Retinol is a derivative of vitamin A used in numerous cosmetic formulations. However, its presence in a cream or serum does not automatically make the product suitable for each skin. Frequency, quantity and method of application depend on the formula and indications of the manufacturer. For those who have never used it, a gradual approach and a simple routine allow you to better observe tolerance and avoid overlaying too many treatments at the s…
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Retinol is a derivative of vitamin A used in numerous cosmetic formulations. However, its presence in a cream or serum does not automatically make the product suitable for each skin. Frequency, quantity and method of application depend on the formula and indications of the manufacturer. For those who have never used it, a gradual approach and a simple routine allow you to better observe tolerance and avoid overlaying too many treatments at the s…