LIDTKEEndorphiGencontains key ingredients to help promote the production of the bodys natural endorphins. These natural endorphins address: Cheerful mood* Physical comfort* Cardiovascular function*Research suggests that occasional stress and minor pain, such as muscle pain following exercise, can cause your body to release higher levels of endorphins, the family of molecules scientists call "natures pain-killers".*This natural response relaxes your mood, achiness, and is critically important to your health and peace of mind.*LIDTKE EndorphiGen is designed to help your body maintain these healthy, comfortable levels.*A key ingredient in EndorphiGen is D-Phenylalanine, which is sometimes confused with L-Phenylalanine. The problem, as we see it, is that L-Phenylalanine works to increase blood pressure, and higher blood pressure tends to increase the perception of pain.* Research is demonstrates that only D-Phenylalanine promotes comfortable levels of endorphins, helping you to go about your daily life.*Servings Per Container:120Adults- Take one (1) capsule three times daily on an empty stomach or as directed by a health-care professional. PKU patients should check with their doctor.Serving Size:1 CapsuleAmount Per Serving Riboflavin ...2 mg Pyridoxal 5-Phosphate ...2 mg (enzymatic form of vitamin B6) D-Phenylalanine ...500mgOther Ingredients: Vegetarian capsule.This product contains noadded gluten, yeast, wheat, soy, milk, dairy products, eggs, nuts, tree nuts, peanuts, fish, shellfish, sugar, perservatives, artificial color, or artificial flavor. Non-GMO.