Carbohydrates
Your body’s primary energy source. Whole grains, fruits, vegetables and legumes provide energy and fibre.
Whole grains · Fruit · LegumesThe foundations
What nutrition really means
Nutrition is the process by which your body takes in food and uses it for energy, growth, repair and overall health. Every bite you eat contributes to how you feel, how you perform and how your body functions day to day.
Good nutrition isn’t about strict rules — it’s about understanding what your body needs and making informed choices.
01 · Daily energy
Macronutrients: the building blocks
Macronutrients provide the bulk of your daily energy and support essential bodily functions.
Proteins
Essential for muscle repair, immune function and hormone production. Found in lean meats, fish, dairy, beans, tofu and nuts.
Fish · Beans · TofuFats
Crucial for brain health, hormone regulation and nutrient absorption. Prioritise unsaturated fats from olive oil, avocados, seeds and oily fish.
Avocado · Olive oil · SeedsA balanced diet includes all three macronutrients in proportions that suit your goals and lifestyle.
02 · Everyday health
Micronutrients: small but mighty
Vitamins and minerals are needed in smaller amounts, but are vital for health.
Vitamins
Support immunity, energy production and cell repair.
Minerals
Iron, calcium, magnesium and potassium help with oxygen transport, bone strength, nerve function and fluid balance.
Eating a colourful variety of fruits, vegetables, whole grains and protein sources helps you get a range of nutrients.
03 · Hydration
The overlooked essential
Water supports digestion, temperature regulation, nutrient transport and cognitive function. Most adults benefit from drinking regularly throughout the day, adjusting for activity level, climate and personal needs.
04 · Energy balance
The core of weight management
Your body uses energy — calories — to fuel movement, metabolism and daily activities. Over time, the balance between energy intake and energy use influences weight.
- Intake above energy use
- Weight gain
- Intake below energy use
- Weight loss
- Intake matches energy use
- Weight maintenance
These are general patterns, not predictions for individual days. Understanding your energy needs helps you make choices that align with your goals.
05 · Healthy eating patterns
Consistency matters more than perfection.
Rather than focusing on single foods, look at your overall pattern.
- Prioritise whole, minimally processed foods.
- Include plenty of fruits and vegetables.
- Choose whole grains over refined grains.
- Opt for lean proteins and healthy fats.
- Limit added sugars, excess salt and highly processed snacks.
06 · Personalised support
How AI enhances your nutrition journey
AI can help make healthy eating simpler and more tailored to you, with personalised meal suggestions based on your goals, preferences and dietary needs.
In NexusFit, calorie and macro targets are calculated from your profile, meal nutrients come from food reference records, and weight check-ins can recalibrate your plan. Meal and water logs help you understand your habits.
AI doesn’t replace professional medical advice. Nutrition figures are estimates; speak to a qualified clinician about medical conditions or individual dietary needs.
Open Nutrition & AI Plan