Journal
Field notes.
Short, useful, occasionally opinionated. What we are testing, what we have learned and what the label is not telling you.
Explainers
Peptides or retinol? Wrong question.
They do different jobs. Here is how to run both without your face falling off.
Climate
Skincare at 45 degrees, then 18 degrees of office air.
Karachi, Dubai and Dallas share a problem no French pharmacy brand was built for.
How we work
Why we print the percentages.
Most brands above USD 30 stopped disclosing. We think that is the whole opportunity.