StephNickolDry/ResilientThese are great starter retinols. CeraVe Resurfacing Retinol Face Serum4.6(155)757COSRX The Retinol 0.1 Cream4.7(75)95First Aid Beauty 0.3% Retinol Complex Serum with Peptides4.6(10)610TakDry/SensitiveI like all three brands, I will definitely try any of them10