One documented case of 15-year patellar tendonitis showed major improvement by weeks 3 to 4, enabling pain-free bodyweight squats for the first time in years
Prinz, J
While individual results vary, a 2021 PubMed clinical review notes that GHK-Cu peptides may stimulate fibroblast growth and improve skin and scalp health, which can indirectly benefit hair growth

Ingredients: Water, Glycerin, Stearic Acid, Centella Asiatica Extract (8.4%), Lauric Acid, Potassium Hydroxide, Myristic Acid, 1,2-Hexanediol, Glycol Distearate, Coco-glucoside, Potassium Cocoyl Glycinate, Sorbitan Olivate, Glutathione (1,000ppm), Beeswax, Niacinamide (1,000ppm), Glyceryl Stearate, PEG-100 Stearate, Polysorbate 60, Nelumbo Nucifera Extract, Artemisia Annua Extract, Oryza Sativa (Rice) Extract, Saccharomyces Ferment, Butylene Glycol, Solanum Melongena (Eggplant) Fruit Extract, Melaleuca Alternifolia (Tea Tree) Leaf Extract, Hydrolyzed Collagen, Beta-Glucan, Hippophae Rhamnoides Fruit Extract, Dipropylene Glycol, Hydroxypropyl Methylcellulose, Madecassic Acid, Asiaticoside, Asiatic Acid, Squalane, Sodium Hyaluronate, Disodium EDTA, Caprylic/Capric Triglyceride, Hydrogenated Lecithin, Cholesterol, Xanthan Gum
no controlled data
Researchers using cagrilintide should establish minimum daily protein targets (typically 0.7 to 1.0 grams per pound of body weight) and treat those targets as non-negotiable, regardless of appetite level