Main ingredients; Kombu powder, spirulina, yeast, calcium, vegetable protein, natural extract vitamins, etc. (Adjust the amount according to the parameters of the shrimp.) Powder will float to the top of the tank, but it will sink naturally, so you can leave it as it is. The tank will turn slightly green when you put it in, but there is no need to worry as it is due to natural spirulina. Giving too much can cause deterioration of water quality. After opening, store in a cool, dark place with low humidity and use as soon as possible. For long term storage, please refrigerate.