M.BobbalaD.DuboisC.RamanathanS.SaucierC.et al (2017)
Topical prescription agents such as hydroquinone, retinoids, azelaic acid, or tranexamic acid are applied directly to affected areas and are used under medical supervision to influence pigment production and skin renewal processes
Reconstituted solution at 2-8C, use within 14 days
Valles-Colomer M, Menni C, Berry SE, Valdes AM, Spector TD, Segata N
This review highlights methionine as a critical amino acid in cellular and metabolic health, demonstrating that both restriction and supplementation can influence lifespan, inflammation, and metabolic function, with optimal dosing essential to balance benefits and risks
Because its a peptide, it must be injected (or taken orally in specific cases) to preserve its structure and ensure it reaches target tissues