Head to Head
Sunday Riley Good Genes vs Murad Retinol Youth Renewal Serum
An acid treatment against a buffered retinol: surface glow against nightly renewal, compared on mechanism, schedule and tolerance.
Sunday Riley Good Genes All-In-One Lactic Acid Treatment
The glow treatment: purified grade lactic acid with licorice and lemongrass, built to clarify and brighten the look of skin fast.
Murad Retinol Youth Renewal Serum
The night renewal specialist: Retinol Tri-Active Technology with Swertia flower extract and hyaluronic acid spheres.
Where They Differ
Mechanism: exfoliation vs retinoid renewal
Good Genes uses purified grade lactic acid to loosen dull surface cells, with licorice supporting brightness. The Murad serum uses Retinol Tri-Active Technology, a fast acting retinoid with time released retinol and a booster, supported by Swertia extract and hyaluronic acid. One removes what dulls the surface; the other coaches the skin renewal process itself.
Schedule and sensation
Good Genes is directed morning or evening and commonly settles at two to four uses a week, with a possible tingle as its tell. The Murad serum is evening only, built for nightly use once adjusted, with dryness or flaking as its early tell and a moisturiser sandwich as the common remedy. Neither sensation is a badge of honour; both are information about dose.
What each will not do
Good Genes will not substitute for a retinoid on the look of deeper lines, and the Murad serum will not give next morning surface polish. Readers who expect either product to do the other job end up disappointed with two excellent serums, which is why this comparison exists.
The Specification, Side by Side
| Measure | Sunday Riley Good Genes All-In-One Lactic Acid Treatment | Murad Retinol Youth Renewal Serum |
|---|---|---|
| Hero Actives | Lactic Acid, Licorice Root Extract, Lemongrass, Arnica | Retinol Tri-Active Technology, Swertia Flower Extract, Hyaluronic Acid |
| Size | 1 fl oz / 30 ml | 1 fl oz / 30 ml |
| Format | Pump treatment serum | Pump serum, Resurgence line |
| Use | Morning or evening, one to two pumps on clean skin | Evening only, thin layer before moisturiser |
| Brand Notes | B Corp Certified, cruelty free, as printed in the brand story | Not published |
| Buffering Ingredients | Not published | Ceramide NP, Squalane, Shea Butter Ethyl Esters, as printed |
Choose Sunday Riley Good Genes All-In-One Lactic Acid Treatment if
- Dullness and rough texture are the mirror complaint
- You want visible change within the first weeks
- You prefer a few treatment nights a week to a nightly active
Choose Murad Retinol Youth Renewal Serum if
- Lines, firmness appearance and tone are the long brief
- You will commit to nightly use and morning sunscreen
- You want a buffered retinoid with ceramide and squalane support
Questions, Answered
Can Good Genes and the Murad retinol be used on the same night?
Not in the routines this site recommends. Alternate nights instead, with a hydration layer such as B-Hydra on both. Stacking an acid and a retinoid in one evening is the most reliable route to irritation in this entire edit.
Which is better for the appearance of dark spots?
Both contribute differently: Good Genes licorice and surface renewal address the look of spots quickly and superficially, while the retinol works on tone over months. Consistent sunscreen decides how much of either gain you keep.
Keep Researching
Every page in the Face Serums edit.
- 01Face Serums: the hubHub
- 02Best Face Serums 2027Best of
- 03Face Serums for BeginnersGuide
- 04Morning vs Night SerumsGuide
- 05Face Serums for Mature SkinGuide
- 06Estée Lauder Advanced Night Repair Serum ReviewReview
- 07Sunday Riley Good Genes All-In-One Lactic Acid Treatment ReviewReview
- 08Lancôme Advanced Génifique Serum ReviewReview
- 09Estée Lauder Advanced Night Repair vs Lancôme Advanced GénifiqueComparison
- 10Face Serums Buying GuideBuying guide
- 11Face Serum Care and KeepingCare
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