Ingredient

Isoleucine

Strengthens the protein matrix within the hair.

At a glance

Function
Amino acid, strengthening
Origin
Biotechnological
Product areas
Hair care
Note

Detailed assessment in preparation

For this ingredient, function, origin and reason for use are documented so far. A detailed assessment stating the level of evidence and its sources is being added step by step. Until then we deliberately make no statement here about its health assessment.

Recorded in the following products

This list documents the products in which the ingredient was declared at the time of recording. It is not a statement about those products and not a recommendation. Manufacturers change formulations; the ingredient list on the current packaging is always authoritative.

  • Status Quo, Aqua Boost, Power Build, Soothe Plus
  • Power Build Treatment, Aqua Boost

Sources documenting its occurrence

  • Manual OCS Salon Manual Care 2026 Professional manual supplied for this project

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