The Lab
Specimen No. 0006
ClearedDerivedantioxidant

Retinol (Vitamin A)

CAS 68-26-8 · C₂₀H₃₀O · retinol · retinyl palmitate · vitamin a

Gold-standard anti-aging ingredient backed by decades of research. Highly effective for cell turnover and collagen production — always use with SPF.

high confidence
Researched April 18, 2026

Concerns

  • Increases UV sensitivity — sunscreen required
  • Contraindicated during pregnancy
  • Can cause initial purging and irritation
  • High-dose retinyl palmitate raised concerns in one NTP study [under review]

Sourcing & processing

plant derived

Commonly found in

Anti-aging serumsEye creamsNight creamsPrescription topicals

Research disclaimer: This rating is based on available peer-reviewed research and regulatory assessments at the time of publication. It is not medical advice. Consult a qualified professional for personal health or skin concerns.

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LabelCleared verdict badge: Retinol (Vitamin A) — Cleared
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