Best Saltwater Fish Foods 2026: According to Reviews | Chewy

Best Saltwater Fish Food

Feeding saltwater fish often means balancing the needs of different species living in the same aquarium. Some fish graze throughout the day, while others prefer protein-rich meals or sinking foods that better match their feeding habits. But all your aquatic pets need healthy and tasty food. From flakes and pellets to frozen and specialty diets, the right saltwater fish food can help support healthy color, activity, and everyday tank routines.

Our Top Picks

How we created this saltwater fish food list

We leveraged input from our veterinarians and artificial intelligence to identify key considerations to help you find the best saltwater fish food.
We scanned thousands of customer reviews and ratings and scored each product based on its performance against each of the key considerations. We then considered how popular a product is with Chewy customers and combined that with its key consideration scores to create the list of the best saltwater fish foods.

Key saltwater fish food considerations

Digestibility

Ingredients

Nutritional Content

Palatability

1
Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar
Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar
Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar
Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar
Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar

Tetra JumboKrill Freeze-Dried Shrimp Freshwater & Saltwater Fish Treats, 14-oz jar

Rated 4.8 out of 5 stars
105
$30.28 Chewy Price
($2.17/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.6/5
Excellent

Ingredients

4.7/5
Excellent

Nutritional Content

4.8/5
Excellent

Palatability

4.6/5
Excellent

Is this saltwater fish food right for my pet?

Top Ingredients

Freeze Dried Krill, Vitamin E Supplement

Special Diet

High Fiber

Fish Type

Marine Fish, Tropical Freshwater

Food Form

Freeze-Dried
2
Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar
Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar
Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar
Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar
Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar

Omega One Freeze-Dried Brine Shrimp Freshwater & Marine Fish Treat, 1.28-oz jar

Rated 4.5 out of 5 stars
221
$10.88 Chewy Price
($8.50/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.4/5
Great

Ingredients

4.3/5
Great

Nutritional Content

4.4/5
Great

Palatability

4.4/5
Great

Is this saltwater fish food right for my pet?

Top Ingredients

Brine Shrimp, Vitamin E Supplement

Special Diet

High-Protein

Fish Type

Betta, Marine Fish, Tropical Freshwater

Food Form

Freeze-Dried
3
SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz
SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz
SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz
SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz
SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz

SunGrow Algae Wafers Bottom Feeder, Snail & Pleco Sinking Fish Food, 2.8-oz

Rated 4.5 out of 5 stars
74
$8.99 Chewy Price
($3.22/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.2/5
Great

Ingredients

4.2/5
Great

Nutritional Content

4.3/5
Great

Palatability

4.3/5
Great

Is this saltwater fish food right for my pet?

Aquarium Type

Saltwater, Freshwater

Fish Type

Betta, Bottom Feeder, Cichlid, Discus...

Food Form

Supplement, Wafers

Health Feature

Vitamins & Minerals
4
Dinkins Aquatic Gardens Live Phytoplankton Six Species Blend Fish Food, 16-oz bottle

Dinkins Aquatic Gardens Live Phytoplankton Six Species Blend Fish Food, 16-oz bottle

Rated 4.6 out of 5 stars
21
$20.00 Chewy Price
($1.25/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.4/5
Great

Ingredients

4.5/5
Great

Nutritional Content

4.6/5
Excellent

Palatability

4.5/5
Great

Is this saltwater fish food right for my pet?

Top Ingredients

Live phytoplankton, saltwater

Fish Type

Marine Fish

Food Form

Live
5
Repashy Superfoods Soilent Green Gel Premix Fish, Amphibian & Reptile Food, 3-oz bottle
Repashy Superfoods Soilent Green Gel Premix Fish, Amphibian & Reptile Food, 3-oz bottle

Repashy Superfoods Soilent Green Gel Premix Fish, Amphibian & Reptile Food, 3-oz bottle

Rated 4.7 out of 5 stars
61
$10.99 Chewy Price
($3.67/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.6/5
Excellent

Ingredients

4.6/5
Excellent

Nutritional Content

4.6/5
Excellent

Palatability

4.6/5
Excellent

Is this saltwater fish food right for my pet?

Top Ingredients

Spirulina Algae, Algae Meal (Chlorella), Krill Meal, Pea Protein Isolate, Black Soldier Fly Larvae Meal

Special Diet

High-Protein

Fish Type

Marine Fish, Tropical Freshwater

Food Form

Powder
6
Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar
Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar
Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar
Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar
Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar

Omega One Freeze-Dried Blood Worms Freshwater & Marine Fish Treat, .96-oz jar

Rated 4.5 out of 5 stars
335
$13.12 Chewy Price
($13.67/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.1/5
Great

Ingredients

4.2/5
Great

Nutritional Content

4.2/5
Great

Palatability

4.0/5
Great

Is this saltwater fish food right for my pet?

Top Ingredients

Blood Worms, Vitamin E Supplement

Special Diet

High-Protein

Fish Type

Betta, Cichlid, Goldfish, Marine Fish...

Food Form

Freeze-Dried, Treats
7
NorthFin Veggie Formula 1 mm Sinking Pellets Fish Food, 2.5-kg bag
NorthFin Veggie Formula 1 mm Sinking Pellets Fish Food, 2.5-kg bag
NorthFin Veggie Formula 1 mm Sinking Pellets Fish Food, 2.5-kg bag
NorthFin Veggie Formula 1 mm Sinking Pellets Fish Food, 2.5-kg bag

NorthFin Veggie Formula 1 mm Sinking Pellets Fish Food, 2.5-kg bag

Rated 4.8 out of 5 stars
20
$76.99 Chewy Price
($13.98/lb)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.8/5
Excellent

Ingredients

4.8/5
Excellent

Nutritional Content

4.8/5
Excellent

Palatability

4.6/5
Excellent

Is this saltwater fish food right for my pet?

Top Ingredients

Kelp, Whole Antarctic Krill Meal, High Omega-3 (DHA) Herring Meal, Whole Sardine Meal, Wheat Flour

Aquarium Type

Saltwater, Freshwater

Fish Type

Marine Fish, Tropical Freshwater

Food Form

Sinking Pellets
8
Omega One Freeze-Dried Tubifex Worms Freshwater & Marine Fish Treat, 1.5-oz jar

Omega One Freeze-Dried Tubifex Worms Freshwater & Marine Fish Treat, 1.5-oz jar

Rated 4.7 out of 5 stars
122
$12.27 Chewy Price
($8.18/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.8/5
Excellent

Ingredients

4.7/5
Excellent

Nutritional Content

4.7/5
Excellent

Palatability

4.7/5
Excellent

Is this saltwater fish food right for my pet?

Top Ingredients

Tubifex Worms, Vitamin E Supplement

Special Diet

High-Protein

Fish Type

Marine Fish, Tropical Freshwater

Food Form

Freeze-Dried
9
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar
Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar

Tetra BabyShrimp Sun Dried Gammarus Freshwater & Saltwater Fish Food, .35-oz jar

Rated 4.6 out of 5 stars
179
$4.63 Chewy Price
($13.23/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.0/5
Great

Ingredients

3.9/5
Good

Nutritional Content

4.0/5
Great

Palatability

4.0/5
Great

Is this saltwater fish food right for my pet?

Top Ingredient

Sun-Dried Freshwater Shrimp

Fish Type

Goldfish, Marine Fish, Tropical Freshwater

Food Form

Dehydrated, Freeze-Dried, Shrimp

Health Feature

Digestive Health, Weight Management
10
Aqua Natural Grain-Free Freeze-Dried Daphnia Fish Food, 0.70-oz tub

Aqua Natural Grain-Free Freeze-Dried Daphnia Fish Food, 0.70-oz tub

Rated 4.8 out of 5 stars
17
$6.49 Chewy Price
($9.28/oz)
Promo, New Customers Only: Spend $49+, get $20 off

Our ratings

Digestibility

4.4/5
Great

Ingredients

4.7/5
Excellent

Nutritional Content

4.3/5
Great

Palatability

4.5/5
Great

Is this saltwater fish food right for my pet?

Top Ingredient

Freeze Dried Daphnia

Special Diet

Grain-Free

Fish Type

Betta, Bottom Feeder, Cichlid, Discus...

Food Form

Freeze-Dried

Frequently Asked Questions about Saltwater Fish Foods

Are freeze-dried shrimp and worms better as staples or as treats in a saltwater fish diet?

Freeze-dried crustaceans and worms are generally best used as add-on treats rather than the main daily diet. They add variety and can encourage picky eaters while a formulated staple food like pellets, flakes, veggie-focused pellets, or a gel diet typically gives more balanced everyday nutrition.

How can I make sure different feeders in a marine community tank all get the right food?

Use a mix of formats that reach different parts of the water column, such as floating flakes or pellets for surface and midwater feeders, and sinking wafers or pellets for bottom feeders. Pair algae-based options for herbivores with meaty items for species that prefer protein-rich meals so you are matching natural feeding habits and supporting healthy color and activity.