Gracie

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ vs Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ scores 9.6/9.8 vs Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief at 9.0/9.8. innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ wins for active ingredients.

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
Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief
Rejuran

Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief

serummid-range
9.0

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
Rejuran wins 0
9.6innisfree
+0.6vs
9.0Rejuran

Scores last verified: July 2026

Attribute battle

Hydration Efficacy

TIE
9.8
9.8
innisfree
Rejuran

Irritation Risk

TIE
9.5
9.5
innisfree
Rejuran

Active Ingredient Strength

innisfree WINS
6.4
5.3
innisfree
Rejuran

Ingredient Transparency

TIE
8.5
8.5
innisfree
Rejuran

Formulation Safety

TIE
9.0
9.0
innisfree
Rejuran

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 active ingredient strength, scoring 6.4 compared to Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief's 5.3. Its formula features Niacinamide, Allantoin, and Lactobacillus Ferment Lysate in high positions, signalling meaningful concentrations.

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ brings Niacinamide, Allantoin, and Lactobacillus Ferment Lysate as actives, while rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief relies on Niacinamide, Avena Sativa (Oat) Kernel Extract, and Cucumis Sativus (Cucumber) Fruit Extract. 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

Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief 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

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
+0.6 lead

innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ edges ahead with a slightly stronger formulation, but Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief is still a solid pick.

9.6innisfree
vs
9.0Rejuran

Frequently asked questions

Which is better: innisfree Gentle Retinol + Salicylic Acid Acne Serum for Blemishes + Post-Acne Scars​ or Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief?

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 Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief 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 Rejuran Moisture Treatment Mask c-PDRN® for Hydration & Redness Relief?

The key differences are in their active ingredients and formulation approach. Check the attribute battle above for a detailed breakdown.