fda warning unapproved peptides sold online bpc-157 tb-500 to weigh easing limits on unproven favored by RFK Jr. and MAHA supporters Peptides in the Limelight: US
Description
(2010), akin to the tendon-to-bone healing study of Krivic et al

If you check these labs and see that your MCV is greater than 92 and that your homocysteine is greater than 10.0 there is a HIGH chance that your B12 levels are NOT optimized

The peptides can also improve bone health and cognitive function
That is a very different statement from they do nothing. It means: The mechanistic rationale is real