Dsm IP Assets B.v.

André Duesterloh

Thomas Netscher

René Tobias Stemmler

Laure Clasadonte

Weerasinghe M Indrasena

The present invention is directed towards the use of substituted chroman-6-ols with extended lipophilic side chains of formula (I) wherein one of the two substituents Rand Ris C-alkyl and the other of the two substituents Rand Ris either hydrogen or C-alkyl or (CH)&#x2014;OH with n being an integer from 1 to 5, and wherein A is CH(R), and wherein R, Rand Rare independently from each other H or C-alkyl, and wherein Ris H or OH or C-alkyl or C-alkoxy; with the proviso that at least two of R, Rand Rare not methyl, when Ris H and one of the substituents Rand Ris methyl and the other of the two substituents Rand Ris C-alkyl, as antioxidants, especially in feed such as pet food and feed ingredients such as fish meal, insect meal and poultry meal, as well as PUFA-containing oil such as marine oil, microbial oil, fungal oil, algal oil and PUFA-containing plant oil. The present invention is further directed towards feed ingredients and feed for insects, aquatic and terrestrial animals comprising such substituted chroman-6-ols with extended lipophilic side chains of formula (I). 

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Kaiseraugst, Switzerland

André Duesterloh