The primary reported issues are local: pain, redness, swelling, bruising, or, in rare cases, infection at the injection site if sterile technique is not followed
Tendon injuries, muscle tears, and ligament damage all reportedly respond more rapidly to combination protocols than to either peptide alone
Pile your plate with red and yellow bell peppers, broccoli (and other cruciferous vegetables), papaya, citrus fruits, and berries like strawberries, black currants, and bananas (yep, they are botanically considered berries, too!)
Langner M, Kral TE (1999) Liposome-based drug delivery systems