With Vitamin A & D Supports Healthy Skin GMP - Produced in a Certified Facility Good Manufacturing PracticesMSM (Methyl-Sulfonyl-Methane) is an organic source of sulfur. Sulfur is found in all cells and tissues and is critical to the health of our skin and nails (in addition to bones and joints). MSM Cream is a balanced formula that contains aloe vera, jojoba oil, melaleuca oil, vitamin A and D. Our exclusive formula also contains Citricidal (derived from the seed and pulp of grapefruit), which acts as a natural broad spectrum antimicrobial.