HAIR CARE DESK · UNITED STATESHOW TO DECIDEEDITORIAL CHECK · 2026-08-26
STRAND REPORT

Claims, context, and what the bottle leaves out.

DECISION DESK

How to read repair and bond claims

How to read repair and bond claims

6 SOURCE REFERENCESOWNED USE TEST NOT EXECUTEDU.S. ROUTINE CONTEXT

THE DESK'S CALL

The headline.

Our method: separate a system claim from one bottle
02

ON THE RECORD

What keeps the headline honest.

This is an editorial conclusion from the stated context. It is not a claimed product trial, diagnosis, or universal ranking.

Decision change

Defines a reproducible way to read repair and bond claims while marking missing data instead of filling the gaps by inference.

Evidence boundary

pH, cleansing strength, deposits, friction, breakage, color retention, and scalp measures are rarely provided with comparable methods.

03

What could overturn the headline.

THE COUNTER-CASE

  • A result without the matching protocol, product version, or test conditions must remain NOT_OBSERVED or INCONCLUSIVE.

STILL UNREPORTED

  • pH, cleansing strength, deposits, friction, breakage, color retention, and scalp measures are rarely provided with comparable methods.
04

BUSINESS DESK

Commercial disclosure

This report contains no affiliate link or paid product placement. We do not turn manufacturer statements into owned findings, and we do not imply a product was used when no dated hands-on protocol exists.

EVIDENCE TRAIL

What the sources carry — and what the desk decides.

The linked sources support product status, labeling, or professional boundaries. They do not prove the editorial winner and they do not stand in for an owned test.

EDITORIAL JUDGMENT

Our method: separate a system claim from one bottle

A reasoned course of action; not a product result measured by the source.
BOUNDARY OF THE CALL

A result without the matching protocol, product version, or test conditions must remain NOT_OBSERVED or INCONCLUSIVE.

pH, cleansing strength, deposits, friction, breakage, color retention, and scalp measures are rarely provided with comparable methods.

Primary and professional sources in the record

  1. Is It a Cosmetic, a Drug, or Both? (Or Is It Soap?)U.S. Food and Drug Administration
  2. Cosmetics Labeling ClaimsU.S. Food and Drug Administration
  3. Summary of Cosmetics Labeling RequirementsU.S. Food and Drug Administration
  4. 21 CFR Part 701 — Cosmetic LabelingOffice of the Federal Register / eCFR
  5. Health Products Compliance GuidanceU.S. Federal Trade Commission
  6. Hair cosmetics: an overviewMaria Fernanda Reis Gavazzoni Dias
Data and test conditions still required
Product function and category

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Ingredient list for the current version

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Amount, contact time, and frequency

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Starting hair-fiber condition

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Breakage, combing, and friction

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Evidence for the specific claim

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Instrumental measure and test conditions

Document against the current U.S. product version; keep missing or non-comparable information visibly open.

Measure hair fiber reproducibly

Define and retain the conditions, date, material, and outcome before presenting any owned observation.

Trace a general claim to its evidence

Define and retain the conditions, date, material, and outcome before presenting any owned observation.