I had a difficult time finding a clarifying shampoo that would be safe for my color-treated hair, but this sulfate-free formula effectively ... like this one from Ion. What we think: “Our ...

The mass analyzer was calibrated using a mixture of caffeine, methionine–arginine–phenylalanine–alanine–acetate (MRFA), sodium dodecyl sulfate, sodium taurocholate ... performed on the three most ...