COSRX The Blue Peptide Bakuchiol Plump Glow Serum vs Peace Out Salicylic Acid Acne Treatment Serum
COSRX The Blue Peptide Bakuchiol Plump Glow Serum scores 9.0/9.8 and Peace Out Salicylic Acid Acne Treatment Serum scores 8.9/9.8 — a near-tie where your skin type decides the winner.
Head to head

The Blue Peptide Bakuchiol Plump Glow Serum

Salicylic Acid Acne Treatment Serum
Score comparison
These two are neck and neck — just 0.1 points apart.
Scores last verified: July 2026
Attribute battle
Hydration Efficacy
COSRX WINSIrritation Risk
TIEActive Ingredient Strength
COSRX WINSIngredient Transparency
TIEFormulation Safety
TIEIngredient face-off
28% overlapOnly in COSRX The Blue Peptide Bakuchiol Plump Glow Serum
26 unique
Shared ingredients
10 in common
Only in Peace Out Salicylic Acid Acne Treatment Serum
22 unique
Why these two are neck and neck
These two serums take different paths to a similar destination. Both formulas include solid hydrating ingredients, and the overall scores reflect that — the gap here is genuinely slim.
Active Ingredient Strength is another area of separation. COSRX The Blue Peptide Bakuchiol Plump Glow Serum scores 8.3 here versus 6.4 for Peace Out Salicylic Acid Acne Treatment Serum. That difference comes down to how each formula is built — the ingredient list tells the story.
COSRX The Blue Peptide Bakuchiol Plump Glow Serum brings Niacinamide, Bakuchiol, and Adenosine as actives, while peace Out Salicylic Acid Acne Treatment Serum relies on Niacinamide, Zinc Pca, and Potassium Azeloyl Diglycinate. Both approaches have merit, but the positioning and supporting ingredients make the difference.
Best for your skin type
COSRX The Blue Peptide Bakuchiol Plump Glow Serum 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
- Targeting specific concerns like aging or uneven tone — Niacinamide does the heavy lifting
Peace Out Salicylic Acid Acne Treatment Serum is better if you have
- Sensitive skin — the low-irritation formula keeps things gentle
- Anyone who prefers clean, well-vetted formulations
Value comparison
Both sit in the mid-range bracket, so value comes down to formulation quality. COSRX The Blue Peptide Bakuchiol Plump Glow Serum gets the nod here with its 9.0 overall score — you're getting more for a similar outlay.
Our verdict
It's a close call — both products score within 0.3 points of each other. Your choice depends on your specific skin concerns.


Frequently asked questions
Which is better: COSRX The Blue Peptide Bakuchiol Plump Glow Serum or Peace Out Salicylic Acid Acne Treatment Serum?
Based on ingredient analysis, COSRX The Blue Peptide Bakuchiol Plump Glow Serum scores higher overall. See the full score breakdown above for details on each attribute.
Do COSRX The Blue Peptide Bakuchiol Plump Glow Serum and Peace Out Salicylic Acid Acne Treatment Serum share ingredients?
Yes, they share common ingredients. Check the ingredient face-off section above for a detailed comparison.
What's the main difference between COSRX The Blue Peptide Bakuchiol Plump Glow Serum and Peace Out Salicylic Acid Acne Treatment Serum?
The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.