High Quality Fish & Coral Food Even though this is a pellet food, it should be kept refrigerated for longer shelf life and longer lasting nutritional value. Available in 4 pellet sizes. DESCRIPTION Reef Nutrition by Reed Mariculture TDO Chroma BOOST food is granulated and pelletized then “top dressed” with Haematococcus Algae providing an excellent source of astaxanthin leading to healthy animals that are able to show off their vibrant colors. Used by many marine breeders, TDO Chroma BOOST comes in many different sizes and can give you the best chance to raise fish larvae into full grown adults. Moisture and Oxygen Resistant Foil Bag No Unwanted Fillers or Additives Contains Only What Is Necessary For Your Fish Easily Digestible Fishmeal Protein Can Last Up To 1 Year Professional Hatchery Feed.