Those who need to avoid retinoids during pregnancy may find copper peptide formulations a useful alternative, though formal pregnancy-safety studies for GHK-Cu are limited and consulting a clinician remains advisable
Metformin Users Long-term metformin can lower B12 absorption and blood levels
Animal and laboratory studies have suggested that some of these peptides can influence blood vessel formation which from an injury perspective, can indicate healing fibroblast activity, collagen production, reduce inflammation, and improve the healing response in the things that were most interested in from a sports medicine and surgery perspective: tendons, ligaments, muscles, cartilage, and other tissues, Frank said
NCI 1R01CA193842-01, 1R01CA193842-06A1, 5R01CA186702-07, 1R01DK1010989-06A1, R01HL135564 and R01CA225231-01