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How much protein do you need at 110 lb?

At 110 lb (50 kg), aim for 40 g a day to stay healthy, and 80 to 110 g to build muscle.

The ranges are the ones commonly cited in sports nutrition, per kilogram of body weight. They are a guide, not medical advice.

Updated October 2026

Daily protein at 110 lb by goal

Daily protein at 110 lb
GoalPer dayPer meal (4 meals)
General health40 g10 g
Adults over 6550 to 60 g12 to 15 g
Active, regular exercise60 to 80 g15 to 20 g
Building muscle80 to 110 g20 to 27 g
Losing fat and keeping muscle90 to 120 g22 to 30 g

Foods that add up to 80 g

How many servings of each food it takes to reach 80 g, the low end for building muscle.

Servings to reach 80 g of protein
FoodServingProteinServings for 80 g
Chicken breast, cooked100 g (3.5 oz)31 g2.6
Canned tuna, drained100 g (3.5 oz)25 g3.2
Salmon, cooked100 g (3.5 oz)22 g3.6
Lean beef mince, cooked100 g (3.5 oz)26 g3.1
Greek yogurt, plain170 g (6 oz) pot17 g4.7
Cottage cheese1 cup (220 g)25 g3.2
Eggs1 large egg6 g13.3
Milk1 cup (240 ml)8 g10.0
Lentils, cooked1 cup (200 g)18 g4.4
Chickpeas, cooked1 cup (160 g)15 g5.3
Firm tofu100 g (3.5 oz)10 g8.0
Peanut butter2 tbsp (32 g)7 g11.4

Other weights

Questions

How much protein should a 110 lb person eat a day?

For general health, about 40 g a day (0.8 g per kg). For regular exercise, 60 to 80 g. For building muscle, 80 to 110 g.

How much protein do I need to build muscle at 110 lb?

80 to 110 g a day, which is 1.6 to 2.2 g per kg of body weight. At 50 kg that works out to 80 g at the low end.

How much protein do I need to lose fat at 110 lb?

90 to 120 g a day while lifting weights in a calorie deficit. The higher end helps you keep muscle.

What does 80 g of protein look like in food?

About 258 g of cooked chicken breast, or 13 large eggs, or a mix across the day. A 100 g portion of cooked chicken breast has about 31 g and a large egg about 6 g.

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