What we're learning about skincare ingredients, scoring, and what apps get wrong.
Most people don't choose a 7-step routine. They build one by accident. Here are the three most common ingredient conflicts hiding in real routines, and how to spot them.
Read articleWhy two apps give the same moisturizer opposite scores. The four calls every ingredient scanner makes, where they go wrong in both directions, and the parts most apps would rather you didn't think about.
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