INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid vs Paula's Choice 10% Niacinamide Booster
INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid scores 9.7/9.8 vs Paula's Choice 10% Niacinamide Booster at 9.2/9.8. INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid wins for active ingredients.
Head to head

Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid
Score comparison
INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid edges ahead, winning 2 of 5 attributes.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
Paula's Choice WINSIrritation Risk
TIEActive Ingredient Strength
INNBEAUTY PROJECT WINSIngredient Transparency
Paula's Choice WINSFormulation Safety
TIEIngredient face-off
12% overlapOnly in INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid
37 unique
Only in Paula's Choice 10% Niacinamide Booster
17 unique
Why INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid comes out ahead
Where INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid really shines is active ingredient strength, scoring 9.8 compared to Paula's Choice 10% Niacinamide Booster's 6.7. Its formula features Tetrahexyldecyl Ascorbate, Niacinamide, and Ascorbic Acid in high positions, signalling meaningful concentrations.
Hydration Efficacy is another area of separation. Paula's Choice 10% Niacinamide Booster scores 7.7 here versus 6.3 for INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid. That difference comes down to how each formula is built — the ingredient list tells the story.
INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid brings Tetrahexyldecyl Ascorbate, Niacinamide, and Ascorbic Acid as actives, while paula's Choice 10% Niacinamide Booster relies on Niacinamide, Acetyl Glucosamine, and Ascorbyl Glucoside. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Targeting specific concerns like aging or uneven tone — Tetrahexyldecyl Ascorbate does the heavy lifting
- Anyone who prefers clean, well-vetted formulations
Paula's Choice 10% Niacinamide Booster is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Dry or dehydrated skin that craves moisture, thanks to Butylene Glycol
- Anyone who prefers clean, well-vetted formulations
Value comparison
At premium pricing with a score of 9.7, INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid delivers strong value. Paula's Choice 10% Niacinamide Booster sits at the mid-range level with a 9.2 score — the extra cost doesn't translate to better scores here.
Our verdict
INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid edges ahead with a slightly stronger formulation, but Paula's Choice 10% Niacinamide Booster is still a solid pick.


Frequently asked questions
Which is better: INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid or Paula's Choice 10% Niacinamide Booster?
Based on ingredient analysis, INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid scores higher overall. See the full score breakdown above for details on each attribute.
Do INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid and Paula's Choice 10% Niacinamide Booster share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between INNBEAUTY PROJECT Pro C Serum Brightening Solution with 15% Vitamin C + Ferulic Acid and Paula's Choice 10% Niacinamide Booster?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.
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