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one. Muscle XL is the ultimate top-line builder, providing the essential proteins and amino acids required to build and maintain muscle tone. Muscle XL contains concentrated ingredients often lacking in a horse’s regular diet that specifically build muscle. It is ideal for horses who lack top-line despite consistent work, recover poorly or are struggling to regain muscle bulk and fitness after a spell, rest or injury.Muscle XL is suitable for horses of all ages and levels of training and does not cause hot or fizzy behaviour.
