by Mei Lele

October 10, 2022

how much fish can baby eat

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The scent of fish, caused by trimethylamine generated from trimethylamine oxide by fish enzymes, may put children and adults off, or they may not yet have tasted it. 

However, fish contains a good quantity of protein for growing bodies and are abundant in omega-3 fats, which are fantastic for brain development. 

In addition, there are concerns about which fish baby can eat or how much fish baby can eat because fish are among the foods that cause allergies.

I will also provide delicious recipes to introduce fish to your baby early to ensure your children will love trying this new dish.

Benefit Of Fish To Your Baby At Early Age

how much fish can baby eat

Around 4-6 months is typical for parents to start giving their newborns solid foods. Infants younger than a year old should primarily consume breast milk or formula, with any supplemental solid foods offered.

Breastmilk and formula provide almost all of the nourishment that infants require. Iron and vitamin D, on the other hand, are two elements breastfed infants may not get enough of; thus, it is advantageous when foods contain them.

Iron is required for numerous biological activities, including delivering oxygen, while vitamin D is essential for healthy bones and brain development.

Although these nutrients add to the formula, the Centers for Disease Control and Prevention (CDC) advises breastfeeding infants to take drops of iron and vitamin D supplements.

Infant cereals, frequently supplemented with iron, are commonly offered as the first solid food by parents. Another excellent food for your infant is fish because it contains iron.

Some fish varieties, like salmon, are also a fantastic source of vitamin D, which is absent during breastfeeding.

Additionally, fish is a fantastic source of protein, a nutrient that helps the body create and repair tissues and promotes healthy growth in children.

Another mineral essential for a robust immune system and healthy cellular growth is zinc, which is present in fish at a healthy level.

Omega-3 fatty acids, which are necessary and have numerous health advantages for both children and adults, are present in some forms of fish.

Also, omega-3 fatty acids are crucial for infants' healthy development and operation of the immune, ocular, and brain systems.

Two additional minerals from fish, vitamin B12 and iodine, are helpful for a baby's healthy red blood cell and brain development.

When Can I Introduce Fish To My Baby?

Once they start eating solids, it is acceptable for babies to eat various foods. The American Academy of Pediatrics advises withholding the introduction of solid foods for your infant until they are six months old.

Among the Food Allergies list created by U.S Food and Drug Administration, fish is one of the most frequent allergens.

Experts in the past advised delaying certain foods. According to recent studies, there is no need to wait to introduce allergies, and doing so early, at around age 4-6 months, may help prevent an allergy.

When introducing other solid foods, most experts advise introducing fish and other potential allergies; nevertheless, focusing on only one new cuisine at a time is preferable.

You can monitor your infant for a potential reaction and more quickly locate the trigger by introducing one potential allergen every few days.

How Much Fish Can A Baby Eat?

how much fish can baby eat

One to two servings of mercury-free fish per week is safe for infants six months. One ounce is considered a serving.

Catfish, flounder, haddock, plaice, pollock, salmon, scallops, shad, shrimp, sole, tilapia, trout, and whiting are some examples of fish with the lowest mercury content.

Check for local or state fish advisories before consuming any fish your family or friends have caught.

Which Fish Should You Give Your Baby?

The Environmental Protection Agency (EPA) and the Food and Drug Administration (FDA) recently released recommendations on the healthiest fish to consume. Among the many wholesome and secure fish options are:

how much fish can baby eat
  • Tuna has a low mercury content and provides protein without having a lot of saturated fat. Omega-3 fatty acids and B vitamins are also abundant in them.

As per FDA, the best tuna choices are light canned skipjack tuna, canned/fresh/frozen albacore, yellowfin, and white tuna.

  • Trout, salmon, and herring are said to be low in mercury and high in DHA, which helps the brain. 
  • Shrimp, cod, catfish, crab, scallops, pollock, tilapia, whitefish, trout, perch, flounder, sole, sardine, anchovy, crawfish, clams, oysters, and lobster are also among the list of "best options" in seafood.

Which Fish To Avoid Giving To Your Baby?

The fish I recommend giving your infant discussed, but I also want to mention other species you should consider. This list I pick because the items are widely available and easy to find in many supermarkets.

You will see a sequence with these fish, which are the worst for your infant. The degree of water contamination and whether the seafood was raised on land or in the wild are the two main problems with it.

When we eat seafood, we ingest much more pollutants from larger fish up the food chain. These pollutants need to be processed and eliminated by our bodies. 

While some adults' detoxification systems are more than enough, our babies' and kids' systems are significantly more immature.

They are exposed to more poisons by weight alone than we are, and because of the rapid cellular expansion that occurs during childhood, there are many more moving components (and more that can go wrong).

My list will refer to I hope these suggestions help introduce shellfish to your infant and apply to older kids and adults.


how much fish can baby eat

Since they are among the most significant marine animals, sharks consume a lot of other fish. 

They consume significantly more poisons and environmental pollutants than smaller fish since they are higher on the food chain, kept in their fatty flesh, and, as in people, stay there throughout their entire existence.

I do not suggest feeding our newborn sharks for this reason alone, as well as the fact that they have underdeveloped detoxifying systems. Sharks are on my list of foods adults and children should avoid eating.

Sharks are a problem for the ocean's sustainability since they take a long time to mature and do not reproduce frequently. They are not a wise decision for anyone who wants to live sustainably.


how much fish can baby eat

Because swordfish are colossal, they have significant mercury concentrations (from ocean pollution).

Some advice is not to serve swordfish to ladies, children, or even men more than once a month. Everyone should avoid it, in my opinion!

King Mackerel 

how much fish can baby eat

Mackerel is undoubtedly rich in beneficial omega-3 fatty acids. The Food and Drug Administration, however, strongly advises against eating some varieties of mackerel if you are a woman or a child. 

King and Spanish Mackerel should not consume because of their high mercury content.

As was already noted, North Atlantic Mackerel is frequently raised responsibly and is high in omega-3s and low in mercury.


how much fish can baby eat

Grouper has a moderately high mercury content, making it one of the fish you should never eat. Additionally, this species is quite susceptible to overfishing.

Additionally, grouper is a frequent seafood fraud victim. Testing revealed that the "grouper" sold is frequently king mackerel or whitefin weakfish, a less expensive substitute.

5 Tasty Fish Recipes For Picky Babies

Fish can serve in a variety of different ways. The fish can be steamed, baked, or poached. You may add fruits and vegetables to make it even more delectable.

Okay, do not be puzzled! We have developed a few mouthwatering fish dishes that are simple to prepare. Those recipes are sure to be adored by your child!

Fish Purée

how much fish can baby eat

Once a baby is six months old and eating solid meals, smooth, pureed fish is acceptable for consumption. You can choose any fresh, skinless, boneless fish in this recipe.


  • One little boneless fish fillet (soft fish such as Hoki works well)
  • Three teaspoons of formula or breast milk


  • Steam the fish fillet for 7 to 8 minutes or until it is ready.
  • Remove, add breast milk or formula, and purée in a blender or food processor until smooth. For a smooth purée, you can also smash it with a fork and put it through a sieve.
  • Freeze the remaining purée that has cooled in ice cube trays.

Macerated Fish

how much fish can baby eat

This baby fish recipe is delicious and simple to prepare. A six month baby can try this for the first time.


  • Fish
  • 1/8 cup of complete or 2% milk
  • A tsp. of melted butter
  • 0.5 teaspoons of salt
  • Mashed peas in a cup
  • Mash up 1/8 cup of carrots
  • 1/8 cup of potato mash


  • Fillet the fish
  • Prepare the fish by heating, boiling, or baking
  • Shred the cooked fish into small pieces to know no bones were left
  • Blend or dice all the ingredients after placing them in a blender
  • Serve after mixing all the ingredients

Baked Plaice 

how much fish can baby eat

If your kids refuse to eat lame boil food, this baked recipe can cheer them up. Make some delicious fish for your little angel in the oven!


  • One filet of plaice, skinned
  • Two tomatoes
  • 0.5 teaspoons unsalted butter
  • Milk, four fl oz (1/2 cup)
  • Bay leaf, one
  • One potato


  • Set oven to 180 degrees Celsius
  • Place the plaice, tomato, butter, and bay leaf in an oven-safe dish
  • Add 3/4 of the milk
  • Sauté for 20 minutes with a cover
  • Boil the potato and mash it with the remaining milk and butter
  • The fish is mashed and pureed with cooked dairy
  • Serve after combining with the mashed potatoes

Fish Pie

how much fish can baby eat

This fish pie is very yummy and fulfilling. This dish is ideal for a midweek family meal and a terrific way to encourage your kids to eat more fish. You can use it as baby food for your weaning infant.


  • 625 ml of whole milk
  • 1/2 onion, chopped finely
  • Peppercorns, six
  • 700g of skinless fish with one bay leaf (haddock, salmon, hake)
  • Unsalted butter, 100g
  • 50g of white flour
  • 25 grams of frozen corn
  • Frozen peas, 25g


  • Potatoes, 900g
  • 25g grated cheddar cheese


  • Set the oven to 200 °C
  • Boil the potatoes until done
  • Mash and reserve
  • Bring the milk, onion, peppercorns, and bay leaf to a boil in a large saucepan before lowering the heat to a simmer
  • For 4-5 minutes, add the salmon and cook it gently. Fish should be taken out of the pan and put aside. Eliminate the peppercorns and bay leaf
  • In a separate saucepan set over medium heat, melt the butter. Add the flour and stir until thick paste forms
  • Stir the milk and onion mixture into the pan. Until thickened, simmer
  • Add the fish flake pieces to the sauce. Be sure to take any bones out
  • Add peas and sweetcorn
  • Prepare a small ramekin dish with the fish mixture inside. Put potato mash and cheese on top
  • Bake for 15 to 20 minutes
  • Blend the fish mixture and serve it with mashed potatoes for a newborn who cannot handle texture
how much fish can baby eat


Before introducing any solid food, consider which fish the baby can eat or how much fish can eat.

Your infant can get a lot of protein, iron, zinc, omega-3 fatty acids, iodine, and vitamin B12 from fish, which are vital for average growth and development.

Select a fish with a low mercury content, and either cut it into portions that are the right size or purée it.

More importantly, it would be best to be patient with kids because not all of them like fish at first. I hope my delicious recipe to introduce fish to your baby at an early age can help you cook some new tasty dishes.

About the author 

Mai Pham

Mai Pham discovered her passion for writing a few years ago and she never stop thinking about it ever since. She finally took the leap and created Live a Worthy Life to brag about her smart ass (mainly just for fun). Enjoyed the fun writing brings, now with her new interest in everything-baby-related, she created Mommy Instinct, to tell mamas that it's ok that they mess up, that they don't know what the hell they are doing, and that it's okay to sit back and relax for a while.

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