Retacnyl Tretinoin: What It Is, Benefits, and Common Myths

Retacnyl tretinoin is a prescription-strength Vitamin A cream used to treat acne, pigmentation, and early signs of ageing. It works by speeding up skin cell turnover, unclogging pores, and boosting collagen production.

Ever been told to "just use Retacnyl" for breakouts or uneven skin, but had no idea what it really does (or if your face will peel off)? In Singapore, it’s a familiar name at dermatology clinics, but few understand how it actually works, or who it’s really for.

Well the technical jargon stops here. Today, the best hair care and lifestyle shop will break down what is Retacnyl Tretinoin, how it benefits your skin, who should use it, who should avoid it, and the internet myths people still believe in.

What Exactly Is Retacnyl Tretinoin?

Tretinoin (the active ingredient in Retacnyl) works by speeding up your skin’s natural turnover process. That means it helps:

Clear clogged pores
Reduce inflammation
Stimulate collagen production
Fade dark spots and post-acne marks (post-inflammatory hyperpigmentation/PIH)

Because of this, Retacnyl is often prescribed in Singapore for:
✔️ Stubborn acne
✔️ Post-inflammatory hyperpigmentation (PIH)
✔️ Fine lines and texture issues

Prescription-Only for a Reason

Notice we use the word prescribed.

That’s because you can’t walk into Watsons or Guardian and grab Retacnyl off the shelf. It’s classified as a prescription medication in Singapore due to its potency and potential side effects if misused.

Common strengths in Singapore include 0.025% and 0.05%; the starting strength is individualized based on skin tolerance and clinician judgment.

Not to Be Confused with Over-the-Counter Retinoids

Unlike gentler options like retinol (often found in drugstore serums), tretinoin works faster and goes deeper, but that also means your skin may go through an adjustment period (peeling, dryness, or purging).

In short: Retacnyl = medical-grade, fast-acting retinoid, not your average anti-ageing cream.

What Are the Benefits of Retacnyl Tretinoin?

Tretinoin (with brands such as Retacnyl) is a commonly prescribed topical retinoid for acne and photoaging in Singapore.

Here’s what makes it so effective:

Acne Control

Clears existing breakouts and prevents future ones.

Retacnyl unclogs pores by accelerating skin cell turnover, which reduces whiteheads, blackheads, and inflammatory pimples. It’s especially helpful for adult hormonal acne.

Anti-Ageing Support

Softens fine lines, boosts collagen, and improves firmness.

By stimulating collagen production at the deeper skin layers, tretinoin helps reduce early signs of ageing, including crow’s feet and smile lines, without the need for more invasive treatments.

Pigmentation & Spot Fading

Fades post-acne marks, melasma, and sun damage.

Singapore’s year-round UV exposure makes pigmentation a top skincare concern. Retacnyl helps fade dark spots and evens out skin tone over time when used with sun protection.

Texture & Radiance Boost

Refines rough skin and brightens dull complexion.

As it speeds up the shedding of old skin cells, Retacnyl reveals smoother, fresher skin underneath. Many users report a natural “glow” after 2–3 months of consistent use.

Dermatologists often recommend pairing Retacnyl with lightweight, non-comedogenic moisturisers to minimise irritation during the adjustment phase.

How to Get Retacnyl Tretinoin in Singapore

As mentioned, Retacnyl is a prescription medication in Singapore and is not available over-the-counter at retail pharmacies but that doesn’t mean you can’t obtain it legally and safely.

To obtain it legally and safely:

Book a consultation with a registered dermatologist or aesthetic clinic.
After evaluation, a doctor may prescribe Retacnyl based on your skin needs.
You’ll receive the cream through the clinic’s in-house pharmacy or partner dispensary.

Source: Health Sciences Authority (HSA), Singapore. Retacnyl (Tretinoin) is classified as a Prescription-Only Medicine (POM) under local pharmaceutical regulations.

Who Should Use (or Avoid) Retacnyl Tretinoin?

Retacnyl isn’t a “try and see” product, it’s a prescription-strength cream for specific skin concerns and not everyone is a good candidate.

Before using Retacnyl, a doctor will assess your skin condition, routine, and sensitivity level. That’s because tretinoin can cause irritation if used incorrectly or by the wrong skin type.

Retacnyl May Be Suitable If You:

Have persistent acne that hasn’t responded well to over-the-counter spot treatments.
Are in your late 20s to 30s and looking for early anti-ageing prevention (especially fine lines and dullness).
Have post-acne marks, melasma, or sun-induced pigmentation and want faster skin renewal.
Tend to have oily or combination skin that tolerates stronger actives like acids or retinoids.

“Tretinoin is a potent ingredient used in prescription medicines for the treatment of skin conditions and should be used under medical supervision.” — Health Sciences Authority (Singapore), 2025

You Should Avoid Retacnyl If You:

Have very sensitive, eczema-prone, or rosacea skin, tretinoin may cause more harm than good.
Are pregnant or breastfeeding, tretinoin is not safe during this period.
Are already using strong actives (like benzoyl peroxide, AHAs/BHAs, or vitamin C) without a doctor’s guidance.
Are unwilling to use daily sunblock, UV exposure in Singapore can worsen side effects and reverse progress.

Gentle Reminder: Even if you fall under the “suitable” group, tretinoin must always be introduced under professional supervision to avoid overuse or skin barrier damage. Always consult a dermatologist first.

Common Myths About Retacnyl Tretinoin

Let’s be real, like any other wellness treatment. Retacnyl gets talked about like it’s either a miracle cream or a skin nightmare. The truth? Somewhere in between.

Here’s what it’s not, despite what your friend’s cousin or Reddit thread might say:

“It thins your skin permanently.”

Very false.

Yes, your skin might feel raw at first, but it’s not melting away. In fact, Retacnyl actually boosts collagen and strengthens your skin in the long run. Just don’t skip your moisturiser and expect miracles overnight.

“It’s only for teenagers with acne.”

Not true.

Plenty of adults in Singapore use it for fine lines, pigmentation, and dullness, especially after years of sun, stress, and not drinking enough water. Hydrate people.

“You’ll see results overnight.”

Definitely false.

Tretinoin is not a quick fix. Most people start seeing clearer, smoother skin after 8 to 12 weeks of consistent use, and results continue to improve over several months.

“It’s dangerous for no reason.”

Also false.

Retacnyl is a prescription-only treatment, which means it’s regulated and approved for specific use cases. As long as a doctor prescribes it and you follow instructions (and don’t act smart), it’s safe and effective.

TLDR: Don’t let Reddit threads or TikTok comments scare you off. When used correctly, Retacnyl is one of the most dermatologist-trusted treatments available today.

What to Know Before Using Retacnyl Tretinoin

Because Retacnyl is a prescription-strength cream, it should only be used under a doctor's guidance. Therefore, we will NOT guide you how to use it.

Instead, we will tell you what to expect once you start, so you’re not caught off guard.

Your Skin May “Purge” at First

Some users experience temporary breakouts or flaking when starting tretinoin. This is normal and part of the adjustment period, but it’s always best to raise any concerns with your dermatologist early on.

Sun Protection Is Non-Negotiable

Tretinoin makes your skin more sensitive to sunlight and considering we live in a tropical country where the sun is always out, daily sunscreen is essential to prevent burns, irritation, or hyperpigmentation.

Moisturiser Will Be Your Best Friend

To avoid dryness or peeling, most users are advised to pair tretinoin with a hydrating, non-comedogenic moisturiser.

Always Follow Your Doctor’s Plan

We cannot stress this enough. Please lah, don’t DIY your routine.

Dosage, frequency, and how to layer products should all come from your licensed healthcare provider. What works for your friend may not work for you.

Conclusion: Is Retacnyl Tretinoin Worth It?

If you’re prescribed Retacnyl, one thing’s for sure, your skin will need extra care during the adjustment period.

At Top Secret, we don’t sell prescription treatments, but we do carry the essentials that help your skin stay balanced, calm, and hydrated.

Explore our curated collection of:

Lightweight facial moisturisers ideal for sensitive or breakout-prone skin
Soothing body creams that nourish without feeling greasy
Bath & body care products that support overall skin barrier health

Shop now at our body care shop and give your skin the backup it needs, because even if you’re on prescription skincare, the right moisturiser makes all the difference.

Frequently Asked Questions About Retacnyl Tretinoin

What Is Retacnyl Tretinoin Used For?

For acne treatment, pigmentation, and anti-ageing.

Is Retacnyl Available Over The Counter In Singapore?

No, it requires a doctor’s prescription.

How Long Does Retacnyl Take To Work?

8–12 weeks of consistent use.

Can Retacnyl be used with other skincare?

Yes, but avoid harsh actives, pair with moisturisers and sunscreen.

Is Tretinoin Safe For All Skin Types?

It’s not recommended for sensitive or eczema-prone skin.

Can Retacnyl Be Used Daily?

Start slow (2–3 times a week), then build up under medical advice.