Sodium Lactate

Price range: $4.50 through $16.25 USD

INCI: Sodium Lactate

Use: 1.0 – 5.0%

Origin: Plant-based (fermentation of sugar)


Vegan | Biodegradable | COSMOS Approved | Non-GMO

DOCUMENTS (view/download): SDS | COA: #852

Sodium Lactate is a naturally-derived humectant and skin-conditioning agent, produced by the fermentation of natural sugars such as corn or beets. Known for its exceptional ability to attract and retain moisture, sodium lactate is widely used in skincare and cosmetic formulations to enhance skin hydration and improve product texture.

As a highly effective moisturizer, sodium lactate helps boost the skin’s natural moisture factor (NMF), leaving the skin feeling soft, smooth, and supple. It is often used in lotions, creams, serums, cleansers, soaps, and hair care products for its superior hydrating properties. Additionally, sodium lactate can help regulate pH and enhance the absorption of other active ingredients.

Sodium lactate is up to twice as effective as glycerin as a humectant but offers a lighter, non-greasy skin feel, making it ideal for lightweight, fast-absorbing formulas. It also acts as a natural pH adjuster and can improve the hardness and longevity of handmade soap bars.

  • Powerful natural humectant and moisturizer for skin and hair

  • Boosts skin hydration and maintains healthy moisture balance

  • Enhances skin softness and elasticity

  • Improves texture and application of lotions, creams, and serums

  • Helps regulate and buffer pH in cosmetic formulations

  • Increases hardness and longevity of cold process soaps

  • Vegan, biodegradable, and derived from renewable plant sources

  • Typical usage rate: 1–5% in skincare formulations

  • Add to the water phase of formulations

  • For cold process soap: use at up to 4% of oil weight to increase bar hardness and moisture retention

 

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