The Winter Habit That Could Be Quietly Sabotaging Your Health Goals

Author: Chantelle van der Merwe 

Registered Dietitian (SA) . PG Dip Diabetes Management (UK). All about Real nutrition for Real, every-day life ​

A few weeks ago, I compared a range of popular muffins available in South Africa, and one of the biggest take-home messages was this:

Marketing and health are not always the same thing.

Words like bran, muesli, gluten-free, high-fibre, no added sugar and home style often create a perception that a product is automatically healthy. Sometimes that's true. Often it's only partly true.

The answer, as always, is hidden in the nutrition information table.

Which brings me to rusks.
As the weather gets colder, many of us find ourselves reaching for a warm cup of coffee or tea and a couple of rusks. There is absolutely nothing wrong with that. In fact, enjoying food is something I actively encourage. Anyone who has worked with me knows that my goal is never to create fear around food or to make eating feel restrictive. I want you to enjoy food, feel satisfied, and find a balance between nourishing your body and enjoying life's little pleasures.

See the Rusk comparison below. The occasional indulgent rusk is not the problem. The issue is what makes up the majority of your daily nourishment.

Why Reading Labels Matters
When we compared a variety of popular rusks, the differences were surprisingly large.
Some products contained:

• More than double the fibre of others
• Nearly three times the sodium
• More than double the calories
• Significantly more sugar

At first glance, many of these rusks look equally healthy.
But the nutrition label tells a different story.

A useful rule of thumb is that 15 g sugar per 100 g or less is generally considered reasonable. In other words, 15% or less of the product is sugar. Several rusks exceeded this benchmark. While a rusk may not taste particularly sweet, sugar still contributes calories and can influence blood glucose control, appetite regulation and overall diet quality.

Why Fibre Matters So Much
One of the clearest findings from the comparison was how much fibre varied between products.
Higher-fibre foods generally help:
✔ Increase satiety
✔ Support digestive health
✔ Promote more stable blood sugar levels
✔ Support cholesterol management
✔ Help keep you fuller for longer
This is one reason why the Dietgenic Bran Rusks performed so well in the comparison. They contained substantially more fibre than many of the commercial alternatives.

When your goal is health, weight management, cholesterol control or blood sugar regulation, fibre is one of the most valuable nutrients you can focus on.

The Problem With "Just Two Rusks"
Many people think of rusks as a light snack.
But let's put that into perspective. Two rusks from some brands can contribute a similar amount of energy to an entire calorie-controlled meal. YIKES!

The question isn't only:
"How many calories does this contain?"
The more important question is:
"What am I getting for those calories?"
Are those calories providing:

• Fibre?
• Protein?
• Vitamins and minerals?
• Lasting fullness?

Or are they mostly coming from refined carbohydrates, sugar and fat?

This is where the concept of calorie quality becomes important.
Not all calories are equal in terms of how they affect hunger, fullness and nutritional value.

A 400-calorie snack that leaves you hungry 30 minutes later is very different from a 400-calorie meal that provides protein, fibre, vegetables and sustained energy.

Calories Matter — But Context Matters More
I often hear people say:
"I don't count calories."
And that's perfectly fine.
However, calories still count.

Whether your goal is weight loss, weight maintenance or weight gain, energy balance remains important.
What matters is understanding where those calories come from.
Calories that nourish your body, support fullness and provide valuable nutrients will almost always serve you better than calories that come primarily from sugar and refined ingredients.

That doesn't mean every food needs to be perfect. Far from it.

The 80/20 Principle
One of the most important concepts I teach is balance.
Your favourite Saturday morning rusk ritual is not the problem.
The occasional Bakers Romany Cream Rusk?
Enjoy it.
A Tennis Biscuit Rusk with your coffee?
Also enjoy it.
Birthday cake, chocolate, dessert and restaurant meals all have a place in a healthy lifestyle.
The issue is not what happens occasionally.
The issue is what happens consistently!

Health outcomes are largely determined by the foods that make up roughly 80% of your daily fuel and nourishment.
If most of your choices are nutritious, balanced and satisfying, there is plenty of room for the foods you enjoy.

So Which Rusk Came Out on Top?
Based on the products assessed, the Dietgenic Bran Rusks emerged as the strongest overall performer.
They offered:

• 🏆 The highest fibre content
• 🏆 The lowest sodium content
• 🏆 The lowest energy density
• 🏆 The lowest fat content
• 🏆 The lowest carbohydrate content
• 🏆 Good protein content

Most importantly, they delivered more nutritional value for the calories consumed.

The Bottom Line
The goal isn't to stop eating rusks.
The goal is to make informed choices.

• Read the label.
• Compare products.
• Look beyond the marketing claims.
• Choose foods that offer more fibre, less sugar and better nutritional value.
• AND to enjoy them! 

Because good nutrition isn't about punishment.
It's about creating a way of eating that supports your health goals while still allowing you to enjoy the foods you love.
Small choices, repeated consistently, are what ultimately help you achieve your health goals. 

Why Not Try a Homemade High-Fibre Rusk?

After comparing all these commercial rusks, one thing became very clear: The best nutritional profile isn't necessarily found on the supermarket shelf.

If you're someone who enjoys a rusk with your morning coffee or afternoon tea, why not try making your own?
This Health Rusk Recipe, below, is one I've recommended for years because it strikes a much better balance between taste, satisfaction and nutrition.

Unlike many commercial rusks, which can be surprisingly high in sugar and calories while being relatively low in fibre, these rusks are packed with ingredients that help keep you fuller for longer.

What Makes These Rusks Different?

• High in fibre from oat bran, digestive bran, Hi-Fibre Bran cereal, wholewheat ProNutro and apple
• Lower calorie option at approximately 80 kcal per rusk
• More filling and satisfying than many commercial alternatives
• Provides slow-release energy rather than a quick sugar hit
• Supports digestive health and regularity

A Snack Should Actually Satisfy You. One of the biggest misconceptions in weight management is that a snack should simply be "low calorie."

A truly effective snack should also help manage hunger.

There is very little benefit in choosing a snack that is low in calories if it leaves you raiding the biscuit tin 30 minutes later.

Remember the Bigger Picture
As I've mentioned throughout this article, the goal isn't perfection.
You don't need to give up your favourite Tennis Biscuit Rusk, Romany Cream Rusk or other family recipe.
Food is meant to be enjoyed.

But if rusks are part of your daily routine, it makes sense to choose options that support your health goals most of the time.
Think of indulgent rusks as an occasional treat and keep more nourishing options for your everyday habits. Because ultimately, it's not what you eat once in a while that determines your health outcomes—it's what you do consistently.

If you're looking for a rusk that is high in fibre, lower in calories and genuinely satisfying, give this Health Rusk Recipe a try. Your taste buds—and your health goals—may thank you for it.