Product description: Product Name: Gamma Linolenic Acid(GLA) 70% Appearance: A pale yellow to yellow liquid Antioxidant: Antioxidants are not added to the oil but can be added at the customer request. Packaging: Gamma linolenic acid 70% is packaged in 50 kg net drum. Storage: The oil should be stored at a cool (under 4℃) and dry place, protected from light. Shelf Life: The shelf life of the oil is two years if unopened in the original package. Once opened the oil should be blanketed under nitrogen and used within six months.