Why You're Failing at low-starch horse feed

https://high-energy-feed-for-horses-aqoi709.westhavenscope.com/posts/adjusting-hoveler-pur.muskel-to-body-condition-7-things-to-watch

For a metabolically sensitive horse, each ration ingredient earns scrutiny, and Pur.Muskel keeps its list simple: no added vitamins or minerals, and no alfalfa. That clarity makes it easy to slot into a complete ration at 50–80 g per 220 lb in medium work