Health claim
“Retinoids are best applied at night after other serums.”
Claim checked — strong evidenceLow riskother
Evidence Summary
Multiple well-designed studies consistently support this claim.
Retinoids can degrade with sunlight and are typically recommended for nighttime use following lighter serums.
Extracted from
How to Layer Your Skincare Products in an Anti-Aging Skincare RoutineDr. Daniel Sugai
The video outlines the recommended order for applying anti‑aging skincare products such as vitamin C, hyaluronic acid, and retinoids, focusing on layering technique and timing.
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