The ComCat preparation is a plant growth regulator used in agriculture to increase crop yields. It contains gibberellic acid, cytokinins, brassinolide, indole-3-acetic acid, organic matter, and lactose as an inert carrier. The preparation is used for seed treatment and foliar application. ComCat is produced by the company TOV "VAST TRADE" in Ukraine and is intended for use on cereal grass crops and corn. The ComCat preparation has a comprehensive effect, promoting faster plant growth and increasing their resistance to stress factors. It can be used both pre-planting and post-planting. The recommended dosage is up to 1 liter per hectare. The ComCat preparation is highly effective when applied according to instructions. It is environmentally safe and does not negatively affect soil. Application of ComCat increases yields of crops such as cereal grasses and corn by stimulating plant growth and development.