Best Spirulina Fish Food of 2025

Chloe Foster Avatar
Chloe Foster
Last Updated: 8 Feb 2025

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Spirulina fish food is a type of fish feed that contains Spirulina, a blue-green algae that is rich in nutrients and protein. This type of fish food is an excellent source of nutrition for fish, providing them with essential vitamins and minerals that promote growth, health, and vitality. Spirulina fish food comes in a variety of forms, including pellets, flakes, and wafers, making it easy to feed fish of all sizes and species. It is an excellent choice for fish owners who want to provide their fish with a quality diet that promotes overall wellbeing.

At a Glance: Our Top Picks

AquaCare Spirulina Wafers for Tropical Fish Cover #TOP 1
AquaCare Spirulina Wafers for Tropical Fish
ftb score rating icon 9.8
Tetra Pleco Spirulina Wafers for Fish Cover #TOP 2
Tetra Pleco Spirulina Wafers for Fish
ftb score rating icon 9.7
JBL Spirulina 1L Premium Food for Fish Cover #TOP 3
JBL Spirulina 1L Premium Food for Fish
ftb score rating icon 9.5

Top 10 Spirulina Fish Food

#TOP 1

AquaCare Spirulina Wafers for Tropical Fish

175 g (Pack of 1)
AquaCare Spirulina Wafers for Tropical Fish Cover
AquaCare Spirulina Algae Wafers Complete and Varied Food for Tropical Bottom Feeder Fish (175g)

AquaCare Spirulina Wafers offer a complete and varied diet suitable for all freshwater fish, particularly tropical bottom feeders. By using large sinking wafers, you can ensure your fish receive the nutrition they need right at the bottom of the tank. Trusted by major aquatic retailers across the UK, these wafers highlight their high quality. The latest formula is crafted to mimic the natural diet of fish, enhancing their overall health. Additionally, the inclusion of sustainable mealworms provides a natural protein source, supporting healthy growth and vitality.

What We Like
Suitable for all freshwater fish
High-quality ingredients used
Mimics natural fish diet
Includes sustainable mealworms

Tetra Pleco Spirulina Wafers for Fish

T201503
42 g (Pack of 1)
Tetra Pleco Spirulina Wafers for Fish Cover
Tetra Pleco Fish Food Spirulina Wafers 42g, 100% Vegetable Premium Fish Food for Bottom Feeding Fish

Tetra Spirulina Wafers provide a nutritionally balanced diet for large herbivorous bottom-feeding fish. This premium vegetable food ensures your fish receive the best quality nutrition, supporting their overall health. The concentrated algae and Omega-3 content help strengthen their immune system, promoting a long and healthy life. By choosing these wafers, you can feel confident that you are meeting the dietary needs of your aquatic pets effectively.

What We Like
Nutritionally balanced for fish
High-quality vegetable ingredients
Supports immune system health
Ideal for bottom feeders
#TOP 3

JBL Spirulina 1L Premium Food for Fish

JBL
3000200
spirulina
1 l (Pack of 1)
JBL Spirulina 1L Premium Food for Fish Cover
JBL Spirulina 1 l, Premium main food for algae-eating aquarium fish

The JBL Spirulina Food is designed to provide a nutritious diet for algae-eating aquarium fish. With maximum algae content, it ensures optimal growth and health. The easy-to-digest formula, enriched with garlic, creates ideal feeding conditions for shrimps and fish ranging from 3 to 20 cm. Additionally, it helps maintain clear water by reducing algae growth and fish excrement, enhancing the overall quality of your aquarium environment.

What We Like
High algae content
Easy to digest
Maintains water quality
Widely accepted by fish

RS Pet Spirulina Sinking Wafers for Fish

4K-ED4083
Fish Food
200 g (Pack of 1)
RS Pet Spirulina Sinking Wafers for Fish Cover
(200g) Super Aquarium Vegetable Spirulina Algae Sinking Wafers Bottom Feeders, Catfish, Pleco Tropical Fish Food

The RS Pet Sinking Wafers are designed specifically for bottom feeders such as catfish and plecos. At 200 grams, these spirulina algae wafers provide a nutritious option for your tropical fish. The sinking nature of the wafers ensures that they reach the fish that prefer to feed at the bottom of the tank. This product not only supports your fish's dietary needs but also promotes a healthier and more active lifestyle in your aquarium.

What We Like
Nutritious for bottom feeders
200g pack size
Sinking design for easy feeding
Supports tropical fish health
#TOP 5

HERONS Spirulina Forte Flakes for Fish

50 g (Pack of 1)
HERONS Spirulina Forte Flakes for Fish Cover
HERONS - Spirulina Forte Flakes - For all Tropical and Marine Fish - 30% of Spirulina Platensis Algae - Mbuna Cichlid - Flake Food with Prebiotic - Colour & Immunity - 50 Grams

HERONS Spirulina Flakes offer a nutritious formula designed to enhance the vibrant colours of your tropical and marine fish while also boosting their immune system. Enriched with prebiotics and high-quality proteins, this flake food ensures that your fish receive the essential nutrients they need for optimal health. With at least 30% Spirulina platensis algae, these flakes help improve colouration and promote overall well-being. Perfect for daily feeding, they are suitable for a variety of ornamental fish, including Mbuna Malawi Cichlids, making them a convenient choice for fish keepers.

What We Like
Enhances fish colouration
Boosts immune system
Nutrient-rich formula
Suitable for various fish types
Easy everyday feeding
#TOP 6

Ocean Nutrition Spirulina Flake Fish Food

OC16074
156 g (Pack of 1)
Ocean Nutrition Spirulina Flake Fish Food Cover
Ocean Nutrition Spirulina Flake 156g

Ocean Nutrition Spirulina Flake is an excellent choice for both freshwater and marine fish. This food enhances their colour, which can make your aquarium more vibrant. It also stimulates the immune system, helping your fish stay healthy. Additionally, it promotes better growth while keeping body fat levels low. With its natural colour enhancers, you can enjoy watching your fish thrive and flourish in a clear and clean environment, as it does not cloud the water.

What We Like
Enhances fish colour
Boosts immune system
Promotes healthy growth
Does not cloud water

Fluval Bug Bites Spirulina Flakes Fish Food

A7355
Natural Colour
45 g (Pack of 1)
Fluval Bug Bites Spirulina Flakes Fish Food Cover
Fluval Bug Bites Spirulina Flakes Fish Food 45 g

Fluval Bug Bites Flakes is an excellent choice for your fish, featuring Spirulina that enhances colour and promotes healthy skin, scales, and fins. This formula includes six types of vegetables, ensuring that whether your fish are herbivores, carnivores, or omnivores, they receive balanced nutrition. Additionally, these flakes are made with sustainably sourced Black Soldier Fly Larvae, offering a high-quality protein source. Raised on fruits and vegetables, they provide exceptional nutrition while also supporting eco-friendly practices.

What We Like
High-quality plant protein
Supports fish health
Sustainably sourced ingredients
Colour enhancement
#TOP 8

HERONS Spirulina Algae Wafers for Fish

Kebonds
200 g (Pack of 1)
HERONS Spirulina Algae Wafers for Fish Cover
HERONS - Spirulina Algae Wafers - 15 mm Sinking Wafer - For all Bottom-Feeding Fish and Crustaceans - Rich in Fiber - Immune Support - Enhance Colour and Improves Digestion - 200 Grams

HERONS Algae Wafers are a complete vegetable food designed for bottom-feeding fish and crustaceans. With a minimum of 6% Spirulina platensis, these wafers deliver essential vitamins and minerals for healthy growth. They are perfect for loaches, cories, and catfish, ensuring that your aquatic pets receive the nourishment they need. Additionally, the high fibre content aids digestion, promoting overall well-being and vibrant colouration in your fish.

What We Like
Rich in essential vitamins
Promotes healthy immune system
Enhances fish colouration
Excellent digestibility
Suitable for various bottom feeders
#TOP 9

HERONS Spirulina Algae Wafers for Fish

5060533805300
Brown
100 g (Pack of 1)
HERONS Spirulina Algae Wafers for Fish Cover
HERONS - Spirulina Algae Wafers - 15 mm Sinking Wafer - For all Bottom-Feeding Fish and Crustaceans - Rich in Fiber - Immune Support - Enhance Colour and Improves Digestion - 100 Grams

HERONS Algae Wafers are a complete vegetable food designed for bottom-feeding fish and crustaceans. With a minimum of 6% Spirulina platensis, these wafers provide essential vitamins and minerals for your aquatic pets. They are perfect for herbivorous and omnivorous fish, ensuring they receive a nutritious diet. These sinking wafers also help maintain a healthy immune system and enhance colouration, promoting the overall well-being of your fish. The high fibre content ensures excellent digestibility, making feeding convenient and beneficial.

What We Like
Complete vegetable food
Supports immune health
Enhances fish colouration
High fibre for digestibility
Ideal for bottom-feeders
#TOP 10

HERONS Spirulina Wafer Food for Fish

1 kg (Pack of 1)
HERONS Spirulina Wafer Food for Fish Cover
HERONS - Spirulina Algae Wafers - 15 mm Sinking Wafer - For all Bottom-Feeding Fish and Crustaceans - Rich in Fiber - Immune Support - Enhance Colour and Improves Digestion - 1KG

HERONS Spirulina Wafers are an excellent choice for feeding your bottom-feeding fish and crustaceans. This vegetable feed contains a minimum of 6% Spirulina platensis, providing essential vitamins and minerals for your aquatic pets. The wafers sink, making them ideal for herbivorous and omnivorous species like loaches and catfish. Additionally, the high fibre content ensures excellent digestibility, promoting better health and well-being. With Spirulina enhancing colouration, your fish will not only thrive but also look vibrant in your aquarium.

What We Like
Rich in essential vitamins
Sinks for easy feeding
Enhances fish colouration
High fibre for digestion
Buying Guide Image

Frequently Asked Questions (FAQs)

1. Can you feed spirulina to fish?

Spirulina is good for fish for many of the same reasons it is good for humans. It offers full proteins even though it comes from a plant—one of the few plants to do so. It can also boost fish immune systems to fight off diseases and bacteria before they start problems with your fish.

2. What is the best spirulina fish food?

Top Spirulina Fish Food. Zoo Med Spirulina 20 Flake Fish Food.Fluval Bug Bites Fish Food with Spirulina.AF Vegetable - Spirulina Plus Flakes.Ken's Ultra Intense Spirulina Flake 1 lb.Zoo Med Spirulina 20 Fish Food Flakes.Ocean Nutrition Spirulina Flakes 1.2-Ounces Jar.Zoo Med Spirulina 20 Flake Fish Food.

3. What is the purpose of spirulina for fish?

Spirulina improves the intestinal flora in fish by the breakdown of otherwise indigestible feed components, thereby extracting more nutrition from the feed.

4. How often should I feed spirulina?

Again, the process will depend on your specific situation, but as a rule of thumb, the best way is to feed your fish a daily food with added spirulina.

Editor's Notes

During our spirulina fish food research, we found 226 spirulina fish food products and shortlisted 10 quality products. We collected and analyzed 50,547 customer reviews through our big data system to write the spirulina fish food list. We found that most customers choose spirulina fish food with an average price of £5.37.

The spirulina fish food are available for purchase. We have researched hundreds of brands and picked the top brands of spirulina fish food, including AquaCare, Tetra, JBL, RS Pet, HERONS. The seller of top 1 product has received honest feedback from 293 consumers with an average rating of 4.8.

Written by
Chloe Foster Avatar

Happy Pet Happy Owner by Chloe Foster sold over 100 thousand copies in the UK. Chloe worked as a veterinarian in The Veterinary Medicines Directorate, Woodham. She stayed for seven years before coming home to set up her pet store in Swansea. Chloe is an experienced veterinarian with a flair for literature. Chloe is vast in the knowledge of animals, animal nutrition, medication, and care.