Weight loss still depends on calorie balance, nutrition, movement, and lifestyle habits
We focused on the following areas: Taste and texture: for gummies and sprays, we noted whether the flavour was pleasant and the texture easy to consume Form of vitamin B12: we checked whether the B12 was provided in an effective form, such as methylcobalamin or cyanocobalamin, and if it was combined with other nutrients that might support its function Nutrient profile: each product was examined for the amount of vitamin B12 per daily dose and how this compared with the Nutrient Reference Value (NRV) Additives: ingredient lists were reviewed for bulking agents, preservatives, artificial sweeteners or colourings, with simpler formulations highlighted Dietary requirements: we checked whether products were suitable for vegetarians, vegans or those following gluten-free diets Value for money: cost per daily dose was compared across products, weighing price against dosage, formulation and overall quality Why you can trust Good Food reviews Our review of vitamin B12 supplements was created with input from a qualified nutritionist, who guided us on the most effective forms of B12, such as methylcobalamin and cyanocobalamin, and how theyre best absorbed by the body
All products are supplied as lyophilized powder for reconstitution and are sold strictly for research use only not for human consumption
The economic analysis represents an estimate only , based on the assumptions and costing methods explicitly stated above
and (e) improve muscle regeneration
Injections administered in NHS primary care settings do not typically incur prescription charges in England, though arrangements may vary
