fda warning peptides bpc 157 not approved safety concerns BPC-157: Miracle Healing Peptide or Hidden Danger? An FDA Reversal on Peptides
Description
10.3390/ijms21207698 68 KlimovaN.KristianT

While choline is produced in the liver, is generally not produced in sufficient quantities
Easy measuring: At ~1,667 mcg/mL, 200 mcg 12 units and 300 mcg 18 units on a U-100 insulin syringe

The post-opening discard period exists because: Sterility can no longer be fully guaranteed after first puncture Preservatives slow microbial growth but do not eliminate contamination risk Risk of contamination increases with repeated vial access For this reason, healthcare and laboratory settings typically follow a fixed discard timeframe (commonly 28 days), unless otherwise specified by the manufacturer

However frankly this is all new to them too
