Origanum vulgarea extact;Cinnamomum cassia presl extract;Capsicum annum extract,etc.

Efficacy: promote the growth of animals, promote the digestion and absorption of nutrients, improve feed utilization; significantly improve the meat flavor, antiviral, antibacterial, anti parasite, anti oxidation, antifungal; improve the quality of meat; low toxicity, safe use, no drug resistance, no residue, no drug withdrawal period; the use of low cost, high economic efficiency.