Tretinoin
维A酸
Also known as: Retinoic Acid, Retin-A
What it does
- Most potent topical retinoid
- Anti-aging
- Acne treatment
- Cell turnover
Effective concentration
Beginner 0.025% Intermediate 0.05% Advanced 0.1%
Prescription only. Start low, increase gradually.
Evidence
Strong evidenceMost studied retinoid with decades of research. FDA approved for acne and photoaging.
Skin types
Well suited for: Normal Oily
Use with caution: Sensitive Dry Rosacea Eczema
Significant adjustment period. Peeling, redness, dryness common initially.
Helps with
Acne & Breakouts Aging & Fine Lines Fine Lines Wrinkles Dark Spots & Hyperpigmentation Uneven Texture
Interactions
Use with care AHAs/BHAs
Increased irritation risk. Introduce slowly.
Use with care Benzoyl Peroxide
Can degrade tretinoin. Use at different times.
Irritation potential
High
Comedogenic rating
0 / 5
Pregnancy
Avoid during pregnancy
STRICTLY AVOID during pregnancy. Known teratogen.
Good to know
Prescription-strength retinoid. The gold standard for anti-aging. Requires sunscreen.
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Analyze a productEducational information only — not medical advice. Always patch test and consult a dermatologist for skin concerns.