Aerial view of the Olus production facility in the Netherlands, showing the factory buildings, storage silos, loading area and surrounding green landscape.

MANUFACTURER OF FEED ADDITIVES

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3 people work in a in-house laboratory, doing analyses to be sure that active ingredients and Fatty Acid compositions are inside. They do tests with a GC-FID to esnure quality in bypass fats and feed additives.

RESEARCH ON ANIMAL HEALTH

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Cows with fresh feed that includes rumen stable bypass fat Elan Fat Original

RUMEN BYPASS FATS

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FROM RAW MATERIAL TO FINISHED MOLECULE

OUR SPECIES

A graphic design of the Olus Plus-plus and a cow in the colour blue Ruminants
A graphic design of the Olus Plus-plus and a pig in the colour blue Swine
A graphic design of the Olus Plus-plus and a chicken in the colour blue Poultry
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THE NATURAL PLUS FOR ANIMAL HEALTH

Olus is a Dutch family-owned company developing and producing innovative feed additives that support animal health, well-being and performance.

With our full in-house production, we produce from raw material to final product, to ensure consistent quality and fast delivery within 3–5 working days. Our science-backed additives are based on plant-derived active ingredients and trusted worldwide by distributors, feed mills, and nutritionists to improve gut health, reduce antibiotics, and enhance feed efficiency.

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BLOGPOSTS

11/08/2026

IN VITRO EVALUATION OF OLUS® AC34 AGAINST SALMONELLA AND E. COLI

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Man wearing safetyglasses and female working in laboratory at Olus in Hasselt. For making science-based feed additves.
08/07/2026

MYCOTOXIN MANAGEMENT: FROM ANALYSIS TO FEED PROTECTION

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09/06/2026 Pigs Poultry

BUTYRIC ACID DELIVERY MATTERS: OLUS®C4 IN POULTRY AND SWINE

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