1. a colorless unsaturated hydrocarbon found in shark liver oil and human skin, used in cosmetics and as a vaccine adjuvant
Usage: biochemistry; medical

Examples

• Squalene is naturally produced by the human body and found in skin cells.
• The cosmetic industry uses squalene as a moisturizing ingredient in skincare products.
• Shark liver oil contains high concentrations of squalene.
• Some vaccines include squalene as an adjuvant to enhance immune response.
• Plant-derived squalene can be extracted from olive oil and rice bran.
• The chemical formula for squalene is C30H50.