Image: skinceuticals.com
SkinCeuticals
Blemish + Age Defense Serum
A serum built around BHA and Salicylic acid, for smoothing and barrier repair.
Brand price
USD 115.00 · checked 28 Sept 2026 · on the brand's site
From the brand
What the brand says about this product. Our ingredient analysis follows below.
The brand recommends it for
- Combination skin
How to use
1 Prep + Dispense Once or twice daily, dispense 4-5 drops of Blemish + Age Defense into clean hands. 2 Apply + Complete Cover the entire affected area with a thin layer of serum. If using in the morning, apply after a SkinCeuticals vitamin C antioxidant serum and before a SkinCeuticals sunscreen.
What's inside
Ingredients List
3 trigger at least one check · 16 trigger none
- AHA
- Glycolic acid
- Anti-Aging
- Brightening
- Dark Spots
- Exfoliating
- Smoothing
- Denatured alcohol
- May Worsen Dryness
- May Worsen Eczema
- May Worsen Irritation
- May Worsen Rosacea
- AHA
- Glycolic acid
- Anti-Aging
- Brightening
- Dark Spots
- Exfoliating
- Smoothing
Key Ingredients
Benefits
Barrier Repair3
Strengthens and restores the skin's natural barrier.
Smoothing5
Refines rough or uneven texture.
Citric Acid, Diisopropyl Adipate, Glycolic Acid, Helianthus Annuus Seed Oil, Salicylic Acid
Concerns
May Worsen Seborrheic Dermatitis1
May feed the yeast involved in seborrheic dermatitis.
Ingredients Explained
Click on any ingredient to learn more about it
Glycolic Acid
Buffering
Glycolic Acid is an AHA.
Learn more about Glycolic Acid →Octadecenedioic Acid
Emulsifying
9-Octadecenedioic acid
Learn more about Octadecenedioic Acid →Salicylic Acid
Anti-seborrheic, Fragrance, Hair Conditioning, Keratolytic, Preservative, Skin Conditioning
Salicylic Acid is a BHA.
Learn more about Salicylic Acid →Capryloyl Salicylic Acid
Skin Conditioning
Benzoic acid, 2-octanoyloxy-
Learn more about Capryloyl Salicylic Acid →Citric Acid
Buffering, Chelating, Fragrance
Citric Acid is an AHA.
Learn more about Citric Acid →Hydroxyethylpiperazine Ethane Sulfonic Acid
Buffering
4-(2-Hydroxyethyl)-1-piperazineethanesulfonic acid
Learn more about Hydroxyethylpiperazine Ethane Sulfonic Acid →Alcohol Denat.
Antifoaming, Antimicrobial, Astringent, Fragrance, Solvent, Viscosity Controlling
Alcohol Denat. is a drying alcohol.
Learn more about Alcohol Denat. →Water
Antiplaque, Skin Conditioning, Solvent
Aqua (EU),Deionized Water,Distilled Water,Micromatrix Fractile AN,Onsen-Sui (JPN),Purified Water
Learn more about Water →Methylpropanediol
Solvent
2-Methyl-1,3-propanediol
Learn more about Methylpropanediol →Glycolic Acid
Buffering
Glycolic Acid is an AHA.
Learn more about Glycolic Acid →
Dupes
- La Roche-Posay Effaclar Salicylic Acid Acne Treatment Serum70% match
- Minimalist Salicylic Acid 2% Face Serum61% match