Hydrolyzed Soy Protein

Hydrolyzed soy protein is a plant-derived protein that has been broken down into smaller peptides and amino acids. In cosmetic formulations, it acts as a conditioning agent for both skin and hair. It helps to improve moisture retention and provides a smoother, softer feel.

BenefitModerate 1.9 / 4

Hydration i2 / 4

Whether the ingredient helps increase the skin’s water content — humectants that attract water, ingredients that reduce water loss, or ones that make skin feel less dry.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• Conditions skin and hair
• Improves hydration
• Enhances hair elasticity

Things to watch

• Rare instances of allergic reactions have been reported, though generally considered mild.

Products with Hydrolyzed Soy Protein

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