Ingredient
Tretinoin
A prescription retinoid used for acne and skin texture.
Zenzit summary
- Best for
- Clinician-guided acne treatment
- Watch for
- Irritation during the adjustment period
- Beginner friendly
- advanced
- Simplicity score
- 6/10
The simplicity score reflects how easy an ingredient usually is to fit into a small routine — not how effective it is.
Tretinoin is a prescription medication. Any change to how you use it should be discussed with the healthcare professional who prescribed it.
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What it is
Tretinoin is a prescription topical retinoid used for acne and photoaging.
Retin-A
all-trans retinoic acid
What it may help with
- • Comedonal and inflammatory acne
- • Uneven texture
- • Post-inflammatory marks over time
How it works
It acts directly on retinoic acid receptors, influencing skin cell turnover and pore clogging.
Common strengths
- • 0.025%, 0.05%, 0.1% creams and gels
How often
As directed by the prescribing clinician.
Who commonly uses it
People working with a clinician on a longer-term acne plan.
Irritation risk
moderate to high
Possible side effects
- • Dryness
- • Peeling
- • Redness
- • Sun sensitivity
Commonly works well with
- • Bland moisturizer
- • Ceramides
- • Sunscreen
Use caution with
- Exfoliating acids — Extra exfoliation frequently pushes tolerance too far.
- Benzoyl peroxide — Often separated by time of day depending on the formulation.
Beginner tips
- • Follow your prescriber's instructions rather than internet protocols.
- • Simplify everything else in the routine while adjusting.