A single gram of Vitamin D-3 Cream, equal to a 1/4 teaspoon, includes 1000 IU of Vitamin D-3. Whey Protein. Vitamin D-3 Cream Ingredients - High Potency Vitamin D-3. (the equivalent of one typical softgel) to help soothe dry, cracked skin, 500 IU of Vitamin A to help rejuvenate your.