Please note the quantities displayed on the website may not reflect the actual quantities available in our warehouse as there's a small delay when adjusting stock levels. Thank you for understanding.MaxaCalm is a day-to-day calming supplement containing optimum levels of Magnesium and L-Tryptophan for a stress free horse. With a unique relaxing herbal blend. MaxaCalm contains no listed banned substances and is Veterinary Approved. 1 Month Supply - 1 Level Scoop a day.