Seachem® Betta Basics 250mL

Directions:

Use this formula with each water change. For best results also use 2-3 times per week. Add 1 capful (5 mL) per each 1.25 L (1.25 quarts) of aquarium water. In Betta-only bowls (i.e. no plant) use 1 capful per 4 L (1 US gallon) with regular water changes.