We (Gupta Sons )are the manufacturers of feed supplements like Choline(herbal),liver tonic,Methionine(herbal),Lysine(herbal) also vitamin C(herbal)and vitamin E(herbal).I hereby you ensure you the best quality at best price.It is useful in heat stressand fo better embryo development and survival and higher protection against microbial .Fell Free to call or mail for any enquiry. Thanking You GUPTA SONS