from FOX 5, serving the District of Columbia, Maryland and Virginia. Health experts recommend that people with ulcerative colitis avoid high-sulfur foods like nuts, eggs, red meat and cruciferous veggies. Accessed July 9, 2020. Signs of too much zinc include nausea, dizziness, headaches, upset stomach, vomiting, and loss of appetite. Mayo Clinic is a not-for-profit organization. The body needs salt, but too much or too little can cause problems. How Viagra became a new 'tool' for young men, The amazing story of hepatitis C, from discovery to cure, Ankylosing Spondylitis Pain: Fact or Fiction. According to a 2016 study published in the World Journal of Gastroenterology, eating too much sulfur can have a negative impact on those with inflammatory bowel disorders (IBD). Acne is most common among teenagers, though it affects people of all ages. Linus Pauling Institute at Oregon State University. Therefore, high levels of sulfur in the body may worsen IBD symptoms. Accessed July 9, 2020. According to a 2014 review published in Integrative Medicine: A Clinician's Journal, this compound plays a vital role in mitochondrial function, cellular proliferation and the production of several antioxidant enzymes. It's an important component of cysteine and methionine, two amino acids that are required for glutathione synthesis. Accessed July 8, 2020. Healthcare professionals have not identified an upper limit blood level of vitamin B-12. According to the ODS, the RDA of vitamin B-12 by age is as follows: During pregnancy, the RDA of vitamin B-12 is 2.6 mcg. This type of reaction is quite rare, so don't confuse it with any redness, irritation or itchiness that occurs in areas where you've applied medications or products. Update on vitamin B12 deficiency. This type of acne tends to clear up without treatment in women who use contraceptives. Graber E. Treatment of acne vulgaris. 9 Full guide (2018). Taking vitamin supplements or having vitamin B-12 injections may be protective against side effects that doctors associate with deficiency. The most recent dietary guidelines recommend that added sugars make up no more than 10 percent of your daily calories. Effective acne treatments are available, but acne can be persistent. 2004-2022 Healthline Media UK Ltd, Brighton, UK, a Red Ventures Company. (2011). Symptoms typically get better with rest. Alpha hydroxyl acids (AHAs). Can too much vitamin B-12 cause side effects? A single copy of these materials may be reprinted for noncommercial personal use only. Cell.com: Sulfide as a Mucus Barrier-Breaker in Inflammatory Bowel Disease? However, these symptoms are more likely to result from exposure to sulfites, and not from dietary sulfur. Eating too much yogurt for on the long run can be very dangerous. Any use of this site constitutes your agreement to the Terms and Conditions and Privacy Policy linked below. At normal levels, it is an essential substance for the body. Lack of exercise. You'll soon start receiving the latest Mayo Clinic health information you requested in your inbox. Traditional unfermented food uses of soybeans include soy milk, from which tofu and tofu skin are made. information highlighted below and resubmit the form. People can find vitamin B-12 supplements in drugstores or choose from several types online. Pimples (pustules), which are papules with pus at their tips, Large, solid, painful lumps under the skin (nodules), Painful, pus-filled lumps under the skin (cystic lesions), Swelling of the eyes, face, lips or tongue, Hair follicles clogged by oil and dead skin cells. When anemia comes on slowly, the symptoms are often vague, such as tiredness, weakness, shortness of breath, headaches, and a reduced ability to exercise. Some experts say that sulfur intolerance may also cause joint pain, gas and bloating, constipation, headaches, brain fog and tiredness. So far, the FDA has approved sulfur as an active ingredient in shampoos and other hair products that fight dandruff. Time; 2017. Hypertension: Can 15 minutes of yoga a day help control blood pressure? Sign up for free, and stay up to date on research advancements, health tips and current health topics, like COVID-19, plus expertise on managing health. Calcium supplements might reduce the risk of preeclampsia in some pregnant women who consume too little calcium. University of Florida: Sulfites - Separating Fact from Fiction, WebMD: Make an Ulcerative Colitis Diet Plan. Non-dairy protein powders are also available, such as soy, pea, egg, rice or hemp protein. Elsevier; 2018. https://www.clinicalkey.com. information submitted for this request. In the #1 recommended Precision Nutrition Level 1 Certification, well give you everything you need to confidently coach nutritionin one proven system.. https://naturalmedicines.therapeuticresearch.com. This content does not have an English version. Journal of Pediatric Health Care. Unfortunately, the answer isn't black and white, even if you are a person who can tolerate dairy without any issues. What is the purpose of a vitamin B-12 level test? The soybean, soy bean, or soya bean (Glycine max) is a species of legume native to East Asia, widely grown for its edible bean, which has numerous uses.. Drink lots of fluids and get enough salt, especially during the first week of the meal plan, to minimize symptoms of the initial keto flu. 8 For example, a cup of bouillon daily and salting your food to taste really helps. In this case, a doctor may recommend. https://www.niams.nih.gov/health-topics/acne. Acne. Contact: Central Statistics Office Skehard Road, Cork T12 X00E, Ireland Annual milk production in the same period increased from 7,726 to 8,550 kg (17,033 to 18,850 lb) per cow in these developed countries. As WebMD notes, many people take sulfur supplements to relieve allergies, menopause symptoms, shortness of breath and upper respiratory tract infections. Some researchers have even studied the potential side effects of taking high doses of vitamin B-12 for up to 5 years at a time. Or the plug may be open to the surface and darken, causing a blackhead. in many cases, fatty liver causes no noticeable symptoms. This is because people usually tolerate vitamin B-12 well with no unwanted side effects. Any medical information published on this website is not intended as a substitute for informed medical advice and you should not take any action before consulting with a healthcare professional. Drink lots of fluids and get enough salt, especially during the first week of the meal plan, to minimize symptoms of the initial keto flu. 8 For example, a cup of bouillon daily and salting your food to taste really helps. Learn about kidney stones and their symptoms, causes, types, and treatment. Accessed Sept. 5, 2017. Specialists divide vitamins into two categories: water soluble and fat soluble. Beside being healthy, they all contain large amounts of sulfur. Osteoporosis is more likely to occur in people who have: Acne vulgaris and acne rosacea. Depending on its severity, acne can cause emotional distress and scar the skin. Approximately one in 100 people are sensitive to sulfites and sulfur. Plant based sources of vitamin B-12 include fortified milks and cereals, nutritional yeast, and vegan spreads such as Marmite. Accessed July 9, 2020. In this article, Vitamin D is an essential nutrient, but it can be difficult for people to know if they are getting the right amount. The mineral contains antibacterial properties and may help in treating certain skin conditions, such as acne, warts and red skin patches. Sometimes, digestion problems can lead to an autoimmune disorder and even a fatal liver disease. Eczema and urticaria are common too. Matthes BM, et al. These symptoms are due to the fact that your body cannot properly metabolize sulfur. Over time, this gas may affect the lining of the colon and worsen your symptoms. 7th ed. Common sources of saturated fat include red meat, whole milk and other whole-milk dairy foods, cheese, coconut oil, and many commercially prepared baked goods and other foods. Read more: How Does Sulfur Help the Body? Other glands. Vitamin B12: Fact sheet for health professionals. This article explains some of the symptoms and causes of vitamin D deficiency, as well as how to treat it. Cosmetics don't necessarily worsen acne, especially if you use oil-free makeup that doesn't clog pores (noncomedogenics) and remove makeup regularly. Hearst Television participates in various affiliate marketing programs, which means we may get paid commissions on editorially chosen products purchased through our links to retailer sites. This means that even if a person takes very high amounts of vitamin B-12, their body still does not absorb a significant amount. Symptoms include high blood pressure and high levels of protein in the urine. There is no need to take very high doses of vitamin B-12. In addition, taking some medications may impair the bodys ability to absorb vitamin B-12. The resulting rupture within your skin may form boil-like inflammation. Hair follicles are connected to oil glands. For many women, acne can persist for decades, with flares common a week before menstruation. information is beneficial, we may combine your email and website usage information with Can people have high vitamin B-12 blood levels? Cosmetics. Shop the best CBD Gummies online from Hemp Bombs made in the U.S. Buy CBD Gummies for sale in high potency, sleep, immunity and botanical blends. If a persons diet does not provide enough vitamin B-12, a doctor may suggest taking supplements, some of which contain more than the daily recommended dose. If you experience any unusual symptoms after eating or drinking these substances, consult a medical professional to determine the exact cause. Read more: Foods Rich in Hydrogen Sulfide. Rakel D, ed. Vitamins and nutrients are essential for good health. The word "saturated" here refers to the number of hydrogen atoms surrounding each carbon atom. 9 Full guide In fact, scrubbing the skin too hard or cleansing with harsh soaps or chemicals irritates the skin and can make acne worse. Anemia or anaemia (British English) is a blood disorder in which the blood has a reduced ability to carry oxygen due to a lower than normal number of red blood cells, or a reduction in the amount of hemoglobin. Clinical evidence concerning sulfur toxicity and intolerance is limited. Although vitamin B-12 appears, for the most part, to be safe even at higher dosages more is not necessarily better. In fact, research suggests that the body absorbs just 9.7 micrograms (mcg) of a 500 mcg dose, which is just 2%. Some people, though, may develop sulfur intolerance and experience adverse reactions when ingesting too much of it. Sodium makes up 40 percent of salt. In fact, the ODS recommend that women who follow strict vegetarian or vegan diets should take vitamin B-12 supplements, as deficiency can severely affect the fetus. You can learn more about how we ensure our content is accurate and current by reading our. Specialists are not currently aware of any side effects associated with taking higher-than-recommended levels of vitamin B-12. Accessed July 9, 2020. privacy practices. 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