Will low starch forage replacer Ever Rule the World?

https://blogfreely.net/stubbaiibw/horse-feed-for-young-horses-what-they-should-eat-and-how-much-to-give

Horse feed rehabilitation feed promotes gut health, feed intake and steady condition after sickness, transport or intense work. Formulated with roughage, electrolytes and key nutrients, it helps horses recover strength and get back to peak performance.