Theanine (L-Theanine) is an amino acid and extract of green tea used by the brain. It helps animals cope with mental and physical stress, and to maintain a normal disposition. Theanine can be helpful for horses when administered before a stressful situation to help maintain calmness.
Platinum Tranquility® is a special formula for horses that exhibit nervousness, hyperactivity or respond to environmentally induced stresses such as travel, a veterinary or farrier visit, etc. It contains the botanical extract magnolia officinalis, magnesium citrate and theanine, an amino acid, which helps maintain calmness.