: Dosage typically ranges from 500 mcg to 1,500 mcg daily for standard deficiencies, but medical guidance is recommended for higher therapeutic doses.

: Major platforms like Amazon and global health stores like Ubuy offer a wide variety of brands, such as Thorne and Nature's Bounty , in capsule or sublingual formats.

: In many regions, high-dose methylcobalamin or parenteral (injectable) versions are available via prescription from doctors or through Apollo Hospitals for treating conditions like peripheral neuropathy. Available Formats

Methylcobalamin, an active form of Vitamin B12, is widely available through various channels depending on whether you need oral supplements or injectable forms.