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Tretinoin Brands Compared: Acnetin-A vs Retin-A vs Retacnyl (2026)

All major OTC tretinoin brands compared — Acnetin-A ($2-4), Stieva-A, Retin-A, Retacnyl ($12-20), A-Ret. Strength options, prices, where to find each brand in SE Asia.

The Well Frog TeamMay 27, 202612 min read

TL;DR

The most common OTC tretinoin brands across Southeast Asia are Acnetin-A (Thailand, cheapest at $2-4), Stieva-A (Thailand, made by GSK, $3-5), Retacnyl (French Galderma, premium at $12-20), Retin-A (Johnson & Johnson, $5-12), and A-Ret (Indian Menarini, $3-10). All contain the same active ingredient — tretinoin — at the strength labelled. Cheaper brands work as well as premium ones; the differences are in base formulation, packaging, and storage. For beginners, start with whichever 0.025% strength is freshest in stock.

All Major Tretinoin Brands Compared

BrandManufacturerOriginStrengths AvailableTypical OTC Price
Acnetin-AMega LifesciencesThailand0.025%, 0.05%$2-4 (10g tube)
Stieva-AGSK / GlaxoSmithKlineThailand0.025%, 0.05%, 0.1%$3-5 (25g tube)
Retin-AJohnson & JohnsonVarious (US-licensed)0.025%, 0.05%, 0.1%$5-12 (20g tube)
RetacnylGaldermaFrance0.025%, 0.05%$12-20 (30g tube)
A-RetMenarini IndiaIndia0.025%, 0.05%, 0.1%$3-10 (20g tube)
Tretin (H&H)H&H PharmaceuticalsIndia0.025%, 0.05%$8-12 (30g tube)
Retino-AJanssen-Cilag (J&J)India0.025%, 0.05%$2-6 (20g tube)
LocacidPierre FabreFrance0.05%$15-22 (30g tube)
VesanoidRocheVariousMostly oral; topical rarePrescription only

All of these use tretinoin (all-trans retinoic acid) as the active ingredient. The base, vehicle (cream vs gel vs solution), packaging, and country of origin differ — but pharmacologically they are interchangeable at the same labelled strength.

Brand-by-Brand Deep Dive

Acnetin-A (Thailand) — The Cheap Workhorse

Made by Thai company Mega Lifesciences and the most common OTC tretinoin in Southeast Asia. Sold in 10g tubes, white cream base. Widely stocked in Thailand, Cambodia, Vietnam, and Laos. The default cheap option.

FactorDetail
Strengths0.025% and 0.05%
VehicleCream (white, slightly thick)
Tube size10g
ProsCheapest tretinoin in SEA. Fresh stock at high-turnover pharmacies. No fillers.
ConsSmall tube size (10g lasts 6-8 weeks). Quality can vary batch to batch.
Best forBuyers who know what they want. Stocking up trips. Sensitive skin (no harsh fillers).

Stieva-A (GSK Thailand) — The Reliable Workhorse

Made by GlaxoSmithKline in Thailand. Sold in 25g tubes — biggest value-for-money on the OTC market. Widely available in Bangkok pharmacies, less so in Cambodia and Vietnam. Comes in cream and gel.

FactorDetail
Strengths0.025%, 0.05%, and 0.1% (gel)
VehicleCream and gel options
Tube size25g (cream), smaller for gel
ProsGSK manufacturing quality. 25g lasts 4-6 months. Both cream and gel options.
ConsLess common outside Thailand. Gel version can be drying.
Best forLong-term users buying in bulk. Those who prefer gel for oily skin.

Retacnyl (Galderma France) — The Premium Choice

Made by Galderma, the French pharmaceutical company behind Differin and Cetaphil. Considered the gold-standard premium OTC tretinoin. Stocked at upscale pharmacies in Phnom Penh (Pharmacie de la Gare), Bangkok, and Manila. Available in 30g tubes.

FactorDetail
Strengths0.025% and 0.05%
VehicleCream (smooth, well-tolerated base)
Tube size30g
ProsBest-tolerated formulation. Smooth application. Long shelf life. European manufacturing standards.
ConsMost expensive OTC option. Harder to find — only at French-style or upmarket pharmacies.
Best forSensitive skin. First-time users worried about irritation. Long-term routine.

Retin-A (Johnson & Johnson) — The Original

The original branded tretinoin from Johnson & Johnson, dating to the 1970s. Now manufactured in various countries under license. Available in cream, gel, and micro-formulation. Found in Thai independent pharmacies and Vietnamese pharmacies. Less common as the cheaper Asian generics dominate.

FactorDetail
Strengths0.025%, 0.05%, 0.1%
VehicleCream, gel, and Micro (sustained-release)
Tube size20g
ProsDecades of clinical data. Trusted name brand. Multiple vehicle options.
ConsMid-priced (overlap with both budget and premium). Variable availability.
Best forBuyers who want a name brand. Those who tolerated branded Retin-A at home.

A-Ret (Menarini India) — The 0.1% Specialist

Made by Menarini India. Notable for being one of the easiest-to-find 0.1% tretinoin formulations. Sold in 20g tubes. Most commonly seen in Cambodia and Vietnam (Indian pharmaceutical imports). Hugely popular on Reddit's skincare communities.

FactorDetail
Strengths0.025%, 0.05%, 0.1% (all widely available)
VehicleCream and gel
Tube size20g
ProsCheapest 0.1% formulation. Larger tube than Acnetin-A. Reddit-popular.
ConsSome Reddit reports of inconsistent batch potency.
Best forExperienced users seeking 0.1%. Cost-conscious advanced users.

Tretin (H&H India), Retino-A (J&J India), Locacid (France) — Honourable Mentions

Tretin is a quality Indian generic in 30g tubes, often found in Phnom Penh pharmacies. Retino-A is the J&J-licensed Indian version in smaller tubes. Locacid is a French alternative similar to Retacnyl, slightly different base, occasionally stocked in upscale pharmacies. All work equivalently at the labelled strength.

Which Brand Should You Buy?

If you...Buy
Want the cheapest optionAcnetin-A 0.025% ($2-4)
Want the best value per gramStieva-A 25g or A-Ret 20g
Are new to tretinoinRetacnyl 0.025% (gentlest base)
Have sensitive skinRetacnyl 0.025% or Retin-A cream 0.025%
Need 0.1% strengthA-Ret 0.1% or Stieva-A 0.1% gel
Prefer a gel over creamStieva-A gel or Retin-A gel
Are stocking up for exportAcnetin-A (small tubes, easier to declare)
Want a name brandRetin-A (J&J) or Retacnyl (Galderma)

Brand Availability by Country

BrandCambodiaThailandVietnamPhilippines
Acnetin-AYes (widely)Yes (widely)YesLimited
Stieva-ALimitedYes (widely)LimitedNo
Retin-ALimitedYes (independents)YesLimited
RetacnylYes (Pharmacie de la Gare)Yes (upmarket)LimitedYes (Mercury Drug)
A-RetYesLimitedYesNo
Tretin (H&H)YesLimitedLimitedNo
Retino-ALimitedLimitedYesYes
LocacidLimited (upscale)Limited (upscale)NoNo

Are Cheap Asian Generics Really the Same?

Yes. Tretinoin is a small, well-characterised molecule that has been off-patent since the 1980s. The active pharmaceutical ingredient is identical regardless of brand or manufacturer — what differs is the base formulation, packaging, and quality-control variance. The base only matters for tolerability (sensitive skin may prefer Retacnyl's smoother base) and shelf life (a heat-degraded tube of Retacnyl works as poorly as a heat-degraded tube of Acnetin-A). Buy fresh stock from a busy pharmacy, store it correctly, and brand-name premium is largely about packaging.

How to Spot Counterfeit or Degraded Tretinoin

  • Fresh tretinoin is pale yellow to white. Brown, orange, or dark yellow product is degraded — discard.
  • The tube should feel intact. Damaged tubes mean air exposure and oxidation.
  • Check expiry dates. Tretinoin typically has 2-3 years from manufacture; pharmacies with low turnover may stock close-to-expiry tubes.
  • Buy from air-conditioned pharmacies. Heat destroys tretinoin. Avoid pharmacies that display product in unconditioned windows.
  • Verify printed details. Brand name, strength, lot number, and expiry should all be clearly printed (not stickered or smudged).

Frequently Asked Questions

Is Acnetin-A as effective as Retin-A?

Yes. Both contain the same active ingredient (tretinoin) at the labelled strength. Acnetin-A is the cheap Thai generic; Retin-A is the original Johnson & Johnson brand. At equivalent strengths, clinical effectiveness is the same. Differences are in base formulation and price.

What is the strongest tretinoin you can buy over the counter?

0.1% is the highest standard strength sold OTC. A-Ret 0.1% (Menarini) and Stieva-A 0.1% gel are the most common formulations. 0.1% is not recommended for beginners — start with 0.025%.

Which tretinoin brand is best for beginners?

Retacnyl 0.025% is the most beginner-friendly because of its smoother, less-irritating base. If price matters more, Acnetin-A 0.025% works equally well at half the cost. Either way, start at 0.025% — not higher.

Is Retacnyl better than Acnetin-A?

Pharmacologically, no — both deliver tretinoin at the labelled strength. Practically, Retacnyl's French-made base is smoother and better tolerated for sensitive skin. Acnetin-A is half the price and works for most users.

What is the difference between tretinoin cream and gel?

Cream is moisturising and better for dry or sensitive skin. Gel is drying and better for oily or acne-prone skin. Same active ingredient, different base. Stieva-A and Retin-A both offer cream and gel; Acnetin-A is cream-only.

Are Indian tretinoin brands safe?

Yes, when bought from licensed pharmacies. Menarini India (A-Ret) and J&J India (Retino-A) operate under strict regulatory standards. The risk is from unlicensed online sellers selling counterfeit Indian-labelled product — buy in-person at established pharmacies in Cambodia, Vietnam, or India itself.

Why is Retacnyl so much more expensive?

Galderma is a premium French pharmaceutical company with European manufacturing costs. The base formulation also uses higher-grade emollients. For most users, the extra cost is about tolerability and consistency — not effectiveness.

What is tretinoin micro?

Tretinoin Micro (Retin-A Micro by J&J) is a sustained-release formulation that delivers tretinoin more slowly to reduce irritation. Available in 0.04%, 0.06%, 0.08%, and 0.1%. Rare in Southeast Asian pharmacies but found occasionally in the Philippines and Thailand.

Get a Dermatologist's Recommendation

Phnom Penh dermatologists can recommend the right brand and strength for your skin from $40 per consultation.

Looking for more options? tretinoin OTC countries (worldwide guide), tretinoin Cambodia buying guide and best dermatologists in Phnom Penh.

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