Peptides are fragile molecules that can degrade, aggregate, or lose their three-dimensional structure when exposed to pH fluctuations, temperature changes, light, or even the simple act of sitting in a vial for weeks at a time
Earlier this year, the U.S
Cyanocobalamin (Vitamin B12) Injection Cyanocobalamin (Vitamin B12) Injection (30 mL Vial) Cyanocobalamin (Vitamin B12) Injection (10 mL Vial) commercial product Product Overview Cyanocobalamin (vitamin B12) injection is a sterile, prescription-only parenteral formulation of a water-soluble cobalamin analogue that serves as the principal therapeutic option when oral absorption of the vitamin is impaired or when rapid repletion is clinically required
Some medications, like GLP-1 drugs for obesity, are also peptides
Semaglutide 2.4 mg for managing overweight and obesity (TA875)
How the two obesity compounds actually compare in 2026