Side-by-side comparison

Paula's Choice Clinical 1% Retinol Treatment vs The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%

Both serums contain Vitamin C, but each adds something the other doesn't. Here's where they overlap and where they split.

1Shared hero active
Paula's Choice
Clinical 1% Retinol Treatment
SerumPremiumEvening only
Fine LinesPhotoaging PreventionRough Texture

A higher-strength 1% retinol treatment buffered with peptides, vitamin C and liquorice. A serious step-up retinol for experienced users targeting wrinkles and tone; introduce slowly and pair with barrier support.

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The Ordinary
Ascorbic Acid 8% + Alpha Arbutin 2%
SerumBudgetMorning only
Dark SpotsDullnessSensitive skinDamaged barrier

Water-based vitamin C at a tolerable 8%, paired with alpha arbutin for pigmentation. Gentler than pure 20% L-ascorbic acid suspensions — a sensible first vitamin C for most skin types. Expect a mild tingle; discontinue if it stings.

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The verdict

Which should you choose?

Both contain Vitamin C. Paula's Choice Clinical 1% Retinol Treatment adds Retinol and Peptides. Pick the one whose extra matches what you're treating. Paula's Choice Clinical 1% Retinol Treatment is the better fit for fine lines, preventing sun damage and rough texture; The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% for dark spots and dullness. On price, The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% is the less expensive option (Budget versus Premium). Paula's Choice Clinical 1% Retinol Treatment is flagged evening only; The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% is flagged morning only.

The overlap

What they share

This hero active appears in both formulas:

Vitamin C
The formulation

Ingredient stacks, side by side

Paula's Choice Clinical 1% Retinol Treatment — top of the list

  • Aqua~50–80%
  • Cyclopentasilox…~5–25%
  • Glycerin~3–10%
  • Dimethicone~2–6%
  • Retinol~1.5–4%

The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% — top of the list

  • Aqua (Water)~50–80%
  • Ascorbic Acid8%
  • Propylene Glycol~3–10%
  • Glycerin~2–6%
  • Alpha-Arbutin2%

● marks ingredients that appear near the top of both lists. Percentages are positional estimates from INCI order, not disclosed doses.

At a glance

The specs

Paula's Choice Clinical 1% Retinol TreatmentThe Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%
CategorySerumSerum
Price tierPremiumBudget
Best forFine Lines, Photoaging Prevention, Rough TextureDark Spots, Dullness
Usage notesEvening onlyMorning only
Shared hero activesVitamin C
Questions

Common questions

Is the Paula's Choice Clinical 1% Retinol Treatment or The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% better?
It depends on what you're treating. Both contain Vitamin C; Paula's Choice Clinical 1% Retinol Treatment adds Retinol and Peptides.
What's the difference between the Paula's Choice Clinical 1% Retinol Treatment and The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%?
Paula's Choice Clinical 1% Retinol Treatment's hero actives are Retinol, Vitamin C and Peptides. The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2%'s are Vitamin C. They also sit in different price tiers (Premium versus Budget).
Are the Paula's Choice Clinical 1% Retinol Treatment and The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% dupes for each other?
Partly. They share Vitamin C, but Paula's Choice Clinical 1% Retinol Treatment's Retinol and Peptides aren't in the other, so they aren't full substitutes.
Can I use the Paula's Choice Clinical 1% Retinol Treatment and The Ordinary Ascorbic Acid 8% + Alpha Arbutin 2% together?
Usually, yes. Apply the thinner texture first, then the thicker one, and patch-test when introducing anything new.
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1 shared hero active

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