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Tretinoin

RetinoidAnti-agingAcne Treatment

Also known as: Retinoic Acid, Retin-A, All-Trans Retinoic Acid

The most potent form of Vitamin A available by prescription. Tretinoin is the gold standard for anti-aging and acne treatment.

Benefits

Powerful anti-aging effects, treats acne, reduces hyperpigmentation, stimulates collagen at deeper levels than OTC retinoids.

How to Use

Prescription only. Apply pea-sized amount to dry skin at night. Start every other night. Buffer with moisturizer if needed.

Technical Details
pH Range4.0-6.0
Typical Concentrations0.025%-0.1%
Research Summary

Gold standard in anti-aging research with decades of clinical data. Proven to reverse photoaging, treat acne, and stimulate collagen synthesis.

What to Avoid With
  • pregnancy
  • breastfeeding
  • sensitive skin (start low)
  • eczema

Cautions

Significant irritation period (retinization) lasting 4-12 weeks. Extreme sun sensitivity. Prescription required in most countries.

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Tretinoin — Skincare Ingredient | Skinularity