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The mineral ________ is the major component in glucose tolerance factor.

  1. Calcium

  2. Chromium

  3. Magnesium

  4. Zinc

The correct answer is: Chromium

The mineral that plays a significant role in glucose tolerance factor is chromium. Chromium is essential for the proper metabolism of carbohydrates and fats in the body and is particularly important for enhancing the action of insulin. It helps to improve insulin sensitivity, thereby supporting glucose metabolism and maintaining healthy blood sugar levels. The presence of chromium in the body can influence blood sugar levels, making it a crucial element in the management of conditions related to insulin resistance. In contrast, while calcium, magnesium, and zinc are important minerals that contribute to various functions within the body, they do not have the same direct association with glucose tolerance as chromium does. Calcium is primarily known for its role in bone health; magnesium is involved in multiple biochemical reactions and may have some role in glucose metabolism but is not specifically noted for glucose tolerance; zinc supports immune function and wound healing but does not have a direct impact on glucose tolerance factor. Therefore, chromium is recognized as the key mineral associated with this function.