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Circadian gene expression The circadian clock is not just about melatonin levels

Most users report meaningful improvement by week 4, with continued gains through week 8

The role of metformin on vitamin B12 deficiency: a meta-analysis review. Internal and emergency medicine 10 (2015): 93-102

Who should avoid BPC-157
Not sure if the eye issue is related or not, though Im aware people with Covid-19 can have eye issues

P.YangL.ZhangP.Da SieY.et al (2017)
