





Sodium Metabisulfite
Description: Sodium metabisulfite is commonly used in cosmetics and personal care products as a preservative and antioxidant. It helps to prevent the formulations from going bad and losing their effectiveness by protecting them from the damaging effects of oxygen. Sodium metabisulfite is also used to improve the appearance of hyperpigmentation on the skin, remove excess hair color, and prevent discoloration caused by chlorine. It appears as a white crystalline powder and has a sulfur-like odor. The chemical formula of Sodium metabisulfite is Na2S2O5.
Our Sodium Metabisulphite is viewed as a content fundamentally in hair care items, for example, formulas for hair dyes, hair tints, hair colors, hair bleaches, permanent waves and additionally in some skin care and bath items.
Sodium Metabisulfite antioxidants or antioxidants for maintaining the quality of ingredients in formulas. It is used as a preservative and stabilizer in cosmetic formulations. This synthetic ingredient also offers antioxidant properties. In hair care, it functions as a reducing agent that alters the structure of hair.
Use: All kinds of cosmetic formulations such as range of products like hair dyes, shampoos, sunscreens, concealers, etc.
Application: 0.1-0.5% (recommended 0.2%)
Mixing Method: Mix in the water part in the recipe.
Heat Resistance: Avoid heat above 80°C
Stable in pH range: 4.5-5.5
Solubility: Water
Benefits:
- Used as a preservative and stabilizer in cosmetic formulations
- Also offers antioxidant properties
- In hair care, it acts as a reducing agent that alters the structure of hair
- Described as colorless crystals or a white to yellowish crystalline powder in raw material form
INCI: Sodium Metabisulfite





This product is a cosmetic raw material and is intended for external use only in cosmetic and personal care formulations. It is not intended for internal consumption or medicinal use.
- Do not ingest.
- Keep out of reach of children.
- Avoid direct contact with eyes.
All product images are for illustrative purposes only. Actual product color, texture, or packaging may vary from batch to batch.
Information provided on this website is for educational purposes only and should not be considered or interpreted as medical advice.
While we do not offer products for internal use, we source only high-quality, pharmaceutical or food-grade ingredients. Ingredient purity and performance are critical in cosmetic applications, just as they are in ingestible products.
Please note:
Just because two products have the same name or CAS number does not guarantee the same grade, purity, or effectiveness. Always choose trusted suppliers. Choose Purenso for premium-grade ingredients you can rely on.
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