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Where an ingredient sits on a label, and why it...

Cosmetic ingredient lists run in descending order of quantity. That one rule tells you more than anything printed on the front of a bottle.

Where an ingredient sits on a label, and why it...

Cosmetic ingredient lists run in descending order of quantity. That one rule tells you more than anything printed on the front of a bottle.

A woman parting her hair with a comb in front of a mirror

What free-from claims mean, and which ones are ...

Paraben-free, sulfate-free, clean. Some of these phrases are precise and provable from the ingredient list. Others are not regulated at all.

What free-from claims mean, and which ones are ...

Paraben-free, sulfate-free, clean. Some of these phrases are precise and provable from the ingredient list. Others are not regulated at all.

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Peptides on an ingredient list, in plain words

sh-Polypeptide-1, sh-Oligopeptide-2. The naming system looks like serial numbers. Here is what each part of it actually records.

Peptides on an ingredient list, in plain words

sh-Polypeptide-1, sh-Oligopeptide-2. The naming system looks like serial numbers. Here is what each part of it actually records.