The Grey Market Problem A quick internet search for "BPC-157" returns dozens of websites selling peptides under the guise of "research use only." These vendors operate in a regulatory grey area, selling peptides technically labeled for research but clearly marketed toward human use
Physically active individuals often generate increased oxidative stress through repetitive muscle contraction, tissue microtrauma, and elevated metabolic demand
The conservative approach involves cycling use (4-12 weeks on, 4-6 weeks off) to prevent potential receptor downregulation and maintain effectiveness
These may include lack of sleep, smoking, food intolerances, diets high in sugars and processed foods, excess alcohol intake, and metabolic imbalances, such as with the hormones or immune system
The growth hormone axis becomes dysregulated in many women with chronic pain conditions, including endometriosis
10.1007/s13312-022-2594-2 57 TillemansM