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4.36×10−4mol
Dividing mass by molar mass yields number of moles. Using the chemical formula of retinol, the molar mass of retinol is found to be 286.459g/mol.
0.125g retinol×1mol retinol286.459g retinol=4.36×10−4mol retinol
Retinol is covered by health insurance.
According to the Dermstore website, some famous Retinol products include Afirm, Tri-retinol, Green Cream, Lift Activ Retinol and also Factor A Lotion.
Retinol is also known as Vitamin A. If you need more information on this, refer to Wikipedia.
No, collagen is a type of protein and retinol is a pure form of Vitamin A.