Can Babies Eat Lentils? An Iron-Rich First Food
Cooked soft and mashed, lentils are one of the best plant sources of iron and protein for babies from around 6 months. They can be a little gassy at first, so start small.
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- When to introduce
- Around 6 months
- Common allergen?
- Not a common allergen
- Texture
- Cooked very soft and mashed
- Key nutrients
- Iron, plant protein, fiber, folate, potassium
Lentils are a quiet powerhouse for a new eater: cheap, soft when cooked down, and rich in the iron and protein babies especially need from around 6 months. The catch is texture, not the food itself. Whole, firm legumes are a mild choking risk, so the whole game is cooking them until they are very soft and mashing away any firm bits. Red lentils cook down smoothest and fastest, which makes them a friendly place to begin.
Why it matters: Cooking legumes until they crush easily removes the firm, rounded shape that a baby's still-developing chew and swallow reflexes can't fully break down, and the early gas simply reflects gut bacteria learning to digest their new fiber.
Prep School: how to prepare lentils for baby-led weaning (BLW) and purées
🍴 Baby-led weaning
🥄 Purées
Are lentils safe? Choking & prep
Lentils are safe for babies from around 6 months, and the main thing to get right is texture. Cook them until they are very soft and falling apart, then mash or puree them, because whole or firm legumes can be a mild choking risk for young eaters1. A loose, creamy dal or a soft mash is what you want, not al dente lentils with any bite left. Skip added salt, since babies do not need it in the first year and their kidneys handle sodium poorly, though mild aromatics like cumin, turmeric, or ginger are fine. Legumes can be a little gassy when they are new, so introduce them in small amounts and build up gradually rather than serving a big bowl on day one. Lentils are not one of the common allergens, but as with any new food, offer them on their own for a few days so you can watch how your baby does.
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Nutrition
Lentils are one of the best plant sources of iron and protein you can put in front of a baby, which matters because iron stores from birth start running low right around the time solids begin. They also bring fiber, folate, potassium, and B vitamins in a soft, mixable, budget-friendly package. The iron in lentils is non-heme (plant) iron, which the body absorbs less easily than the iron in meat, so pairing lentils with a vitamin C food (tomato, bell pepper, or a little citrus in family cooking) helps your baby take up more of it. Alongside iron-rich meats like beef and iron-fortified foods, lentils are a genuinely useful staple, not just a filler.
Goes well with
Rice · Sweet potato · Tomato · Spinach · Carrot
Storage & freezing
Cooked lentils keep 3 to 4 days in a sealed container in the fridge and freeze well in small portions or ice-cube trays. They thicken as they sit, so loosen thawed or reheated lentils with a little water, breast milk, or formula. Reheat until piping hot, then stir and cool to warm before serving, and do not reheat the same portion twice.
More proteins to explore
Related reading
- Iron-rich foods for babies →
- Beans for babies →
- Best first proteins for babies →
- How to cut food to prevent choking →
- Signs your baby is ready for solids →
- Baby-led weaning vs. purées →
Common questions
When can babies eat lentils?
From around 6 months, once your baby shows signs of readiness for solids. Cook the lentils until very soft, mash them, and leave out the salt. Red lentils cook down smoothest for early purees.
Why do lentils need to be cooked so soft for babies?
Whole or firm legumes are a mild choking risk for young eaters because they can be slippery and hard to break down with gums. Cooking lentils until they fall apart and then mashing them greatly reduces that risk while keeping all the nutrition.
Are lentils good for a baby's iron?
Yes, they are one of the top plant sources of iron and protein, which matters as a baby's birth iron stores run low around 6 months. The iron is plant-based, so pair lentils with a vitamin C food like tomato or bell pepper to help absorption.
Do lentils cause gas in babies?
They can at first, like other legumes. Start with small amounts and build up gradually so your baby's gut adjusts. A little extra gas is normal and not a reason to avoid them.
Which lentils are best to start with?
Red lentils (masoor) are the easiest starting point because they cook down soft and smooth quickly with no skins to deal with. Split lentils and dals also work well; just cook whichever kind until fully soft and mash them.
How do I serve lentils to my baby?
Cook them very soft and offer them as a mash or puree, as a loose creamy dal, or stirred into mashed vegetables, sweet potato, or rice. Keep the portion unsalted and mash out any firm bits.
Do I need to add salt to my baby's lentils?
No. Babies do not need added salt in the first year, and their kidneys cannot handle much sodium. Flavor lentils with mild aromatics like cumin, turmeric, or ginger instead.
Are lentils a common allergen?
No, lentils are not one of the common allergens. As with any new food, offer them on their own for a few days at first so you can watch how your baby responds.
Can a 6 month old eat lentils?
Yes, as long as they are cooked very soft and pureed or mashed smooth, and served unsalted. Start with a small amount since legumes can be a little gassy when they are new.
Can babies eat dal?
Yes. Plain, unsalted dal cooked until soft and mashed is a great way to serve lentils from around 6 months. Watch add-ins like a ghee tempering (milk) or salt if someone else made it.
Are lentils healthy for babies?
Very. They deliver iron, plant protein, fiber, folate, and potassium in a soft, affordable, easily mixable food, making them one of the more useful everyday staples for a growing baby.
Sources
Further reading
- American Academy of Pediatrics (HealthyChildren.org): Starting Solid Foods
- CDC: Foods and Drinks to Encourage and Limit
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Start tracking for freeLast updated July 2026. Next review January 2027. How we write these: grounded in widely published pediatric guidance (the AAP, WHO, the NIAID 2017 allergen guidelines, and the LEAP study), and pending independent review by a pediatric professional. See our editorial and medical policy for how we research, source, and update these.
This is general information, not medical advice, and has not been individually reviewed for your baby. Always talk to your pediatrician about your baby's diet, introducing allergens, and any reaction. In an emergency, contact emergency services.
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