Methyl paraben is a type of paraben, a group of chemical compounds used as preservatives in various industries, including cosmetics, personal care, and pharmaceuticals. It is an effective antimicrobial agent, helping to prevent the growth of bacteria, mold, and fungi in products, thereby extending their shelf life. Methyl paraben is generally considered safe when used in regulated amounts and is widely used to ensure product stability and safety.
Benefits of Methyl Paraben
- Preservative: Methyl paraben is used to inhibit the growth of bacteria, mold, and fungi, helping to extend the shelf life of products.
- Stabilization: It maintains product stability, preventing spoilage and contamination.
- Broad-Spectrum Antimicrobial: Methyl paraben is effective against a wide range of microorganisms, making it versatile in various applications.
Common Uses of Methyl Paraben
Cosmetics and Personal Care
Methyl paraben is widely used in cosmetics and personal care products for its preservative properties. Common applications and recommended usage percentages include:
- Creams and Lotions: To prevent bacterial growth, typically used at 0.1–0.3%
- Shampoos and Conditioners: To maintain product stability, usually used at 0.1–0.2%
- Makeup Products: To extend shelf life and prevent contamination, often used at 0.1–0.3%
Pharmaceuticals
Methyl paraben is used in pharmaceutical products to prevent spoilage and contamination. Typical applications include:
- Medications and Ointments: To ensure product safety, generally used at 0.1–0.2%
- Liquid Medications: To maintain stability and prevent bacterial growth, typically used at 0.1–0.3%
Food and Beverages
Methyl paraben is also used in the food industry to act as a preservative. Common applications include:
- Baked Goods and Snacks: To extend shelf life and prevent spoilage, generally used at 0.1–0.3%
- Beverages: To prevent microbial growth, typically used at 0.1–0.2%
Product Specifications
- INCI Name: Methylparaben
- CAS No: 99-76-3
- Form: White crystalline powder
- Product Type: Preservative
- Usage: Cosmetics, personal care, pharmaceuticals, food
- Purity: Typically 95–99%
- Shelf Life: 2 years or more, depending on storage conditions
Storage and Handling
Store methyl paraben in a cool, dry place, in a sealed container to prevent contamination and moisture absorption. Keep it away from direct sunlight to maintain its quality and consistency.