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For example, some people cannot absorb vitamin B12 properly through their intestinal tracts or have digestive problems that prevent them from absorbing the vitamin properly

This study demonstrates the hair-regenerative effects of anwuligan using an animal model, which more closely mimics the in vivo environment and provides more compelling evidence than in vitro studies

Evidence signal Performance research 5 source-backed citations are connected to this page

For example, a healthy person taking a 500 mcg oral B12 supplement will only absorb about 10 mcg

It requires careful administration and may be recommended by healthcare providers for those seeking more direct or intensive benefits

Diarrhea and headache