conversion

Part III: Retinol Metabolism Cont’d; Why Retinol Can Never Replace Tretinoin

In Part I, we discussed an overview of retinol metabolism in the skin. It delved into the actual steps and corresponding classes of enzymes responsible for the conversion process. Part II examined and analyzed the various issues about retinol use such as: retinol strength, and concomitant use with acidic products. In this final part, we will discuss whether or not retinol can … Continue reading →