nutragile stress tr powder supplementCalming and anti stress Optimized performance for anxious or "hot" horses Improves focus without affecting physical performance Helps calm mares in heat Contains no doping ingredients Reduces stress, anxiety, and irritability Supports muscle relaxation Tryptophan in the formula has direct and indirect effects on the secretion of serotonin and melatonin. These two hormones play a key role in regulating mood, anxiety, and stress. Research also shows