36 oz Photosynthetic Bacteria (PSB) – Natural Supplement for Fish Fry

Photosynthetic bacteria (PSB) are a live, beneficial supplement that enhances the growth, health, and survival of fish fry. This 36 oz bottle offers an eco-friendly and powerful tool for both feeding fry and keeping water clean.

• Nutrient-Rich: Provides proteins, amino acids, and essential vitamins for fry development.
• Improves Digestion: Promotes a healthy gut microbiome for better nutrient absorption.
• Immune Support: Boosts fry resistance to diseases through bioactive compounds.
• Cleaner Environment: Breaks down organic waste and helps prevent harmful bacteria.
• Better Survival Rates: Healthier and stronger fry are more likely to thrive.

This 36 oz bottle is packaged in a recycled PET container to prevent leaks and ensure freshness during shipping. For best results, store outdoors in full sunlight.

✔️ Ideal for breeders who need a larger supply of high-quality, live PSB to support multiple fry tubs.

⚠️ Disclaimer: PSB can produce a strong odor, similar to rotten eggs, due to natural sulfur compounds like hydrogen sulfide (H₂S). This is completely normal and harmless.

👉 Want to learn more? Read our full PSB blog post here.

FAQ – How to Use PSB