Nature's Bounty B-2 (Riboflavin) 100mg tablets is a vitamin supplement that contains 100 coated tablets. This supplement aids in the conversion of food into energy to support overall energy health. Each tablet contains 100mg of Vitamin B-2 (Riboflavin). Riboflavin is an essential B vitamin that helps the body convert food into glucose, which provides energy. This supplement comes in a green bottle containing 100 coated tablets. As with any supplement, please consult with a healthcare professional before use.