2
Shared Ingredients
Comparing Curology Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%) versus Curology Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%) — shared ingredients, unique components, comedogenic & irritancy ratings and unique benefits.

Product 1
Curology Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%)

Product 2
Curology Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%)
2
Shared Ingredients
1
Unique to Curology Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%)
1
Unique to Curology Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%)
Neither product contains highly comedogenic ingredients (rating ≥ 3), making both suitable for acne-prone skin. Curology Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%) scores lower on irritancy, which may suit sensitive skin better. Both products share 2 ingredients in common. Curology Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%) has 1 unique ingredient while Curology Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%) has 1.
Comedogenic
1 rated
Safe
3 rated
Irritant
3 rated
Based on 3 rated ingredient s
Comedogenic
2 rated
Safe
3 rated
Irritant
3 rated
Based on 3 rated ingredient s
By comparing Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%) and Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%) side-by-side, you can identify which product has fewer irritants and a better safety profile for sensitive skin. Check the irritancy ratings in the comparison matrix above.
The comparison tool highlights comedogenic (pore-clogging) ingredients in both Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%) and Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%). Review the comedogenic ratings above to see which formulation is less likely to cause breakouts.
Our ingredient analysis matrix lists all shared ingredients as well as those unique to either Custom Formula (Tretinoin 0.007%, Clindamycin Phosphate 1%, Azelaic Acid 2%) or Custom Formula (Tretinoin 0.015% Azelaic acid 5% Niacinamide 4%).
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