Spirulina Powder is a healthy additive to homemade foods, or use a binder to apply to flake and pellet. Use 1-3% of the overall food weight to bring out greens and blues in fish colors while boosting immune system.
Spirulina Powder also makes a good choice for fry foods and can even be used with shrimp.
Want your hatched BBS to be even more nutritious? Simply gut load the hatchlings by letting them eat the powder before offering to your fish!