[PubMed: 16195500] 4
TB-500s larger molecular weight suggests oral bioavailability is limited, making subcutaneous or intramuscular administration standard for research purposes
AHK-Cu Synonyms / Designations: GHK-Cu, Copper Tripeptide-1, Glycyl-L-histidyl-L-lysine copper complex CAS Number: 49557-75-7 Molecular Formula: C14H24CuN6O4 Molecular Weight: 403.92 g/mol Purity: 99 % (HPLC) Appearance: Blue to deep blue lyophilised powder Pack Size: 50 mg (total) Storage: Desiccated, protected from light, stored at 20 C or below Solubility: Water and buffered aqueous solutions
Performance of soluble Klotho assays in clinical samples of kidney disease
Its worth noting, however, that this population was likely carnitine-depleted, so results may not reflect what younger, healthy adults would experience
Direct access to your doctor throughout the protocol for questions, adjustments and check-ins