Wheatgrass powder  is a dietary supplement made from the dried leaves of the young wheatgrass plant. The fresh wheatgrass is juiced, dehydrated, and then ground into a fine powder. Wheatgrass powder is a rich source of vitamins, minerals, and antioxidants, and is commonly used as a nutritional supplement or added to smoothies or juices to increase their nutrient content. It may also have potential health benefits and be used as a natural remedy for skin conditions or to promote wound healing. However, it may cause side effects in some individuals and it’s recommended to consult with a healthcare professional before adding it to your diet.