Premium Nutrition for Every Aquarium
Scientifically formulated foods for healthier, more vibrant freshwater and marine life.
Shop by Aquarium Type
Explore premium aquarium fish food for freshwater and marine species, including frozen foods, flakes, pellets, freeze-dried foods, seaweed, brine shrimp and specialty diets.
Shop Fish Food by Type
Explore premium aquarium fish food for freshwater and marine species, including frozen foods, flakes, pellets, freeze-dried foods, seaweed, brine shrimp and specialty diets.
Featured Products
Frozen Brine Shrimp
Formula One Pellets
Instant Baby Brine Shrimp
Spirulina Flakes
Fish Feeding Tips & Resources
Use the Ocean Nutrition Freshwater Fish Feeding Guide to find feeding recommendations for popular aquarium fish, including Angelfish, Discus, Cichlids, Bettas, Gouramis, Tetras, Danios, Goldfish, Koi, Guppies, Mollies, Catfish, Plecos and more. Select a fish group below to explore feeding information and recommended Ocean Nutrition foods.
Use the Ocean Nutrition Marine Fish Feeding Guide to find feeding recommendations for popular saltwater aquarium fish, including Angelfish, Butterflyfish, Anthias, Gobies, Blennies, Groupers, Puffers, Tangs, Rabbitfish, Wrasses and more. Select a fish group below to learn about its natural diet, feeding habits and recommended Ocean Nutrition foods.
For more than 40 years, Ocean Nutrition has developed premium aquarium fish food for freshwater and marine species. Our scientifically formulated frozen foods, flakes, pellets, freeze-dried foods, seaweed and specialty diets are designed to support healthy growth, vibrant coloration and long-term aquatic health.
From bettas and cichlids to reef fish, tangs, shrimp and other aquatic species, Ocean Nutrition combines quality ingredients with decades of nutritional expertise to create foods that reflect the natural feeding needs of aquarium life.
Preserving Life and Beauty Through Nutrition™