Citrulline

Citrulline is a non-essential amino acid naturally found in the body and in some foods like watermelon. In skincare, it's often included for its potential to support skin health and function. It can contribute to the skin's natural moisturizing factors and help maintain hydration.

BenefitModerate 1.5 / 4

Hydration i1.5 / 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.

Soothing i0.5 / 4

Whether it can calm the skin — linked to less redness, irritation, discomfort, or visible reactivity.

RiskVery low 0 / 4

Rated by SpottyLabs' ingredient methodology, independent of brands.

What it helps with

• Supports skin hydration
• Contributes to natural moisturizing factors

Products with Citrulline

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