RETINOID REGISTER · KNOW YOUR ACTIVERESEARCHED OCTOBER 2026
retinoidregister ↗
THE ACTIVE INGREDIENT EDIT / 2026

Different retinoids.
Better questions.

Tretinoin, retinal and adapalene belong to a broad family. They are not the same purchase. Compare five brands by the ingredient, purpose and care behind the product.

Unbranded lilac tube and translucent lime bottle arranged on white blocks with a lavender acrylic panel
AI-generated editorial still life. Unbranded props; not the reviewed products.
Advertising disclosure: CoreAge Rx is our featured commercial partner and appears first. Placement is promotional; it is not a clinical superiority ranking. How we are funded
FIVE BRANDS / THREE INGREDIENT TYPES

The five-brand register

Selection notes ↗

CoreAge Rx is the first commercial placement. The register includes different retinoid categories to make their differences visible, not to claim one universal clinical ranking.

02
Compounded tretinoin service

Musely

The Anti-Aging Cream has three published tretinoin-strength options.

  • Published strength options
  • Niacinamide and hyaluronic acid named
  • Skin-focused prescribing service

A higher available strength is not automatically the right next step.

$35 / month equivalentTwo-month supply; confirm full chargeVisit MuselyRead full review
03
Personalized prescription treatment

Curology

HydroTret Rx emphasizes a tretinoin-and-hydration approach, with formula options.

  • Personalized ingredient selection
  • Dexpanthenol hydration positioning
  • Multiple purchase offers

A tretinoin-free option exists; verify which prescription is proposed.

$29.95 / monthSubscription quote; $34.95 one-time listedVisit CurologyRead full review
04
Cosmetic retinal skincare

Medik8

Crystal Retinal offers multiple retinaldehyde strengths in a night-serum format.

  • Retinal identity stated
  • Six strength options described
  • Product-study methods disclosed

Laboratory metabolism does not establish an elevenfold faster clinical result.

Check selected strengthOne-ounce tube; variant pricing differsVisit Medik8Read full review
05
OTC adapalene acne medicine

Differin

Adapalene 0.1% gel is an acne treatment with Drug Facts labeling.

  • Fixed adapalene concentration
  • US nonprescription access
  • Clear acne-treatment label

Included for acne; not presented as an approved wrinkle treatment.

Check retailer and sizeNo universal current retailer price verifiedVisit DifferinRead full review
WHAT IS IN THE BOTTLE?

Formula files.

All product reviews
COMPOUNDED TRETINOIN

CoreAge Rx Smooth Move review

The tretinoin-containing blend, with ingredient strengths and follow-up to confirm during prescribing.

Evidence, benefits & limitations
COMPOUNDED TRETINOIN

Musely Anti-Aging Cream review

Three published tretinoin options, with the purpose of the strength more important than its name.

Evidence, benefits & limitations
PERSONALIZED TRETINOIN OPTION

Curology HydroTret Rx review

A personalized treatment with hydration-oriented ingredients and an important tretinoin-free exception.

Evidence, benefits & limitations
COSMETIC RETINAL SERUM

Medik8 Crystal Retinal review

The cosmetic retinal range, its variant-specific study and the scientific limit of speed language.

Evidence, benefits & limitations
OTC ADAPALENE FOR ACNE

Differin adapalene 0.1% gel review

A fixed acne medicine, included with its indication and Drug Facts clearly preserved.

Evidence, benefits & limitations
THE REFERENCE DESK

Read between the claims.

All articles
A NOTE ON OUR REVIEWS

Follow the source.
Know the limits.

We read product pages, published research, and regulatory guidance. We explain the tradeoffs, distinguish marketing from evidence, and link the sources so you can look closer.

Read our methodology