How to use
Limit initial use to three times per week, applying only in the evening after cleansing. Water based serums should be applied first and a moisturiser after this serum if need be. Gradually increase the frequency of application to every night.





Lezanne (verified owner) –
I’ve been using my SKIN FUNCTIONAL Oil Based Vitamin A 0,3% Retinol for a week now and it’s not Harsh on my sensitive skin. Great product to start with!