Niacin-Chromium Complex. Biologically Active / Niacin Bound. Supports Healthy Blood Sugar Levels already within normal range. Chromium is an essential trace mineral that is known to enhance the actions of insulin, a peptide that is critical to the metabolism and storage of carbohydrate, fat and protein in the body. Adequate intake of Chromium is necessary for maintaining healthy glucose metabolism. Independent studies show that ChromeMate has a greater biological activity than other chromium supplements tested.