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.
You eat six small meals a day, lift weights and get plenty of cardio. But you may be missing another crucial element required to elevate your metabolism and maximize your calorie burn: Zinc. This important mineral performs a variety of functions, from helping to repair cells and keeping your sense of taste and smell sharp to making your hair shiny. Zinc also helps to regulate your thyroid, which produces the hormones that control your metabolism, making it a vital weapon in the battle against weight gain.