Description
What it is. Perlite (E 599) is an amorphous volcanic glass, expanded by heat treatment, used as a technological additive in animal feed.
What it is for. It is generally used as a carrier or anti-caking agent in feed formulations, helping maintain flowability and homogeneity of premixes. It is authorised for all animal species. It would typically be employed wherever a physically stable, inert bulking or carrier material is needed in feed manufacturing.
Points to watch. Authorisation under entry E 599 is time-limited, with the current authorisation period ending on 2025-07-06; status should be checked before use. No maximum inclusion level is specified here, and quality/particle size variability between batches should be verified with the supplier.
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