Which one should I put on my face first? Retinoid or moisturizer? ?

I got some Differin (retinoid) today. 

Should I put it on my skin before or after moisturizer? I have 2 moisturizers.One has niacinamide, the other has salicylate acid.So how do I do this?Thanks

1 Answer

Still have questions? Get answers by asking now.