How do I know if my child needs an iron supplement?

The best way is to ask your child’s doctor, who can check iron levels with a simple blood test. Picky eaters, toddlers who drink a lot of milk, vegetarian children and fast-growing kids can be more prone to low iron, but tiredness and paleness have many causes — so confirm with a professional before starting iron.

What’s the best form of iron for a baby or toddler?

Liquid iron drops are usually easiest for babies and toddlers, since the dose can be measured precisely and given directly or mixed into a little food or drink. Older children who can chew safely often do well with chewable tablets or gummies.

Will iron upset my child’s stomach or cause constipation?

Iron can sometimes cause constipation or tummy upset. Gentler, non-constipating liquid and plant-based formulas are designed to be easier on the stomach, and giving iron with a little food and plenty of water can help. If problems continue, speak with your doctor.

Does iron absorb better with vitamin C?

Yes. Vitamin C helps the body absorb iron, so it can help to give an iron supplement alongside a source of vitamin C such as fruit or juice. It’s also best given away from milk and dairy, which can reduce absorption.

Can my child have too much iron?

Yes — too much iron is harmful, and iron is a leading cause of accidental poisoning in young children. Only give the amount directed for your child’s age, never exceed it, and keep all supplements out of reach. Check with your child’s doctor before starting iron.

Are these iron supplements suitable for vegetarian or vegan kids?

Several options are plant-based and suitable for vegetarian or vegan children — check each product’s label for its source. Vegetarian and vegan kids can be more prone to low iron, so these forms are a popular choice.

Iron for Kids Canada | Drops & Chewables

Why kids need iron

Iron is an essential mineral that helps the body produce hemoglobin, the part of red blood cells that carries oxygen. Getting enough supports a child’s energy, concentration and normal growth and development. Children grow quickly and their iron needs rise at certain stages, so it’s a nutrient worth keeping an eye on — especially during the toddler years and growth spurts.

Which kids may need extra iron?

Some children are more likely to fall short, including picky eaters, toddlers who drink a lot of cow’s milk, vegetarian and vegan kids, and very active children. Signs a child might be low can include unusual tiredness, paleness or low appetite. These can have many causes, so the best step is a quick chat with your doctor, who can test iron levels and confirm whether a supplement is needed before you start one.

Forms of iron for kids

Liquid drops — easy to measure for babies and toddlers; can be given directly or added to a small amount of food or drink.
Chewable tablets — a measured dose for older children who can chew safely, often in kid-friendly flavours.
Gummies — a tasty option many kids will take willingly; treat them like any supplement and store safely.
Non-constipating formulas — gentler liquid and plant-based irons designed to be easier on the stomach, since iron can sometimes cause constipation.

Iron is absorbed better alongside vitamin C, so pairing a dose with a little fruit or juice can help. It’s best given away from milk and dairy, which can reduce absorption.

A note on safety

Keep iron supplements out of reach of children at all times. Iron is one of the most common causes of accidental poisoning in young children, because the products can look and taste like candy. Give only the amount directed for your child’s age, use child-resistant caps, and store everything up high and out of sight. Always check with your child’s doctor before starting iron — more is not better, and iron is best given when a child actually needs it.

Iron for kids in Canada

Every kids’ iron here is stocked in Canada and ships from our Ontario warehouse. Explore more in our iron, liquid iron and chewable iron collections, or see our kids’ multivitamins and vitamin C for kids.

Kids Iron Supplements

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Why kids need iron

Which kids may need extra iron?

Forms of iron for kids

A note on safety

Iron for kids in Canada

Kids Iron Supplements FAQs

How do I know if my child needs an iron supplement?

What’s the best form of iron for a baby or toddler?

Will iron upset my child’s stomach or cause constipation?

Does iron absorb better with vitamin C?

Can my child have too much iron?

Are these iron supplements suitable for vegetarian or vegan kids?