Ceva CopHos B Paste 250gCophos B is a phosphorus and Vit B12 supplement to buffer lactic acid and promote muscle function. ACTIONS Cophos B is a muscle buffer and muscle energy support supplement for horses in hard work. Phosphate is the major body buffer. Phosphate is essential for muscle function and oxygen transport, and is often deficient in diets. Phosphate Vit B12 improves muscle energy supplies, endurance and power output. Phosphate Vit B12 improves recovery after