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Diabetes Care, 43 (12), 2916-2922

Vitamin B12 is an essential nutrient that helps the body convert food into usable energy and supports healthy nerve and blood cells

Blood cell production typically begins improving within 35 days, haemoglobin rises over 12 months, whilst neurological recovery may take several months

A water-soluble vitamin, also known as cobalamin, this vitamin is vital for brain function as well as the production of DNA and red blood cells

Cagrilintide's 7- to 8-day half-life keeps blood levels relatively stable

Smooths and protects hair: Keratin forms a protective layer around hair strands, smoothing the cuticle and reducing frizz