Care & products · Page 3 of 3
Every active ingredient has a specific job, a strength at which it was tested, and conditions under which it stops working. These articles compare and review retinoids, acids, vitamin C, azelaic acid, peptides, urea and more, explain what your choice of toner, moisturiser and cleanser actually changes, and check popular trends such as tallow against the evidence.
Almost no other active has evidence for acne, pigmentation and rosacea at once. But the reason it competes with hydroquinone turns out not to be effectiveness — and a higher percentage is not simply stronger.
Three of the four rules that define this entire category trace to a single pig-skin study from 2001 — and the patent built on it claims a range four times wider than the number everyone quotes.
They get ranked gentle to strong, which is the wrong axis entirely. One is water-soluble, one is lipid-soluble, and one is not an exfoliant at all — and that decides which of them can reach your problem.
Most shop for moisturiser by brand. Here is why the ingredient label is the only thing that actually tells you whether a product will work for your dry skin.
Most oily skin cleansers make the problem worse, not better. Here is how to choose a gentle cleanser that removes excess oil without stripping the protein and lipid structure that keeps your skin comfortable.
Showing 13–17 of 17 articles
You've reached the end — 17 articles in Ingredients & actives, with new research notes landing regularly.
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