Hikari Sales USA presents Vibra-Bites. Great for all types of tropical fish, this nutrient mix offers many unique benefits, the company states. The pellet design mimics a bloodworm moving through the water, and it has an incredible color-enhancing ability that will help fish glow with a flood of color. It features exacting nutrient balancing through extensive feeding trials that helps offer excellent growth and form. The oxygen barrier package helps maintain the quality of the product.