Ingredient intelligence
Compatibility Checker
Check compatibility, understand why, and keep your routine organised.
Your routine
Search the product list or paste your own ingredient list
Shared results remain identified as Norethia reviewed or Open Beauty Facts.
No products added yet, search above or try an example.
Need a starting point?
Load a realistic example routine and let the checker reveal the result.
Can't find your product? Add it manually
Find the full ingredient list on the back of the packaging or on the brand's website, then paste it below.
Skin profile
Optional, personalises your analysis
Add at least 2 products with ingredients to run the check.
Combination analysis
Your compatibility results will appear here.
Can't find a product? Submit it for review
Submit the brand, name, and ingredients. After review, it can be added to the shared product list.