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Front Page  /  Beauty, Wellness & Accessories  /  Best Amazon Skincare Picks  /  The Find
Sunday Riley Good Genes All-in-One Lactic Acid Treatment Face Serum 1 Fl Oz…
Listing photographAll photos on Amazon ↗
Sunday Riley

Sunday Riley Good Genes All-in-One Lactic Acid Treatment Face Serum 1 Fl Oz (Pack of 1)

4.6 · 3,278 reviews
$85
Buy on Amazon →
Price checked against the listing when this page was written. We earn a commission if you buy — it does not change what we say.
Colour & size options · 3 on the listing
Options we have written up open here; the rest open on Amazon.
The Quick Take

What it is

A concentrated lactic acid serum that exfoliates and brightens in one step, designed for anyone ready to trade dullness for visible radiance.

Why We Like It

Why it keeps winding up in carts

Over 3,200 people have rated this 4.6 stars, making it a tested favorite for the multi-tasking serum category.

One serum, multiple jobs, zero compromises.
Crowd Takeaways

The dominant reaction is Obsessed — the visible results.

Positives first, reservations last. Reaction groups, not review quotes.

Obsessedthe visible results
Pleasantly Surprisedgentle yet effective
Conflictedthe price tag
Frustrateddelivery condition
Based on 3,278 Amazon reviews at ★ 4.6
Our Take

A potent, proven exfoliator that earns its shelf space and its price.

Sunday Riley's Good Genes is a high-potency lactic acid treatment built for visible results—not just promises.

At $85 for 1 fl oz, it's positioned at the premium end of the lactic acid market, justified by the brand reputation and the density of the formula.

Who it is forBest for people with dull, textured, or uneven skin who are comfortable with active exfoliation and want to consolidate steps into one treatment.

The Buying Guide

What to check before you buy

01

The Active

Purified-grade lactic acid

Lactic acid is an alpha hydroxy acid (AHA) that dissolves the bonds between dead skin cells, revealing fresher skin underneath. This formula is high-potency, meaning it's concentrated enough to deliver visible results without requiring a prescription or professional application.

02

The Ritual

Serum texture with licorice brightener

Apply to clean skin. The serum absorbs quickly and works while you sleep or throughout the day. The addition of licorice root extract is meant to complement the exfoliating action by addressing the appearance of dark spots and uneven tone—turning a one-note exfoliant into a multi-step treatment in one bottle.

03

The Clean List

Cruelty-free, sulfate-free, paraben-free, vegan, and free of fragrance, gluten, soy, and phthalates

If you're building a serum routine with other actives or have skin sensitivities, the absence of common irritants and fragrances means fewer variables to manage. The vegan formulation appeals to those prioritizing ethical sourcing.

Good To Know

Straight from the listing

  • Multi-tasking, targeted lactic acid treatment rapidly exfoliates and boosts naturally youthful radiance, while visibly reducing the look of lines, wrinkles and dark spots.
  • High potency, purified grade lactic acid exfoliates dull, pore-clogging dead skin cells, to instantly clarify and reveal smoother, clearer skin.
  • Together with skin brightening licorice, this super-concentrated treatment visually reduces the look of dark spots and discoloration caused by exposure to the sun, for naturally brighter, even-toned skin.
  • Clinically tested and proven to improve the appearance of lines and wrinkles in just 3 minutes; and dark spots in 8 weeks.

Manufacturer copy, trimmed. Check the listing for current dimensions and stock.

Context

Where this sits

Lactic acid exfoliants have become the smart middle ground between gentle and aggressive: they work fast enough to matter, gentle enough to use regularly.

$85Buy on Amazon →