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Research examining supplement quality found that 30% of tested products contained incorrect amino acid sequences and 65% exceeded safe endotoxin thresholds

A version of this article was first published in June 2015.

The Journal of Clinical Endocrinology and Metabolism, 81(12), 43384341

References Agnihotry S, Pathak RK, Singh DB, Tiwari A, Hussain I (2022) Protein structure prediction

In fact, these are some of the things B vitamins help do inside your body: Convert food into energy Create new blood cells Maintain healthy skin cells Maintain healthy brain cells Fight the effects of aging Related: Can men get Botox