💪 Nutrition Guide

Fish vs Chicken vs Mutton — Which Is Healthier?

A complete, science-backed comparison of fish, chicken, mutton, duck and eggs — protein, calories, fats, omega-3, vitamins, and which to choose for your health goals.

🥩 All proteins compared ⏱ 7 min read 🔄 Updated 2025
📋 In This Guide
Nutrition Comparison (per 100g cooked)
ProteinCaloriesProteinFatOmega-3
🐟 Fish (Rohu)97 kcal20g2.5gHigh
🐡 Fish (Hilsa)142 kcal19g8gVery High
🍗 Chicken Breast165 kcal31g3.6gLow
🥩 Mutton (lean)218 kcal25g13gLow
🦆 Duck (no skin)201 kcal19g11gModerate
🥚 Egg (whole)155 kcal13g11gModerate

Values are approximate averages for cooked portions. Exact values vary by cut, cooking method, and species.

🐟
Fish
Rohu, Hilsa, Catla, Pomfret, Salmon
97–142kcal/100g
19–25gProtein
HighOmega-3
🍗
Chicken
Breast, Thigh, Country Chicken
165kcal/100g
31gProtein
LowOmega-3
🥩
Mutton
Curry cut, Boneless, Keema
218kcal/100g
25gProtein
13gFat
🦆
Duck Meat
Hanh — Curry Cut, Boneless
201kcal/100g
19gProtein
11gFat
🥚
Eggs
Country Eggs, Farm Eggs, Duck Eggs
155kcal/100g
13gProtein
HighVitamins
Which Protein for Your Health Goal?
❤️
Heart Health
Best: Fish (esp. oily)
Omega-3 in Hilsa, Salmon and Rohu directly supports cardiovascular health and reduces inflammation.
💪
Muscle Gain
Best: Chicken Breast
Highest protein per gram at lowest calorie cost. Ideal for building lean muscle with calorie control.
⚖️
Weight Loss
Best: Fish or Chicken
Both are high protein, low calorie, and low in saturated fat. Fish adds omega-3 metabolic benefits.
🧠
Brain Health
Best: Fish + Eggs
Omega-3 (fish) and choline (eggs) are the two most critical nutrients for cognitive function and brain health.
🩸
Iron Levels
Best: Mutton
Highest in haem iron — the most bioavailable form. Essential for preventing and recovering from anaemia.
🦴
Bone Health
Best: Fish + Eggs
Vitamin D in fish and eggs is essential for calcium absorption and bone density maintenance.
🏃
Everyday Energy
Best: Eggs + Chicken
B vitamins in both support energy metabolism. Eggs provide all-day sustained energy from protein and healthy fat.
🧒
Children's Nutrition
Best: Fish + Eggs
DHA from fish supports brain development. Eggs provide complete protein, choline, and vitamins critical for growth.

The Bottom Line — Which Is Healthiest?

There is no single "healthiest" protein — the best choice depends on your specific health goals, dietary preferences, and how frequently you consume each. However, some broad conclusions are well-supported by nutrition science:

A diet that rotates across all of these — fish 3x per week, chicken 2x per week, eggs daily, and mutton 1–2x per week — covers virtually every nutritional base and aligns closely with traditional Assamese eating patterns, which are built on exactly this variety of proteins.

Order all your protein in one place Fish · Chicken · Mutton · Duck · Eggs — fresh daily in Guwahati
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Frequently Asked Questions
Both are excellent protein sources, but fish has a significant advantage in omega-3 fatty acids — especially oily fish like Hilsa and Salmon — which support heart health, brain function, and reduce inflammation. Chicken has slightly more protein per 100g. For overall health benefits, particularly heart health, fish is generally considered the healthier choice.
Per 100g cooked, chicken breast has the highest protein at around 31g, followed by mutton at 25g, fish at 19–25g (varies by species), and duck at 19g. However, fish protein is highly bioavailable and comes with fewer saturated fats than red meat.
Mutton is nutritious — high in protein, iron, zinc, and B12. It is higher in saturated fat than fish or chicken, so it is best consumed in moderation (1–2 times per week) as part of a balanced diet. Lean cuts like boneless leg are significantly lower in fat than fatty cuts.
Yes. Country (desi) eggs from free-range hens contain more omega-3, more vitamin D, more vitamin E, and a deeper yolk than commercial farm eggs. The difference comes from the hens' varied diet and outdoor access. Country eggs are available fresh from Minbury in Guwahati.
For weight loss, fish and skinless chicken breast are the best choices — both are high in protein, low in calories, and low in saturated fat. Fish has the additional benefit of omega-3 which supports metabolism. Mutton is higher in calories and fat, making lean cuts acceptable in moderation.