What the Heck Is nutrition for horse weight gain UAE?

https://www.kvoa.com/online_features/press_releases/in-the-home-of-endurance-racing-bifid-brings-grain-free-gut-first-feed-to-the/article_ca5f6a18-606a-5744-aba5-956536da9df6.html

Liquid horse feed supplements promote hydration, digestive health, and daily nutrient balance for performance horses and pasture horses alike