Wendals Herbs Calmer - Horse Calming Herbal Supplement. Helps keep nervous or excitable horses calm and relaxed. Commonly used for competition and race horses, as well as horses prone to wood chewing or cribbing. May help reduce nervous energy wasted in preliminaries and traveling. Contains Chamomile, dandelion, garlic, hops, lemon balm, lime tree flowers, red poppy, thyme and vervain. Give average horse 2-3 scoops daily. 2.2 lbs lasts about 28 days.