Calcium D-Pantothenate is the calcium salt of D-(+)-pantothenic acid (Vitamin B5), appearing as a white to off-white crystalline powder. With a high purity of 98%, it is used extensively as a nutritional supplement, pharmaceutical ingredient, and in food fortification. The compound is water-soluble and stable under recommended storage conditions, providing a bioavailable source of Vitamin B5 essential for metabolic processes.