Joint bundling is a subcategory of pure bundling in which the two products are offered together for one bundled price; Leader bundling is a subcategory of pure bundling in which a leader product is offered for discount if purchased with a non-leader product, accessory or other item.
Vitamin B Helps Your Metabolism. You should balance your vitamin supplements to match your needs. A multi-vitamin is great, but if you are extremely fatigued all the time and don't get enough vitamin B in your diet, then adding vitamin B-12 will improve your flagging energy. B-complex vitamins provide you with: 1  Boosted metabolism. 2  Healthy skin.
Biotin assists in the metabolism of carbohydrates, fats and proteins. Biotin, as a coenzyme, is involved in energy production. It is one of the agents that converts food into energy by facilitating the metabolism of fats and carbohydrates into glucose, and breaking down of proteins into amino acids.iotin is a B vitamin that is sometimes referred to as vitamin H or vitamin B7. It is one of the eight vitamins in the vitamin B-complex.