Curology Custom Formula (Azaelic acid 8%, Clindamycin 1%, Zinc pyrithione 0.25%) vs Curology Custom RX Serum (Tretinoin 0.035%, Azelaic Acid 5%, Niacinamide 4%)

Ingredients, safety and price, side by side

New comparison

The short answer

They share 8 ingredients. Custom Formula (Azaelic acid 8%, Clindamycin 1%, Zinc pyrithione 0.25%) adds 2, Custom RX Serum (Tretinoin 0.035%, Azelaic Acid 5%, Niacinamide 4%) adds 4.

On ingredients it’s close — let price and texture decide.

Product Overview
What's inside
Paraben-Free
✓
✓
Sulfate-Free
✓
✓
Alcohol-Free
✓
✓
Silicone-Free
✓
✓
EU Allergen-Free
✓
✓
Fungal Acne (Malassezia) Safe
✓
✓
Minimal Ingredients
✓
✓
Ingredient Overview
Ingredients with Comedogenic Ratings
Tocopheryl Acetate Tocopheryl Acetate
Comedogenic
rating (0)
Tocopheryl Acetate Tocopheryl Acetate
Comedogenic
rating (0)
Propylene Glycol Propylene Glycol
Comedogenic
rating (0)
Total # of Ingredients
10
12
Ingredient Health Safety (EWG)
70%
30%
0%
0%
67%
25%
0%
8%
Prices ($USD) from trusted retailers
ingredient comparison (advanced)
Common ingredients found in both products

Water, Caprylic/Capric Triglyceride, Polyacrylamide, C13-14 Isoparaffin, Phenoxyethanol, Laureth-7, Tocopheryl Acetate, Triethylene Glycol

Ingredients only in Curology Custom Formula (Azaelic acid 8%, Clindamycin 1%, Zinc pyrithione 0.25%)

Maltodextrin, Aloe Barbadensis Leaf Powder

Ingredients only in Curology Custom RX Serum (Tretinoin 0.035%, Azelaic Acid 5%, Niacinamide 4%)

Azelaic Acid, Niacinamide, Aloe Barbadensis Leaf Juice, Propylene Glycol

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