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However, there are many variations to this – some people following a vegetarian diet may eat eggs and , while others may avoid one or both. A vegan diet is another form of vegetarianism where only plant foods are eaten and all foods from animal sources are avoided (meat, seafood, dairy, eggs and sometimes honey and gelatine). necessary for a long and healthy life provided they are well-planned.
People who are breastfeeding and children who have a vegetarian diet need to take particular care to make sure they get all the essential nutrients they need for healthy growth and development. Although ‘vegetarian’ usually means ‘plant-based’ there are a few different types of vegetarian diets.
What version of vegetarian diet a person follows depends on many things including health, environmental, ethical, religious or economic reasons.
The main types of vegetarianism are:
- eggs plant foods. – people who do not eat meat seafood
- eggs but include dairy foods plant foods. – people who do not eat meat
- seafood dairy foods but include eggs
- plant foods
– people who avoid all animal foods and only eat plant foods. Two other diets that are not strictly vegetarian but still focus on reducing or limiting the amount of animal products eaten are:
- people who do not eat any meat but include seafood dairy foods
- plant foods. – people who mainly have a plant-based diet but that sometimes includes small portions of meat
- sometimes also called ‘semi-vegetarian’
People following pescetarian or flexitarian diets often do so to get the health benefits of eating a largely vegetarian diet without giving up meat entirely. A well-balanced vegetarian or vegan diet can provide many health benefits, such as a reduced risk of chronic diseases, including: Vegetarians and vegans also have lower rates of illness and death from some degenerative diseases.
If you choose to be vegetarian or vegan, plan your diet to make sure it includes all the essential nutrients.
This is even more important if you are or have young children following a vegetarian diet. will make it easier to meet your nutritional requirements. Essential nutrients that are harder to obtain in a vegetarian diet, if not carefully planned – include protein, some minerals (especially iron, calcium and zinc), vitamin B12 and vitamin D.
Protein is made up of smaller building blocks called amino acids. These amino acids are classed as non-essential (can be made by the body) and essential (must be obtained through the diet).
A ‘complete’ protein has all the 9 essential amino acids necessary for dietary needs. Most plant foods, however, are not complete proteins – they only have some of the 9 essential amino acids. , quinoa and amaranth seeds are some of the few exceptions of a complete vegetable protein.
It was once thought that vegetarians and vegans needed to combine plant foods at each meal to ensure they consumed complete proteins (for example, baked beans on toast). Recent research has found this is not the case. Consuming various sources of amino acids throughout the day should provide the complete complement of protein.
Generally, if intake is sufficient, vegetarian diets can meet or exceed their protein requirements, but some vegan diets may be low in protein. Some good vegetarian sources of protein include:
- It’s recommended that vegetarians vegans eat legumes nuts daily
- along with wholegrain cereals pseudo-cereals to ensure adequate nutrient intakes
If you’re following a vegetarian or vegan diet, you need to make sure you get the right amount of essential dietary minerals.
Some of these minerals and their suggested food sources include:
- is an important mineral that is involved in various bodily functions
- including the transport of oxygen in the blood. Although vegetarian
- vegan diets are generally high in iron from plant foods
- this type of iron called non-haem iron is not absorbed as well as the iron in meat (haem iron)
Combining non-haem iron-containing foods with foods high in vitamin C and food acids (such as ) helps your body absorb the iron.
Good vegetarian food sources of iron include:
- dried fruits. Good vegetarian food sources of zinc include: wholegrain foods. is vital for strong bones
- teeth. It also plays a crucial role in other systems of the body
- such as the health
- functioning of nerves
- muscle tissue
Good vegetarian food sources of calcium include:
- is needed to make essential thyroid hormones involved in metabolic processes. This includes growth
- energy use
- as well as brain
- bone development during pregnancy
- in early childhood. Good vegetarian food sources of iodine include: is important for red blood cell production – it helps to maintain healthy nerves
- a healthy brain
People following a vegan diet are at risk of developing vitamin B12 deficiency because it is only found in animal products. Vegetarian sources of vitamin B12 include:
- some vegetarian sausages
- burgers (check the label). (Although it’s often believed that mushrooms
- miso sea vegetables are a source of B12 this is not true
These foods contain a compound with a similar structure to B12, but it doesn’t work like B12 in the body.) If people following a vegan diet don’t get their B12 requirement from these foods, they are advised to take B12 supplements to avoid vitamin B12 deficiency – including. This is particularly important when breastfeeding where vitamin B12 deficient breastmilk can interfere with normal brain development of the baby.
Vitamin B12 absorption becomes less efficient as we age, so supplements may also be needed by older people following a vegetarian diet.
Is important for strong bones, muscles and overall health. Although small amounts of vitamin D are present in food, it is not a true ‘vitamin’ because it can also be produced by the body after exposure to UV radiation in sunlight.
The main source of vitamin D for most Americans is sunlight
There are few foods that contain significant amounts of vitamin D. There is very little vitamin D in most people’s diets, unless they eat fatty , eggs, liver or foods fortified with vitamin D (such as margarine). Fortified low-fat and skim milk is another source of vitamin D, but it is present in low amounts.
Vegetarian sources of vitamin D include:
- some dairy
- plant-based milk drinks (check the label). As the sun is also a major source of vitamin D
Well-planned vegan and vegetarian diets can be appropriate for all stages of a person’s life.
However, special care needs to be taken for vegetarian diets during pregnancy and breastfeeding, and infancy and childhood. This especially applies to those who follow a vegan diet.
Strict vegan diets are not recommended for very young children
Include a variety of foods from the five food groups each day to meet your nutrient needs. Most women will need supplements of nutrients that are difficult to obtain just from food (such as folic acid and iodine).
Vitamin B12 supplements will also be needed for women following vegan diets for optimal brain development in their baby. Depending on your individual circumstances, supplements may be recommended by your health professional.
If you are breastfeeding and on a vegan diet, a vitamin or mineral supplement may be required.
This is particularly the case with vitamin B12. A severe lack of vitamin B12 in breastmilk can interfere with a baby’s brain development and can also cause anaemia in the mother.
If you are breastfeeding and on a vegan diet you are recommended to continue to breastfeed – ideally for 2 years or longer.
Check with a dietitian to make sure your diet contains the right amount of energy and nutrients to support your health and wellbeing and the optimal development of your infant, especially if you are exclusively breastfeeding or following a vegan diet. Up to the age of 6 months, babies only need breastmilk or infant formula.
From around 6 months, most babies are ready to be introduced to solids – although breastmilk or infant formula are still their main source of nutrition until 12 months.
Vegetarian and vegan foods can be safely introduced to babies and young children, provided all their energy and nutrient needs are met.
This requires careful planning
For some babies – especially those being introduced to vegan eating, supplements may be recommended to ensure some essential nutrients typically provided by animal-based foods are supplied in adequate amounts (such as iron and vitamin B12). As children grow, they need loads of nutrients – a vegetarian diet should include:
- food in the correct form combination to make sure nutrients can be digested absorbed (such as foods high in vitamin C alongside iron-rich plant foods)
If you wish to introduce your child to vegetarian or vegan eating, seek advice from a dietitian, doctor or your maternal and child health nurse to ensure they are getting essential nutrients for optimal growth and development.
From around 6 months, solids from all 5 food groups should be introduced gradually, with first foods being rich in iron, protein and energy for growth. Iron is an important nutrient for growth and is vital for babies and young children. By 6 months of age, the stores of iron a baby has built up during pregnancy are usually depleted, which is why their first foods need to be iron-rich.
This is important for babies following vegetarian and vegan diets because vegetarian sources of iron (‘non-haem’ iron) tend not to be as easily absorbed by the body as animal sources of iron (‘haem’ iron). Combine foods containing vitamin C with foods that are high in iron – such as offer an orange with baked beans on toast.
Vitamin C enhances the absorption of iron.
Non-animal sources of iron include:
- plain cooked tofu pulses legumes (such as baked beans
- lentils chickpeas red kidney beans
- butter beans cannellini beans borlotti beans) dried fruits (such as figs
- prunes) – offer with meals rather than on their own as they can stick to budding teeth
- promote tooth decay) baby cereals fortified with iron
Cook pulses thoroughly to destroy toxins and to help digestion. Undercooked pulses can cause vomiting and diarrhoea in young children.
If your child’s diet is high in fibre, their little tummy can easily feel full before they’ve consumed enough energy or nutrients to meet their needs. High fibre foods can also lead to poorer absorption of some nutrients (such as iron, zinc and calcium). Babies and children on vegetarian or vegan diets can get enough energy and boost their absorption of nutrients by eating a wide variety of foods and including lower fibre foods (such as white bread and rice), in addition to wholegrain and wholemeal varieties.
Another way to ensure vegetarian children meet their energy needs is to give them frequent meals and snacks. Feed and sleep patterns vary from baby-to-baby, as well as with age. A 7 to 9-month-old baby’s feed and sleep pattern might look something like this table: may be different.
Try to include a mixture of refined and unrefined (wholegrain) cereals and a variety of energy-giving foods in your child’s diet: (such as extra virgin olive oil and canola oil) or vegan spreads in cooking. is the only food your baby needs. Until 12 months, breastmilk or infant formula should still be the main drink, although small amounts of full-fat cow’s milk can be used in cooking.
Goat’s or sheep’s milk is not recommended. Do not give your child Plant-based milks such as soymilk (except soy follow-on formula) and other nutritionally incomplete plant-based milks (such as rice, oat, coconut or almond milk) are not suitable alternatives to breastmilk or infant formula for babies under 12 months.
After 12 months, under the guidance of your nurse, doctor or dietitian, full-fat fortified soy drink or calcium-enriched rice and oat beverages (at least 100mg of calcium per 100mL) can be used.
Your child’s diet should contain other adequate sources of protein and vitamin B12 before these milks are introduced.
If you are going to place your child on a vegetarian or vegan diet, seek advice from a health professional on how to maintain a balanced diet and any supplements needed. About vegetarian and vegan diets A vegetarian diet is one that does not include any meat or seafood dairy foods Vegetarian diets can have many health benefits.
They can offer all the essential vitamins and minerals Types of vegetarian diets Lacto-ovo-vegetarian – people who do not eat any meat and seafood, but include dairy foods (such as milk Lacto-vegetarian Ovo-vegetarian Vegan Pescetarian Flexitarian Health benefits of a vegetarian diet obesity coronary heart disease hypertension (high blood pressure) diabetes some types of cancer Meeting nutritional needs on a vegetarian diet pregnant , planning a pregnancy, breastfeeding Eating a wide variety of foods Protein sources for vegetarians Protein Soy products energy (kilojoules or calorie) legumes (such as beans, peas and lentils) nuts and seeds soy products (including soy beverages, tempeh and tofu) whole (cereal) grains (such as oats and barley) pseudo-cereals (such as quinoa and amaranth) Minerals for vegetarians Iron Iron fruit and vegetables cereal products fortified with iron (such as breakfast cereals and bread) wholegrains legumes tofu green leafy vegetables Zinc Zinc performs numerous essential functions in the body, including the development of immune system nuts tofu miso legumes wheatgerm Calcium Calcium dairy products plant-based milk drinks fortified with calcium (check the label) cereals and fruit juices fortified with calcium (check the label) tahini (sesame seed paste) some brands of tofu (check the label) leafy dark green vegetables (especially Asian greens) legumes some nuts (such as almonds and Brazil nuts) Iodine Dietary iodine bread (except those marked as ‘organic’ or ‘no added salt’) dairy products eggs seaweed some plant-based milk drinks that include seaweed extracts (check the label) iodised salt Vitamin B12 sources for vegetarians Vitamin B12 dairy products eggs some soy beverages (check the label) anaemia Check with your doctor before starting on any vitamin and mineral supplements Vitamin D sources for vegetarians Vitamin D fish eggs some margarines (check the label) some cereals (check the label) Vegetarian and vegan eating throughout life Vegetarian and vegan eating during pregnancy A vegetarian diet can be safely followed during pregnancy Vegetarian and vegan eating while breastfeeding If you are breastfeeding and on a vegetarian diet, you can obtain all the nutrients and energy you need as long as you include a wide range of foods from the five food groups each day Vegetarian and vegan eating for babies and young children protein alternatives (such as nuts, eggs, legumes and tofu) energy for growth and development iron to prevent anaemia vitamin B12 vitamin D and calcium to prevent bone disease suitable fats from non-meat sources Iron is important for babies and children dark green vegetables (such as spinach, broccoli, green peas and kale) ground seeds and nuts (such as almond meal or smooth nut butters to reduce the risk of choking) Babies and children on vegetarian and vegan diets have high-energy needs On waking On waking, breastmilk or formula feed Breakfast Iron-fortified baby cereal or similar Finger food (for example soft fruit) Sleep Lunch Savoury meal (for example spinach and lentil dahl) Finger food (for example cooked pasta pieces) Breastmilk or formula feed Sleep Dinner Savoury meal (for example chickpea and vegetable stew) Finger food (for example cooked vegetables) Breastmilk or formula feed Before bed Breastmilk or formula feed This is an example only – your child’
- s eating sleep settling routine hummus
- other bean/pulse dishes full-fat dairy (such as yoghurt
- cottage cheese
- custard) well-cooked egg smooth nut
- seed butters (such as peanut almond tahini) avocado starchy foods (such as pasta
- flour white rice white bread
- potatoes) vegetable oils Milk infant formula plant-based milks Up to the age of 6 months
- breastmilk or infant formula unpasteurised milk (raw milk) – it can cause gastrointestinal illnesses Where to get help Your GP (doctor) Dietitians United States 1800 812 942 Your maternal
- child health nurse American Breastfeeding Association 1800 686 268 Nutrition United States American guide to healthy eating
Key Points
- main types of vegetarianism are: ), eggs and plant foods
- If you choose to be vegetarian or vegan, plan your diet to make sure it includes all the essential nutrients
- even more important if you are or have young children following a vegetarian diet
- is essential for many bodily processes, including tissue building and repair
- ‘complete’ protein has all the 9 essential amino acids necessary for dietary needs