Gracie

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ vs Peace Out Salicylic Acid Acne Treatment Serum

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ scores 9.6/9.8 vs Peace Out Salicylic Acid Acne Treatment Serum at 8.9/9.8. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ wins for hydration.

Head to head

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​
innisfree

Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​

serummid-range
9.6
VS
Peace Out Salicylic Acid Acne Treatment Serum
Peace Out

Salicylic Acid Acne Treatment Serum

serummid-range
8.9

Score comparison

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ edges ahead, winning 1 of 5 attributes.

1
4
innisfree wins 1
Tied 4
Peace Out wins 0
9.6innisfree
+0.7vs
8.9Peace Out

Scores last verified: July 2026

Attribute battle

Hydration Efficacy

innisfree WINS
9.8
6.0
innisfree
Peace Out

Irritation Risk

TIE
9.5
9.5
innisfree
Peace Out

Active Ingredient Strength

TIE
6.4
6.4
innisfree
Peace Out

Ingredient Transparency

TIE
8.5
8.5
innisfree
Peace Out

Formulation Safety

TIE
9.0
9.0
innisfree
Peace Out

Why innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ comes out ahead

Where innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ really shines is hydration efficacy, scoring 9.8 compared to Peace Out Salicylic Acid Acne Treatment Serum's 6.0. With Glycerin, Butylene Glycol, and Betaine in its top ingredients, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ delivers stronger moisture-binding capability.

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ brings Niacinamide, Allantoin, and Lactobacillus Ferment Lysate 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

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ is better if you have

  • Sensitive skin — the low-irritation formula keeps things gentle
  • Dry or dehydrated skin that craves moisture, thanks to Glycerin
  • Anyone who prefers clean, well-vetted formulations

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. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ gets the nod here with its 9.6 overall score — you're getting more for a similar outlay.

Our verdict

✶ Our verdict
+0.7 lead

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ edges ahead with a slightly stronger formulation, but Peace Out Salicylic Acid Acne Treatment Serum is still a solid pick.

9.6innisfree
vs
8.9Peace Out

Frequently asked questions

Which is better: innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ or Peace Out Salicylic Acid Acne Treatment Serum?

Based on ingredient analysis, innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ scores higher overall. See the full score breakdown above for details on each attribute.

Do innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ 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 innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ 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.