Beauty Lab · Actives
How to Introduce Retinoids Safely
Retinoids reward patience and punish impatience — a slow start is the single biggest factor in whether someone sticks with one.
Retinoids — retinol, retinal, and prescription options like tretinoin — are among the most effective and most abandoned categories in skincare. The most common reason people stop using one isn't that it 'doesn't work'; it's that they introduced it too aggressively, experienced uncomfortable dryness or flaking, and quit before their skin had a chance to adjust. This piece is general information, not medical guidance — anyone using a prescription retinoid should follow their prescriber's specific instructions over generic guidance.
A general gradual-introduction framework
- Start with a lower-strength formulation, or an encapsulated/slow-release version if available.
- Apply two to three nights a week for the first two to four weeks, rather than nightly.
- Apply to fully dry skin, and use a moisturizer afterward (or before, as a 'buffer,' for extra caution).
- Watch for manageable dryness or mild flaking (expected) versus significant redness, burning, or swelling (a sign to pull back).
- Gradually increase frequency every few weeks as tolerated, rather than jumping straight to nightly use.
Ingredient Spotlight
Retinol
Retinol is converted by the skin into retinoic acid, the active form that signals skin cells to turn over more efficiently. It's one of the most studied ingredients in skincare, generally associated with smoother texture and a more even look over consistent use.
Good to know: Retinol can cause dryness or sensitivity when first introduced. Most editorial guidance suggests starting gradually and pairing with sun protection.
Full ingredient guide →What 'retinization' is, and why it's expected
A temporary period of dryness, mild flaking and sometimes sensitivity — often called 'retinization' or the 'retinol uglies' informally — is a commonly discussed, generally expected phase for many people starting a retinoid, particularly at the beginning or when increasing strength or frequency. It typically settles within a matter of weeks as skin adjusts. That said, expected discomfort and genuinely excessive irritation are different things, and pulling back frequency (rather than pushing through significant redness or burning) is the standard advice.
What not to combine with a new retinoid
While skin is adjusting to a retinoid, it's common general guidance to hold off on other potentially irritating actives in the same routine — strong AHAs/BHAs, high-percentage vitamin C, and other exfoliating treatments — until the skin has shown it tolerates the retinoid well on its own. Barrier-supportive ingredients (ceramides, hyaluronic acid, panthenol) are the recommended pairing instead.
Pros
- A slow, gradual introduction meaningfully reduces the likelihood of quitting due to irritation
- Encapsulated and lower-strength formulations offer a genuinely gentler entry point
- Most people who introduce a retinoid gradually do reach a comfortable, sustainable frequency within a couple of months
Considerations
- Retinoids increase sun sensitivity — daily SPF isn't optional alongside them
- Pregnancy and breastfeeding guidance around retinoids varies and should be discussed directly with a physician, not decided from general skincare content
- Persistent, severe irritation is a sign to stop and reassess, not to push through
Frequently Asked
How long should I wait before increasing retinoid frequency?
General guidance suggests a few weeks at each frequency step before increasing, watching for how skin responds rather than following a fixed calendar.
Is it normal to see no visible change for the first month?
Yes — retinoids work on cell turnover cycles that take time, and initial weeks are more about tolerance-building than visible results.
Related Reading
NIYO Verdict
The single most useful thing anyone can do when starting a retinoid is go slower than feels necessary — a gradual introduction is what actually determines whether it becomes a long-term, sustainable part of a routine.
Written by NIYO & CO Editorial