Spray Dried Keratin Hydrolysate for Petfood

  • Protein: > 90%%
  • Protein digestibility : > 97%%
  • Fat : < 5%%
  • Ash: < 3%%
  • Moisture : < 8%%
  • Molecular weight : 70% < 6000 Dalton%
Molecular weight distribution
  • < 1kDa: 27%
  • > 1kDa and < 7kDa: 43%
  • > 7kDa and < 10kDa: 5%
  • > 10kDa: 25%

Product characteristics

  • High solubility (200g/L)
  • High digestibility (>97%)
  • Savoury attractant and palatability enhancer
  • Intense smell (glutamate)
  • Very stable composition
  • Free from biogenic amines
  • Light yellow very fine powder
  • No conservatives added


KERA’SOL has excellent nutritional and attractant properties allowing it to replace a part of other tasty protein sources in petfood. The high solubility and wide range of smaller peptides increase the palatability of the feed so to improve the feed intake. Its specific smell and taste is very much appreciated by dogs and other pets.


KERA’SOL is a premium hydrolysed keratin concentrate produced from purified chicken feathers at a ‘unique poultry’ dedicated facility in Dendermonde, Belgium, using a patented production process. The highly soluble fraction obtained after the hydrolysation process is concentrated and dried, guaranteeing the overall quality and organoleptic characteristics.

Storage & shelf life

The product is best kept in a cool and dry place and has a shelf life of minimal 1 year from date of manufacture. The product is free of pathogens. Type and quantity of anti-oxidant can be changed on request.

Packaging & registration

KERA’SOL appearance is a light yellow, very fine powder. It is delivered in big bags of 500kg.

Added Antioxidant

On request

Microbiological Analysis

  • Salmonella absent in 25g
  • Enterobacteriaceae < 10 cfu/g

Produced in Belgium by Empro Europe NV, according to the European legislation, approval number 114513/1-709, registration number