All horses have some degree of nervousness while being prepared for and during exercise or competition. Some are so higly strung that they ''boil - over'' before competition keeping them from giving their best effort. So-Kalm paste contain the old reliable vitamin B-1 and trypophan plus the enhancement of Valerian, Kava Kava, Passion flower, and melatonin, These natural ingredients have been used successfully for centuries to calm and relax humans. A single dose of So-Kalm given orally 1 1/2 to 2 hours before exercise or the event will help horses relax, making them more controllable and focused without dulling their alertness.