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Em'Paq
Feather meal · Powder
Em'Paq is a keratin-rich protein ingredient for aquafeed, offering excellent nutritional and functional properties. It combines high digestibility with extremely low ash content, making it a versatile and cost-effective alternative to traditional protein sources. Em'Paq enables up to 10% fishmeal reduction in aquadiets without affecting growth performance or feed conversion.
Key benefits
- Exceptional digestibility
- High in protein
- Nutritional excellence
- Low CO2 footprint production process
Protein energy source
Feather-based
Quality information: Quality and certifications


Nutrient composition
- 85%Protein(± 2.5%)
- 7%Fat(± 1%)
- 2%Ash(± 0.5%)
- 6%Moisture(± 1%)
Protein digestibility: >85%
- *Protein digestibility based on the 0.02% pepsin ISO 6655:1997
- *All product compositions are based on n > 30 analyses
Physical characteristics
- Product typefeather meal
- Physical appearancevery fine powder
- Colorlight brown
- Density600 to 700 g/L
- Taste/smelltypical (roasted, mild pungent, musky)
- Antioxidantsadjustable upon request
- Peroxide Value< 5 mEq O2/kg fat
- Free Fatty Acids< 15% as oleic acid
Molecular weight distribution
±30%
±25%
±25%
±20%
- > 10 kDa±30%
- 5 kDa – 10 kDa±25%
- 1 kDa – 5 kDa±25%
- < 1 kDa±20%
Amino acid profile (%, on protein basis)
- ALA4.54%
- ARG7.03%
- ASP6.18%
- CYS4.28%
- GLU11.20%
- GLY7.78%
- HIS0.71%
- HYP0.00%
- ILE4.78%
- LEU8.03%
- LYS2.14%
- MET0.65%
- PHE4.87%
- PRO11.13%
- SER10.73%
- THR4.78%
- TRP0.66%
- TYR2.92%
- VAL7.58%
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