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Plant-Based Nutrition Basics for Growing Kids

A practical, calm overview of the nutrients families plan for on a vegan or mostly plant-based diet: B12, calcium, iron, vitamin D, iodine and omega-3. Use it to prepare questions for your child’s doctor or dietitian.

Hummus with vegetables, an example of a plant-based snack

Build a balanced plate

A simple guide for most meals: about half vegetables and fruit, about a quarter whole grains or starchy foods such as oats, rice, pasta or potatoes, and about a quarter protein foods such as beans, lentils, tofu, tempeh or soya. Add a little fat from nut or seed butters, avocado or plant oils. Treat this as a starting shape, not a strict rule: children’s appetites change from day to day.

Nutrients to plan for

Vitamin B12 is essential and plants do not provide it reliably, so vegan children need fortified foods or a supplement. Calcium can come from fortified plant drinks and yoghurts, calcium-set tofu and some green vegetables. Iron is found in beans, lentils and fortified cereals, and fruit or vegetables rich in vitamin C help the body absorb it. Iodine, vitamin D and omega-3 fats also need attention; many health services advise vitamin D supplements for young children, so check your local guidance.

Energy for small tummies

Young children have small stomachs, and very high-fibre meals can fill them up before they have eaten enough energy. Include energy-dense foods such as smooth nut or seed butters, hummus, avocado and fortified soya yoghurt. Whole nuts are a choking risk for children under five, so grind them or use smooth butters. The NHS advises that children under five should not have rice drinks, because of their arsenic levels.

When to ask for expert help

Talk to a doctor, health visitor or paediatric dietitian before big changes to a baby’s or toddler’s diet, if your child has allergies or a medical condition, or if you are worried about growth, energy or very picky eating. Babies under 12 months need breast milk or a suitable infant formula as their main drink. This guide gives general information only and cannot assess an individual child’s needs.

Before you start

  • Agree a reliable vitamin B12 source (fortified foods or a supplement) with a health professional.
  • Choose unsweetened, calcium-fortified plant drinks; no rice drinks for under-fives.
  • Offer a protein food at most meals: beans, lentils, tofu, soya or smooth nut and seed butters.
  • Pair iron-rich foods with fruit or vegetables rich in vitamin C.
  • Check your local advice on vitamin D and iodine.
  • Keep up regular growth checks and write down questions for appointments.

Common questions

Can children grow well on a vegan diet?

Health bodies such as the British Dietetic Association say well-planned plant-based diets can support healthy living at every age and life stage. The key word is planned: B12, calcium, iron, iodine, vitamin D and omega-3 need attention, and every child is different, so involve your doctor or a paediatric dietitian.

Which plant drink is best for my child?

From age one, unsweetened, calcium-fortified drinks such as soya, oat or almond can be part of a balanced diet. Soya drinks usually contain more protein than oat or almond drinks. Rice drinks are not suitable for children under five. Ask your health visitor or doctor if your child has allergies.

My child is a picky eater. What can help?

Offer new foods next to familiar ones, many times and without pressure; it can take lots of tries before a child accepts a food. Let children wash, stir and serve, and keep portions small. If picky eating affects growth or energy, ask a professional for support.

Sources & further reading

Recipe ideas

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Plant-Based Nutrition Basics for Growing Kids

A practical, calm overview of the nutrients families plan for on a vegan or mostly plant-based diet: B12, calcium, iron, vitamin D, iodine and omega-3. Use it to prepare questions for your child’s doctor or dietitian.