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Natural Antimicrobial
Preservation Solutions

Zhengzhou Bainafo Bioengineering Co., Ltd. – Trusted manufacturer of ε-Polylysine, Nisin, Natamycin, and other natural preservatives since 2007. Delivering clean-label, biodegradable, and effective antimicrobial solutions for food, cosmetics, pharmaceuticals, and agriculture.

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About Bainafo Bioengineering

Founded in 2007, Zhengzhou Bainafo Bioengineering Co., Ltd. is a leading biotechnology enterprise specializing in natural antimicrobial ingredients and preservative solutions.

15+ Years of Scientific Expertise

We are a world-leading manufacturer of natural antimicrobials such as ε-Polylysine, Nisin, and Natamycin. Our advanced production lines and strict quality control ensure premium-grade products trusted globally.

  • Gold Supplier for 7+ years
  • FDA GRAS & EU EFSA Approved
  • Professional R&D Team
  • Factory Direct Supply
  • Free Samples Available
Bainafo Bioengineering Facility

Our Product Range

High-purity, scientifically validated natural and synthetic preservatives for diverse industrial applications.

ε-Polylysine

ε-Polylysine

Natural, biodegradable antimicrobial peptide with broad-spectrum activity.

  • Appearance: Light yellow to white powder
  • Solubility: Soluble in water and organic solvents
  • Applications: Food, beverages, cosmetics, pharmaceuticals
Nisin

Nisin

Heat-stable antimicrobial peptide effective against Gram-positive bacteria.

  • Appearance: Light yellow to beige powder
  • Regulatory: FDA GRAS, EU EFSA Approved
  • Applications: Dairy, canned foods, meat
Natamycin

Natamycin

Natural antifungal agent preventing yeast and mold growth.

  • Appearance: White to off-white crystalline powder
  • Solubility: Slightly soluble in water (0.5–1g/L)
  • Applications: Cheese, dairy, beverages
Rosemary Extract

Rosemary Extract

Natural antioxidant standardized to carnosic acid and carnosol.

  • Appearance: Light to dark brown powder or oil
  • Solubility: Oil-soluble and water-soluble forms
  • Applications: Meat, oils, cosmetics, supplements
Tea Polyphenols

Tea Polyphenols

Natural antioxidant derived from green tea with antimicrobial properties.

  • Active Compounds: Catechins (EGCG)
  • Function: Prevents oxidation and rancidity
  • Applications: Beverages, snacks, nutraceuticals
Sodium Propionate

Sodium Propionate

Synthetic antifungal preservative widely used in bakery products.

  • Function: Inhibits mold and rope bacteria
  • Applications: Bread, cakes, fillings
  • Form: Powder or granular
Sodium Diacetate

Sodium Diacetate

Antifungal agent with a vinegar-like odor, effective in meat and bakery.

  • Function: Controls mold and bacteria
  • Applications: Processed meats, bread, sauces
  • Form: Crystalline powder
Sodium Dehydroacetate

Sodium Dehydroacetate

Broad-spectrum antimicrobial used in food, cosmetics, and pharmaceuticals.

  • Function: Inhibits bacteria, yeast, mold
  • Applications: Sauces, dairy, skincare products
  • Solubility: Soluble in water
Calcium Propionate

Calcium Propionate

Calcium salt of propionic acid, used as a mold inhibitor in baked goods.

  • Function: Prevents Bacillus mesentericus
  • Applications: Bread, pastries, dough
  • Advantage: Adds calcium content
Vitamin C (Ascorbic Acid)

Vitamin C (Ascorbic Acid)

Natural antioxidant and antimicrobial agent with nutritional benefits.

  • Function: Prevents oxidation, enhances shelf life
  • Applications: Beverages, meat, cosmetics
  • Form: White crystalline powder
Potassium Sorbate

Potassium Sorbate

Synthetic preservative effective against molds, yeasts, and fungi.

  • Function: Inhibits microbial growth
  • Applications: Cheese, wine, baked goods
  • Form: White powder or granules
Mixed Tocopherols

Mixed Tocopherols

Natural form of Vitamin E used as a lipid-soluble antioxidant.

  • Function: Protects fats and oils from oxidation
  • Applications: Oils, margarine, supplements
  • Source: Plant-derived (soybean, sunflower)

Industrial Applications

Our antimicrobial and antioxidant solutions are trusted across food, cosmetics, pharmaceuticals, agriculture, and animal nutrition.

Food & Beverage

Preservation of meat, dairy, bakery, sauces, and beverages using clean-label natural antimicrobials.

Cosmetics & Personal Care

Natural preservatives for skincare, oral care, and hair care products to ensure microbial safety.

Pharmaceuticals

Antimicrobial agents for medicine formulations and nutraceuticals with high purity standards.

Animal Feed

Preservation of feed and pet food to prevent spoilage and maintain nutritional quality.

Agriculture

Use in liquid fertilizers and crop protection to enhance shelf life and microbial stability.

Rice & Flour Products

Prevention of mold and bacterial growth in noodles, dumplings, and flour-based goods.

15+
Years of Experience
7+
Years Gold Supplier
50+
Global Markets
100+
R&D Projects

Frequently Asked Questions

What is ε-Polylysine and how does it work?

ε-Polylysine is a natural antimicrobial peptide produced by microbial fermentation. It disrupts microbial cell membranes, effectively inhibiting a broad spectrum of bacteria, yeasts, and molds.

Are your products safe for human consumption?

Yes. All our preservatives are manufactured under strict quality control and comply with international safety standards including FDA GRAS and EU EFSA.

Can I get free samples for testing?

Yes, we offer free samples for evaluation. Please contact us directly to request samples based on your application.

What is the difference between natural and synthetic preservatives?

Natural preservatives like ε-Polylysine and Nisin are derived from fermentation or plant sources, offering clean-label appeal. Synthetic preservatives like Sodium Propionate are chemically synthesized but equally effective and widely approved.

Do you provide technical support for formulation?

Yes. Our professional technical team can assist in designing customized preservative systems tailored to your product’s pH, water activity, and processing conditions.

Get in Touch

Have questions about our natural preservatives or need technical support? Reach out to our team.

Tel: +86 371 67882790

Fax: +86 371 67183580

Email: [email protected]

WhatsApp & WeChat: +86 15837169970

Address: No.338, Longhai West Road, Zhongyuan District, Zhengzhou 450006, Henan, China

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