High Calorie Foods: The Healthiest Way to Gain Weight or Boost Energy
Whether you’re trying to gain weight, recover from illness, manage a fast metabolism, or just need more fuel in your day—high calorie foods can help. But not all calories are created equal.
At Ask Dr Olz, we focus on nutrient-dense high calorie foods that support your health, hormones, and digestion—not just junk food with empty energy.
Who Needs High Calorie Foods?
You may benefit from adding high calorie foods if you:
- Are underweight or losing weight unintentionally
- Are recovering from illness, surgery, or burnout
- Have high activity levels or a fast metabolism
- Are breastfeeding or in a demanding physical job
- Have trouble maintaining energy, focus, or muscle mass
- Are supporting adrenal, thyroid, or hormone recovery
Best High Calorie Foods That Are Still Healthy
Here are the top expert-approved, high calorie foods that deliver both energy and essential nutrients:
🥜 1. Nut Butters (Almond, Peanut, Cashew)
- 90–100 calories per tablespoon
- Rich in healthy fats, protein, and magnesium
- Add to smoothies, oats, or fruit slices
🥑 2. Avocados
- 250–300 calories per avocado
- High in monounsaturated fats, fiber, potassium
- Great in salads, toast, or blended into sauces
🍚 3. Full-Fat Greek Yogurt
- 120–150 calories per serving
- Contains protein, calcium, probiotics
- Add honey, nuts, or granola for extra calories
🥥 4. Coconut Products
- Coconut milk, oil, or cream are calorie-dense
- Supports hormone production and brain health
- Add to smoothies, curries, or coffee
🍠 5. Sweet Potatoes and Root Veggies
- High in carbs, vitamin A, potassium
- Combine with olive oil or butter for extra calories
- Great for hormone-supportive carb loading
🥩 6. Grass-Fed Meats and Fatty Fish
- High in calories, protein, and iron
- Sardines, salmon, lamb, and organ meats offer extra nutrient density
- Ideal for adrenal and thyroid recovery diets
🥚 7. Whole Eggs
- Around 70 calories each
- Rich in B12, choline, and essential fats
- Scramble with avocado or add to rice bowls
🌾 8. Oats, Quinoa, and Brown Rice
- High in complex carbs for steady energy
- Combine with fats for even higher calorie intake
- Supports thyroid and blood sugar balance
🧈 9. Olive Oil or Ghee
- 120+ calories per tablespoon
- Easy to add to roasted veg, toast, or cooking
- Anti-inflammatory and great for skin and hormones
🍫 10. Dark Chocolate (70% and above)
- 150+ calories per serving
- Rich in magnesium, iron, and antioxidants
- Choose clean brands without refined sugar
Tips to Add More High Calorie Foods (Without Bloating)
- Eat more often (3 meals + 2–3 snacks)
- Add healthy fats to every meal
- Drink smoothies with nut butters, coconut milk, and oats
- Avoid overloading on raw veggies (which fill you up fast)
- Combine protein + fat + carbs for optimal nutrient use
When to Seek Expert Help
If you’re:
- Gaining weight too slowly
- Losing weight despite eating
- Struggling with fatigue, low hormones, or blood sugar drops
- Feeling bloated after eating more
You may need functional support for your gut, thyroid, liver, or adrenal system. At Ask Dr Olz, we offer virtual consults and supplement protocols for nutrient absorption, appetite regulation, and metabolic recovery.
Choose High Calorie Foods That Heal, Not Harm
Don’t reach for junk when your body needs fuel. The right high calorie foods can nourish your body, balance your hormones, and restore your strength—without harming your digestion, skin, or mood.
👉 Explore nutrient-rich supplement support and book a virtual consult at AskDrOlz.com