“It’s not just about calories, but the quality of the nutrients food provides.” — Marion Nestle
Introduction
You may have felt this at some point: you’re filling your children’s plates (and your own), but something still feels off.
They’re eating, yes. But are they truly being nourished?
This is where an often overlooked concept comes in: nutrient density.
It’s not complicated. You don’t need to overhaul your entire kitchen overnight. In many ways, it’s simply going back to the common sense of our grandmothers— this time understanding why.
What is nutrient density?
Nutrient density simply means: how many nutrients a food provides in relation to its calories.
In other words:
- Not all foods nourish equally
- Some fill you up but offer very little
- Others are packed with nutrients despite being simple
A simple example:
A fizzy drink → high in calories, almost no nutrients
Broccoli → low in calories, rich in nutrients (vitamins, minerals, fibre)
Both count as “food” but they don’t do the same thing in the body.
How to apply it in your kitchen
You don’t need to count or measure — just shift your approach slightly:
1. Focus on real food
Vegetables
Fruit
Eggs
Meat and fish
Broths and traditional dishes
The less processed, the more nutrient-dense it tends to be.
2. Don’t obsess over calories
Sometimes we eat less… but worse.
A plate with:
- protein
- healthy fats
- vegetables
Nourishes far more than something labelled “low-fat” or “light” and it’s better to our body.
3. Add, don’t restrict
Instead of thinking: “I need to remove this”
Think: “I can add more nutrients”
For example: to a pasta dish, add vegetables and add meat, and it improves a lot.
4. Go back to basics
Traditional cooking was naturally nutrient-dense:
- stews
- broths
- slow-cooked meals
- fermented foods
It’s not a new trend. It’s about bringing back what worked.
Why it matters for children
Children are growing, developing tissues, brain, immune system…. That’s why they need more nutrients in less volume of food.
Because they eat less than an adult but need more quality (more nutrient density).
That’s why it’s not just about them eating, but about paying attention to what they are eating, so that it can meet their needs.
No perfection needed
This isn’t about doing everything perfectly.
Birthday cake? Absolutely fine
Busy days? Also fine
What matters is what you do most of the time. Nutrient density should not be a rigid rule; it is a compass to guide us in what we do most of the time.
Is there scientific backing?
Yes. Nutrient density is widely used in modern nutrition research.
Organisations like the Harvard T.H. Chan School of Public Health support prioritising nutrient-rich foods for better long-term health outcomes.
Diets with higher nutrient density have been shown to:
- be associated with better metabolic health
- support child development
- reduce the risk of chronic diseases
Conclusion
If I had to summarise it simply, from one mum to another:
- It’s not about filling plates
- It’s about nourishing bodies
And it starts with small gestures: choosing better, cooking simply, and going back to basics.
Without pressure. But with intention.
Glossary
Nutrient density: amount of nutrients per calorie in a food.
Ultra-processed: industrial products with many ingredients and low nutritional value.
References
- Harvard T.H. Chan School of Public Health – Nutrient density concept
- Drewnowski, A. (2005). Concept of nutrient density