Calming treats for dogs can definitely help, since they include ingredients that are intended to soothe your dog’s nerves, so your pup can finally chill out a bit. The best calming treats for dogs include L-tryptophan or theanine, which are amino acids that work by increasing body hormones such as serotonin and dopamine, which are known to be feel-good hormones, Dr. Murithi said. They usually contain ingredients such as tryptophan, melatonin, Suntheanine, hemp oil, etc. According to Dr. Coates, calming treats for dogs can be beneficial in cases of mild to moderate anxiety and in combination with other anxiety-relieving treatments. They also come in handy in a ton of situations, including the following: Travel Separation anxiety Thunderstorms or fireworks Dogs with erratic sleep patterns. Make sure you only purchase calming treats made by reputable manufacturers, this will increase the chances that the treats are free from potentially dangerous contaminants and actually contain the active ingredients listed on the label. If you think your dog suffers from more severe anxiety, or she isn’t responding to calming treats, it’s best to talk to a professional.