Side-by-side comparison

Paula's Choice C15 Super Booster vs Youth to the People 15% Vitamin C + Clear Skin Serum

Both are serums. They share a 99% active-ingredient overlap, so the real decision is about price, texture and the supporting ingredients. Here's the side-by-side.

99%Active overlap
Paula's Choice
C15 Super Booster
SerumPremiumMorning only
Dark SpotsAgingDullnessSensitive skinDamaged barrier

15% L-ascorbic acid with vitamin E and ferulic acid — the classic CE Ferulic-style antioxidant trio at a slightly lower price. Small bottle is deliberate: L-AA oxidises once air-exposed, so smaller packaging keeps potency up.

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Youth to the People
15% Vitamin C + Clear Skin Serum
SerumPremiumMorning only
DullnessDark SpotsCongestion

A 15% vitamin C serum with ferulic acid, vitamin E and clarifying botanicals in a vegan base. A well-rounded antioxidant brightening serum with a clear-skin slant; a mid-to-premium alternative to classic CEF formulas.

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The verdict

Which should you choose?

Both sit in the Premium tier, so cost isn't the deciding factor here — choose on texture, finish and the supporting ingredients. The Paula's Choice leans toward Aging. The Youth to the People leans toward Congestion.

The overlap

What they share

At 99% active overlap, these are the ingredients doing comparable work in both formulas:

Ferulic AcidVitamin CVitamin E
The formulation

Ingredient stacks, side by side

Paula's Choice — top of the list

  • Water~50–80%
  • Ethoxydiglycol~5–25%
  • Ascorbic Acid15%
  • Glycerin~2–6%
  • Propylene Glycol~1.5–4%

Youth to the People — top of the list

  • Aqua~50–80%
  • Ascorbic Acid~5–25%
  • Glycerin~3–10%
  • Tetrahexyldecyl…~2–6%
  • Propanediol~1.5–4%

● 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 ChoiceYouth to the People
CategorySerumSerum
Price tierPremiumPremium
Best forDark Spots, Aging, DullnessDullness, Dark Spots, Congestion
Usage notesMorning onlyMorning only
Active overlap99% — Ferulic Acid, Vitamin C, Vitamin E
Questions

Common questions

Is the Paula's Choice C15 Super Booster or the Youth to the People 15% Vitamin C + Clear Skin Serum better?
Neither is clearly better — they overlap 99% on active ingredients and sit in the same price tier. The difference comes down to texture, finish and the supporting ingredients, so the right choice depends on your skin type and preferences.
What's the difference between the Paula's Choice C15 Super Booster and the Youth to the People 15% Vitamin C + Clear Skin Serum?
Both are serums that share Ferulic Acid, Vitamin C, Vitamin E. Where they differ: the Paula's Choice targets Aging; the Youth to the People targets Congestion.
Are the Paula's Choice C15 Super Booster and Youth to the People 15% Vitamin C + Clear Skin Serum dupes for each other?
They share 99% active-ingredient overlap based on published INCI lists, so one can stand in for the other on the actives that matter — chiefly Ferulic Acid, Vitamin C, Vitamin E. A dupe matches the hero actives, not the full sensory experience, so expect differences in texture, fragrance and exact concentrations.
Can I use the Paula's Choice C15 Super Booster and Youth to the People 15% Vitamin C + Clear Skin Serum together?
They both fill the serum slot in a routine, so you'd normally pick one rather than layer both. If you want to use both, treat one as your daytime option and the other for evening, and patch-test when introducing anything new.
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77% overlap

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