Vitamin B12 for injection is a prescription-only medicine for good safety reasons
It simply means the peptide hasnt gone through the multi-billion-dollar approval process that only major pharmaceutical companies can afford, and there is ZERO incentive to raise funds for a naturally occurring compound
Refined Dextrose, Microcrystalline Cellulose, Niacinamide, L-Glutathione Yeast Extract, Hydroxypropyl methylcellulose, CMC-Ca, Silicon Dioxide, Magnesium Stearate, Mixture(Calcium Carbonate, Modified Starch), Stearic Acid, Glycerin Fatty Acid Ester, Vitamin B2, Vitamin B6 hydrochloride, Vitamin D3 mixture[Arab Gum, Sucrose, Corn Starch, Processed Oil and Fat(Palm Oil), Silicon Dioxide, Vitamin D3, Vitamin E], Vitamin E mixture(dl--tocopheryl acetate, Modified Starch, Glucose Syrup Powder, Silicon Dioxide), Zinc Oxide, Selenium in Dried Yeast
Each day may be quite different