Are B Vitamins Toxic? | Safe Limits And Red-Flag Doses
B vitamins can turn toxic at high supplement doses, with B6 nerve injury, niacin liver strain, and folic acid masking B12 issues as top concerns. B vitamins show up in cereal, eggs, beans, meat, and leafy greens. They’re in energy drinks. They’re in “hair, skin, and nails” pills. They’re in big-dose B-complex bottles that look […]
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