Ideas and practical guidance for skincare, body care, hair, makeup, and fragrance.
Both are precursors your skin has to convert before anything happens. Retinal is one step away from active; retinol is two. The more interesting question is how much trustworthy evidence sits behind either.
Exfoliate, retinoid, recover, recover, repeat. It works — but not because the sequence is special. It works because it makes the rest nights impossible to skip, which is the step everyone quietly drops.
Thinnest to thickest, then sunscreen last. That single rule replaces every ten-step list — once you understand why a moisturizer seals your serum out as effectively as it seals water in.
