Methylcobalamin is generally considered the fastest acting because it is already in an active form and does not require conversion
This mechanism is based on the peptide's ability to stimulate the differentiation of stem cells into chondrocytes the cells that build cartilage tissue
epithalamin-derived analogue Purity: 99 % (HPLC, typical) Appearance: White to off-white lyophilised powder Pack Size: 10 mg (total) Storage: Desiccated, protected from light, stored at 20 C Solubility: Soluble in water and buffered aqueous solutions Description & Mechanism Epithalon is a synthetic tetrapeptide corresponding to a defined amino acid sequence originally identified as an active fragment of epithalamin, a peptide preparation derived from pineal tissue in early experimental studies
References Scientific Review Scientific Contributor and Reviewer Reviewed for scientific accuracy, 14 June 2026 Lyophilised powder: store at -20 C or below, away from light and moisture
OCT showing maintained ganglion cell layer thickness
FujiFilmR esearch & Development, (No 54-2009) [v] Yamashita et al., 2002