Complete Gecko Diet Our Limited Edition, Seasonal Blend Gecko Diet for Fruit Eating Species. Featuring Dried Pineapple Powder. DIRECTIONS: Mix one part MRP with two parts water by volume as a starting point. The mixture may appear watery at first, but will thicken after several minutes. If separation occurs over time, use less water. As fed, MRP should have the consistency of ketchup. Feed geckos in the evening and remove uneaten MRP within 24 hours.