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The Role of Vitamins and Minerals in Hair Loss: A Review
(20) Intestinal problems: Because B12 is absorbed in the intestines, any disease that impairs intestinal function can interfere with B12 absorption
The National Institutes of Health Office of Dietary Supplements has not set a Tolerable Upper Intake Level for B12 precisely because no reliable evidence of harm from high intakes has been established in healthy people
Serious deficiency can impair heart and neurological function, leading to a wide range of symptoms, including tinnitus, severe joint pain, memory problems, depression, anxiety and poor muscle function
We can get vitamin B12 via certain foods though most of us are not getting enough
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