Malnutrition is a condition which happens when you do not get the correct amount of nutrients from your diet.
Malnutrition is a major public health issue in the UK. There are approximately three million people in the UK who are malnourished or at risk of malnutrition. The majority live in their own homes.
Malnutrition can:
This Food Fact Sheet will help you understand the signs of malnutrition and how to either stop it from happening or to manage it.
Malnutrition can affect anyone, but it is more common for older adults and those who are living on their own. This can be because they can’t get out much or because they have poor physical or mental health. It can happen over a long period of time which sometimes makes it harder to spot. Common signs of malnutrition are:
A balanced diet is essential for health and wellbeing. This should include all the nutrients which we need to eat including protein, energy (calories) and vitamins and minerals. If you follow the points listed here, you are likely to have a balanced diet:
When someone has a poor appetite and is malnourished, nutrient dense foods and drinks can help to improve nutritional intake without making portions too big to manage. Nutrient dense foods and drinks contain a wide range of nutrients including energy, protein, vitamins and minerals and may also contain fibre. The easiest way to tell if a food or fluid is ‘nutrient dense’ is to think about whether it is something designed by nature to support a new life (e.g. egg, milk or whole pulses or nuts).
Try to increase your intake by about an extra 500 kcals per day using nutrient dense food. Use the ideas below to guide your choices:
Eat ‘little and often’ – good nutrient dense between-meal snack ideas include:
Ready-made nutrient dense snack |
Portion size |
Approx protein content (g) |
Approx energy content (kcal) |
Cheese and cracker |
1 cracker + 1 small chunk of cheese |
6 |
115 |
Cheese scone |
½ scone |
6 |
120 |
Custard |
150g tub |
4 |
145 |
Falafel |
2x 22g |
4 |
110 |
Greek yoghurt |
150g tub |
9 |
200 |
Hard-boiled egg |
1 |
7 |
75 |
Nuts |
Small handful (40g) |
9 |
245 |
Rice pudding |
150g tub |
5 |
140 |
Add extra nutrition to foods and fluid using nutrient dense ingredients. See below for ideas:
Nutrient dense food fortifier |
Quantity that could be added to 1 portion of food |
Approx protein content (g) |
Approx energy content (kcal) |
Could be added to a portion of:
|
Cheese, grated |
1 tablespoon (10g) |
3 |
40 |
Potatoes, vegetables |
Egg |
1 |
7 |
75 |
Custard, milk puddings, mashed potato |
Dried, skimmed milk powder |
1 tablespoon (15g) |
6 |
55 |
Custard, milk puddings, ‘cream of’ soups, porridge, mashed potato |
Greek yoghurt |
1 generous tablespoon (45g) |
2 |
60 |
Porridge |
Ground nuts e.g. peanuts or almonds |
1 tablespoon (15g) |
3 |
90 |
Vegetable soups, stews, casseroles, curries, porridge |
Nut butter e.g. peanut butter |
1 tablespoon (15g) |
4 |
95 |
Porridge, vegetable soups, stews, casseroles, curries |
Paneer, grated |
1 tablespoon (10g) |
3 |
35 |
Curries |
Pea protein powder |
1 tablespoon (17g) |
11 |
60 |
Vegetable soups, stews, casseroles, curries |
Soy protein powder |
1 tablespoon (14g) |
14 |
50 |
Vegetable soups, stews, casseroles, curries |
You may find that your energy levels change throughout the week and that on some days you feel better than others. Here are some suggestions to help make preparing meals easier:
Make use of supermarket online shopping and home delivery services which may make shopping easier for you. Meal home delivery services are also available, such as local Meals on Wheels, Wiltshire Farm Foods and Oakhouse Foods.
If you notice any of the following when eating or drinking you should seek advice from a healthcare professional such as your GP or practice nurse, who may refer you to a speech and language therapist or another practitioner who specialises in swallowing difficulties:
Other things to consider:
Try to make sure that where you eat is as pleasant as possible and that meals and snacks look appealing. Eating with others often helps to encourage appetite.
Malnutrition is a common problem and if it is not spotted or treated it can make you unwell.
The simple steps outlined above should help to identify and treat the condition. If these simple steps do not seem to help, seek further advice from a healthcare professional.
Baldwin & Weekes, Dietary advice with or without oral nutritional supplements for disease-related malnutrition in adults (Review) (2021) Cochrane
Dorrington, Fallaize, Hobbs, Weech & Lovegrove (2020) A Review of Nutritional Requirements of Adults Aged ≥65 Years in the UK. The Journal of Nutrition Critical Review
NICE Clinical Guideline 32 Nutrition support for adults: oral nutrition support, enteral tube feeding and parenteral nutrition (2006; updated 2017)
NICE Quality Standard 24 Nutrition support in adults (2012)
Nutrition claims [Internet]. Food Safety. European Commission; [cited 15 September 2022]. Available from: https://food.ec.europa.eu/safety/labelling-and-nutrition/nutrition-and-health-claims/nutrition-claims_en