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Hana Sato, PhD
Sample profile

Hana Sato, PhD

Cosmetic scientist or chemist · Skincare formulation chemistry

Licensed in NJ · 9 years in practice · On Claimee since September 2026

4.7 · 6 brand ratings · 6 reviews completed
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About

Cosmetic chemist with nine years in formulation. I check whether actives, concentrations and pH can plausibly deliver what a label promises.

Focus areas

Formulation

What brands say

See all ratings

  • Thoughtful notes on two claims; we rewrote both.

    Lumen Skin · Cosmetic · Sep 10, 2026

  • Great communication and delivered two days early.

    Lumen Skin · Skincare · Jun 22, 2026

  • Practical feedback our marketing team could act on.

    Lumen Skin · Skincare · May 26, 2026

Track record

Reviews completed
6
Claims reviewed
15
Claims approved
80%
as written or with suggested wording
Average turnaround
6 days

Experts are paid the same fee whatever their verdict, so approvals are never bought.

How Claimee verified this expert

  • License checked with the issuing board
  • Identity confirmed on a live video call
  • Screened against exclusion and disciplinary lists
  • Conflicts of interest declared and reviewed

Endorsements

No active endorsements.

Similar experts

All ratings

4.7

6 brand ratings

  • 5-star67%
  • 4-star33%
  • 3-star0%
  • 2-star0%
  • 1-star0%
Lumen SkinCosmetic
Lumen SkinCosmetic

Thoughtful notes on two claims; we rewrote both.

Lumen SkinSkincare

Great communication and delivered two days early.

Lumen SkinSkincare

Practical feedback our marketing team could act on.

Lumen SkinSkincare

Caught a dose mismatch we had missed. Saved us a relabel.

Lumen SkinCosmetic

Very precise. Exactly the rigor we wanted before launch.

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Claimee connects product brands with licensed experts who review marketing claims against the evidence. Every rating on this page comes from a brand that hired this expert through Claimee.

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