How much protein is in 4 oz of protein bar (typical)?

A 4 oz (113g) serving of protein bar (typical) provides 34g of protein and 397 calories, along with 39.7g of carbohydrates and 11.3g of fat.

How much protein bar (typical) do I need to get 30g of protein?

To get 30 grams of protein from protein bar (typical), you need 3.5 oz (100 grams), which contains approximately 350 calories.

100 grams of protein bar (typical) contains 30g of protein (350 kcal). One full pound (16 oz / 454g) contains 136.1g of protein (1588 kcal).

USDA FoodData Central breakdown in US ounces and grams — plus exact portions to hit your per-meal protein target.

USDA Per-Serving & 30g Target

4 oz = 34g Protein (397 kcal)

To hit 30g of protein from protein bar (typical), measure 3.5 oz (100 g) for ~350 calories.

Per 4 oz (113g US)

34g P

397 kcal · 39.7g C · 11.3g F

Per 100 Grams

30g P

350 kcal · 35g C · 10g F

Per 1 Pound (16 oz)

136.1g P

1588 kcal total

30g Protein Portion

3.5 oz

100g · 350 kcal

Portion Target Table

Protein Goal	US Ounces (oz)	Grams (g)	Calories	Carbs / Fat
20g Protein	2.4 oz	67 g	235 kcal	23.5g C · 6.7g F
30g Protein	3.5 oz	100 g	350 kcal	35g C · 10g F
40g Protein	4.7 oz	133 g	466 kcal	46.6g C · 13.3g F
50g Protein	5.9 oz	167 g	585 kcal	58.5g C · 16.7g F