Comments Off on New Hologram Sticker of Grand Sumo Fish Food

New Hologram Sticker of Grand Sumo Fish Food

We are in the midst of replacing the round hologram stickers to a square one as the picture shown below.  Both the round and the square one in the market are genuine Grand Sumo fish food.

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Welcome to GrandSumo.com

Grand Sumo Flower Horn & Cichlid Fish Food. GrandSumo is a 100% natural growth enhancer made from highly nutritious ingredients that is rich in Omega 3 and 6 HUFA. It is a hi-protein staple food for the daily diets of Flower Horn fish, large cichlids or other big-sized fishes. GrandSumo Flower Horn fish food is […]


Proteins, proteins, proteins….good and bad!

Contrary to common beliefs, research shows that warm-blooded animal proteins such as beefheart cannot be digested easily and stays very long in the fishes’ stomachs and intestinal tract. This undigested foods will rot and cause parasite and bacterial infections in the fishes internal organs. Undigested proteins will pass out as feces and ammonia, fouling up […]

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Foods With Artificial Colorant

Fishes get their colors from pigment cells. Xanthophyll pigments are yellow, Melanin pigments are black and/or brown, Carotenoids are orange and/or red, Phycocyanin is blue. Fishes cannot produce some pigments such as carotenoids and xanthophylls, therefore it must come from their diet.

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Why is Grand Sumo unique compared to other foods?

Natural growth enhancer. GrandSumo is made from the freshest and highest quality, 100% natural white fish meat from the cold water variety such as salmon, cod, herring and tuna. It is rich in the right proteins (fish proteins 48%) and has a balance of all the essential amino acids for easy and natural synthesis. It […]


How to differenciate the original and the imitation of Grand Sumo fish food?

1. The original Grand Sumo is well shrink-wrapped. Original Grand Sumo with neat shrink wrapped seal on top of the bottle. Original Grand Sumo with open seal at the bottom of the bottle. Imitation with open seal on top of the bottle. Low quality plastic seal can be seen at the bottom of the bottle. […]

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Grand Sumo RED

Special hi-Astaxanthin and Spirulina-rich floating pellets for enhancing colors of Flower Horn Fish and other large cichlids. This natural blend of fresh seafood mix provides an excellent source of pure marine proteins, creating an exciting flavor that your fish cannot resist. Hi-density floating pellets fortified with protein-rich Spirulina maxima algae, concentrations of carotenoids and other […]


Grand Sumo Original

This product is specially formulated for Flower Horn Fish (Luo Han ). Features: Highly nutritious diet with tasty special attractant added for immediate acceptance. Your fish will simply love it, faster! High calorie and high protein for healthier, more energetic and bigger sized fish. Calcium, multi-vitamins and nutrients added for shinier scales, brighter natural coloration […]

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