• Are the TWYDIL® products expensive ? • A healthy high performance horse receiving good quality oats, hay and water - does it really need supplementary vitamins ? •Does a horse need all the 14 vitamins daily to achieve maximum results ? • As the horse can store the fat-soluble vitamins, why should there be a daily supply ? • Why not rather administrate vitamins by injection ? • How do I have to understand your vitamin stability guarantee ? • In spite of the instability of certain vitamins, how can you guarantee their contents ? • You pretend to buy the best vitamins - but a vitamin is just a vitamin...? •After 30 years of experience are you still persuaded that the TWYDIL® products improve the results of a high performance horse ? • Are there any hepatic risks administrating daily such high doses of vitamins with TWYDIL® RACING ? •There are many different products with apparently similar formulations on the market, how can I chose the right one ? • Why are several TWYDIL® products packed in sachets of daily doses ?