What is tretinoin?
Tretinoin is a topical retinoid, a vitamin A derivative, that has been studied in dermatology for more than fifty years. It works by speeding up the turnover of skin cells and supporting the skin's collagen, which is why prescribers use it both for acne (its approved use in Canada) and, off-label, for the cosmetic appearance of fine lines, uneven tone, and rough texture.
Because it is a prescription medication, tretinoin is not sold on store shelves in Canada. It is dispensed by a pharmacy after a prescriber decides it is appropriate for you. A compounding pharmacy can prepare it at a specific strength and in a base suited to your skin, and can combine it with supportive non-prescription ingredients.
Retin-A vs retinoic acid vs retinol vs tretinoin
These four words cause endless confusion, so here they are side by side.
| Term | What it means | Prescription? |
|---|---|---|
| Tretinoin | The generic drug name for the active ingredient | Yes |
| Retin-A | A brand name for tretinoin. Same active ingredient | Yes |
| Retinoic acid | The chemical that tretinoin is (all-trans retinoic acid), the form skin uses directly | Yes (as tretinoin) |
| Retinol | A weaker, over-the-counter precursor the skin must convert into retinoic acid | No |
In short: Retin-A is tretinoin, tretinoin is retinoic acid, and retinol is the gentler cousin you can buy without a prescription. If you have used retinol and want something stronger and more studied, tretinoin is the prescription step up, which is exactly what a prescriber assessment decides.
Tretinoin and the appearance of aging
Tretinoin is among the most researched topical ingredients for the look of photoaged skin. Studies have examined its effect on the appearance of fine lines, mottled pigmentation, and skin smoothness. It is important to be precise and honest here: in Canada tretinoin is approved for acne, and any cosmetic benefit relates to appearance only, develops gradually over months, and varies from person to person. It is not an approved anti-aging drug and it does not change biological aging.
Is tretinoin like Botox?
People often search this, so let's answer it directly: no, tretinoin and Botox are not the same and do not work the same way. Botox is an injectable that temporarily relaxes specific muscles to soften expression lines. Tretinoin is a topical cream or gel that works on the surface and outer layers of the skin over time. They target different things through completely different mechanisms. Any phrase like "Botox-level" is marketing shorthand, not a medical equivalence, and we avoid it. If your interest is the appearance of fine lines, both are options your clinician can discuss, and they are sometimes used for different concerns rather than as substitutes.
Strengths and how to start
Tretinoin is commonly prepared in strengths from about 0.015 percent up to 0.05 percent or higher. Starting low and using it a few nights per week lets the skin build tolerance before moving up. Because a compounding pharmacy makes each formula individually, your prescriber can choose a strength and base, and can add supportive ingredients such as niacinamide or hyaluronic acid to ease the adjustment.
- New to retinoids: a lower strength, a few nights a week, with a good moisturizer and daily SPF.
- Experienced: a higher strength may be appropriate, at your prescriber's discretion.
- Sensitive skin: a gentler base and a soothing booster can make a real difference.
Getting tretinoin in Vancouver and across BC
SkinOnMain is operated with CareBridge Pharmacy on Main Street in Vancouver. You build your formula online, complete a short medical intake with photos and ID, and a licensed Canadian prescriber reviews it. If a prescription is appropriate, your tretinoin formula is compounded fresh and shipped, free, across the Lower Mainland and British Columbia, including Vancouver, Burnaby, Richmond, Surrey, Coquitlam, Langley, North and West Vancouver, and the Fraser Valley. A prescription is never guaranteed and is issued only after review.
Curious what your formula would look like?
Build one at the Formula Bar in about five minutes and see the price live. A pharmacist and prescriber review everything before anything is made.
Build my formula →Frequently asked questions
Is tretinoin the same as Retin-A?
Yes. Tretinoin is the generic name and Retin-A is a brand name for the same active ingredient, which chemically is retinoic acid.
What is the difference between tretinoin and retinol?
Tretinoin is retinoic acid, the active form the skin uses directly, and it is prescription-only. Retinol is a weaker over-the-counter precursor the skin must convert first, so it is gentler but less potent.
Does tretinoin help with skin aging?
Tretinoin is one of the most studied topicals for the appearance of photoaged skin. In Canada it is approved for acne; cosmetic use is off-label and prescriber-decided. Any benefit relates to appearance only and results vary.
Is tretinoin like Botox?
No. Botox is an injectable muscle relaxant; tretinoin is a topical retinoid. They work by entirely different mechanisms and are not equivalent.
Can I get tretinoin online in Vancouver?
Yes. Complete an online intake, a licensed prescriber reviews it, and if appropriate your custom formula is compounded in Vancouver and shipped across BC. A prescription is never guaranteed.