Both Renin-A and Renova have the same active ingredient, tretinoin. Renova has some moisturizers in it and tends to have a more elegant feel. Renova also tends to be more expensive. Renova is a 0.02% tretinoin formulation while Retin-A comes in 0.025, 0.05, and 0.1%. As...
In patients with rosacea, retinoids can be aggravating if to much product is used and retinoid formulation is too harsh for your skin. If you have been using retinol for years with no problems, then you will likely be more tolerable of tretinoin/retin-A as your skin has already...