Vita-Calm – Stress-reducing and calming powder supplement for horses that are nervous, agitated or high-strung. All-natural vitamin, mineral and amino acid formula for horses that may benefit from or require nutritional components prior to stressful situations, such as training or competitive events; helps prevent "wash-outs." Also may prevent dietary deficiency. Each oz contains 1,000 mg l-tryptophan, 500 mg thiamine, 20 mg calcium and 2.5 mg magnesium. Additional ingredients include stabilized rice bran, brewers yeast and dextrose. Dosage: For horses of all classes and ages - 1-2 Tbsp per 1,000 lbs body wt daily mixed with normal feed ration; 1/2 to 1 hr prior to stressful event, 2-4 Tbsp. 2 lbs provides up to 32 day supply.