Bulk Squalane Oil (Shark)-99.7% Purity is produced from Squalene which is an organic compound naturally found in Shark Liver Oil. The hydrogenation of Squalene results in Squalane Oil (Shark)-99.7% Purity, a more stable product. Squalane is a natural occurring component of human sebum therefore Squalane Oil (Shark)-99.7% Purity is known to be a highly effective emollient and moisturizer.