Natamycin
CAS Number: 7681-93-8
Natamycin (pimaricin) is a natural polyene antifungal agent produced by Streptomyces natalensis, specifically targeting molds and yeasts without affecting bacteria or starter cultures. It is widely used on the surface of hard and semi-hard cheeses, dried sausages, and fermented meats at 1–5 mg/dm² application levels. Approved globally as E235 with an excellent safety profile.
Technical Specifications
| appearance | White to cream-colored powder |
| moisture (%) | ≤8.0 |
| heavy metals (ppm) | ≤20 |
| pH (1% suspension) | 5.0–7.5 |
| natamycin content (%) | ≥95.0 |
Applications
- Surface treatment of hard and semi-hard cheese rinds
- Dried fermented sausages and salami
- Yogurt and fresh cheese mold inhibition
- Bakery fillings and cream products
- Wine and fruit juice antifungal treatment
Key Features
- Specific antifungal activity, no impact on beneficial lactic acid bacteria
- Effective at very low concentrations (1–5 mg/dm² surface application)
- Natural fermentation-derived, clean-label compatible
- EU E235, FDA GRAS approved, Codex Alimentarius listed
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CAS Number
7681-93-8
Category
Food / Beverage AdditivesAvailability
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