Retinyl Palmitate-d31 is the labelled analogue of all-trans-Retinyl Palmitate (R275450). all-trans-Retinyl Palmitate is an ester derivative of Retinol (R252000). all-trans-Retinyl Palmitate is used as a vitamin supplement in the treatment of Vitamin A deficiency. all-trans-Retinyl Palmitate is used as an antioxidant and a source of vitamin A added to low fat milk and other dairy products. all-trans-Retinyl Palmitate is also a constituent of some topically applied skin care products. Molecular Formula: C36H29D31O2 Solubility: Chloroform (Slightly), Methanol (Slightly) Molecular Weight: 556.04999999999995