Essential Nutrients: Your Complete Guide to Optimal Health
The building blocks your body needs and how to get them from everyday foods.
Dr. Priya Patel
Nutrition Specialist
The Nutrient Basics
Your body requires six essential nutrient categories to function optimally. While supplements have their place, whole foods should always be your primary source.
Macronutrients
- Proteins
- Carbohydrates
- Fats
Micronutrients
- Vitamins
- Minerals
- Water
Top Nutrient-Dense Foods
| Nutrient | Best Sources |
|---|---|
| Omega-3s | Salmon, walnuts, flaxseeds |
| Vitamin C | Bell peppers, citrus, kiwi |
| Iron | Spinach, lentils, red meat |
Common Deficiency Signs
Learn to recognize when your body might need more of specific nutrients:
- Fatigue → Possible iron or B12 deficiency
- Brittle nails → May need biotin or zinc
- Muscle cramps → Often low magnesium
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