Skin Quiz Dilution Calculator
PRECISION BOTANICAL SKINCARE

Every formula, published like a lab notebook.

We don't do "clean beauty" marketing. We publish the dilution ratio, the sourcing note, and the batch result for everything we make — so you can verify it instead of trusting it.

SAMPLE FORMULA READOUT
Calendula Serum — Batch 0142 2% dilution
2% dilution · 10mL carrier · 6 drops
01 — PERSONALIZE

Two tools, not two features.

The Skin Quiz and the Dilution Calculator aren't add-ons — they're how we prove a formula fits your skin before you buy it.

01 / 06 · 90 SECONDS

Personalize

Six questions on barrier condition, reactivity, and goals — matched against real formulas, not a marketing quiz.

Take the Skin Quiz
EXACT DROP COUNT

Measure

Enter total volume and target dilution, get exact drop count and carrier volume — the same math behind every product we sell.

Open the Calculator
02 — THE FORMULARY

Formulas, by concern.

Every card shows the same thing you'd get on the label: active, dose, and what real customers rated it.

No formulas published yet — add some under The Formulary in the admin.

03 — WHY WE PUBLISH
"We think a skincare label should read like a lab notebook — not a mood board. If we can't show our work, we don't ship the formula."