BetterYou Boost Vitamin B12 Daily Oral Spray, Pill-free Vitamin B12 Supplement for Energy Boost, 48-day Supply, Made in the UK, Natural Apricot Flavour

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Taking high doses of nicotinic acid supplements can cause skin flushes. Taking high doses for a long time could lead to liver damage. Additionally, a large systematic review showed that B12 deficiency is associated with a higher risk of premature birth and low birth weight in newborns ( 15). The vitamin may play a role in preventing brain atrophy, which is the loss of neurons in the brain and often associated with memory loss or dementia ( 26). low stomach acid due to swelling (inflammation) in the lining of the stomach (atrophic gastritis) or certain medicines Stomach acid is necessary to access the vitamin B12 found naturally in food, and intrinsic factor is required for its absorption.

Low levels of B12 can cause fatigue, nervousness, dizziness, numbness, and tingling in the fingers and toes. Severe, long-term deficiency may lead to loss of mobility, problems walking, or memory loss.nhs.uk. (2022).Vitamin B12 or folate deficiency anaemia - Symptoms. [online] Available at: https://www.nhs.uk/conditions/vitamin-b12-or-folate-deficiency-anaemia/symptoms/[Accessed 28 March 2022]. The most common form of vitamin B12 in dietary supplements is cyanocobalamin [ 1, 3, 22, 23]. Other forms of vitamin B12 in supplements are adenosylcobalamin, methylcobalamin, and hydroxycobalamin [ 22]. Advocates of this approach claim that regular injections can boost energy levels and help with weight loss and mood. There's not enough evidence to show what the effects may be of taking high doses of vitamin B12 supplements each day. What does the Department of Health and Social Care advise? Another study found that even vitamin B12 levels on the low side of normal can contribute to poor memory performance ( 28).

Some observational evidence also shows an association between supplements containing vitamin B12 and a higher risk of certain types of cancer. For example, an assessment of 77,118 participants aged 50 to 76 years in the Vitamins and Lifestyle cohort study found that use of at least 55 mcg/day supplemental vitamin B12 for an average of 10 years was associated with a 40% higher risk of lung cancer in men [ 60]. However, the study found no association between supplemental vitamin B12 use and cancer risk in women. Pantothenic acid cannot be stored in the body, so you need it in your diet every day. What happens if I take too much pantothenic acid? Research has shown that vitamin B12 taken by mouth and muscular injection are equally effective at restoring B12 levels in people with a deficiency ( 39, 40, 41).Although research in humans is still very limited, some studies suggest that vitamin B12 could affect body fat and metabolism. Researchers believe that supplementing with vitamin B12 may lower levels of homocysteine, a type of amino acid that is found in your bloodstream ( 14, 15, 16). Taking doses of folic acid higher than 1mg can mask the symptoms of vitamin B12 deficiency, which can eventually damage the nervous system if it's not spotted and treated. Get more advice about vitamins and minerals during pregnancy, including who should take a higher dose of folic acid. What happens if I take too much folic acid? Animal studies suggest that vitamin B12 deficiency has been associated with memory impairment. Yet, there’s currently no evidence that B12 supplements improve memory in humans who aren’t deficient ( 22).