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HerDupes
The Ordinary

Lactic Acid 10% + HA

Exfoliating serum · 30 ml

$9

approx. retail · $8.87 / fl oz

Price checked 23 September 2026. Amazon's price today may differ.

Dupe of Sunday Riley Good Genes Lactic Acid Treatment ($85). You save 89%.See the comparison

Sold and shipped by Amazon. We may earn a commission; the price you pay is the same.

Description

Mild AHA exfoliant for texture and dullness. Use in the evening, a few times a week, and wear SPF the next day.

Key ingredients
  • 10% lactic acid
  • Hyaluronic acid
  • Tasmanian pepperberry

Compared with the original

Cost per fl oz

Sunday Riley$83.79 / fl oz
The Ordinary$8.87 / fl oz

$76 less at checkout than the original.

Size
Original · Sunday Riley30 ml
Dupe · The Ordinary30 ml
Key ingredients
Original · Sunday RileyLactic acid, Licorice, Lemongrass
Dupe · The Ordinary10% lactic acid, Hyaluronic acid, Tasmanian pepperberry

What matches

Same main active (lactic acid) at a disclosed 10%.

What the dupe does worse

It has a thinner texture and no fragrance. It's also offered at 5% if your skin is new to acids.

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$9

$8.87 / fl oz