Whilst the individual components (methionine, inositol, choline) play roles in lipid metabolism, there are no large-scale, peer-reviewed studies demonstrating that injectable formulations produce clinically meaningful weight loss or metabolic benefits
The effects of collagen peptide, supplementation on body composition, collagen synthesis, and recovery from joint injury and exercise: systematic review. Khatri, Naughton, Clifford
1 2 Professional guide to diseases (9 ed.)
This effect is related to the synthesis of nerve myelin lipids and the maintenance of the integrity of sheathed nerve fibers
In these cases, injections are a more effective way of delivering the vitamin directly into the bloodstream, bypassing the digestive system
Unlike perishable foods, vitamins do not spoil in the traditional sense