USDA-derived comparison

Parsley vs Romaine Lettuce

Parsley leads for Vitamin C, Iron and Calcium per 100g, while Romaine Lettuce holds its own elsewhere.

Who each is for: Choose parsley for vitamin C and iron.

Reviewed 20 July 2026. Generic food data per 100g; brands and preparation vary.

Parsley

Typical serving: a small handful (10g)

27/100

More vitamin CMore ironMore calciumMore vitamin E
Full Parsley page

Romaine Lettuce

Typical serving: 1 cup (47g)

15/100

No clear per-100g leads, which is a result in itself.

Full Romaine Lettuce page

Side by side, per 100g

The stronger number is highlighted, honestly: higher wins for aim-for nutrients, lower wins for stay-under ones like saturated fat and sodium.

NutrientParsleyRomaine Lettuce
Calories36 kcal17 kcal
Protein3 g1 g
Carbs6 g3 g
Fat1 g0 g
Fiber3 g2 g
Sat fat0 g0 g
Sodium56 mg8 mg
Potassium554 mg247 mg
Calcium138 mg33 mg
Iron6.2 mg1 mg
Magnesium50 mg14 mg
Zinc1.1 mg0.2 mg
Vitamin C133 mg4 mg
Vitamin D0 µg0 µg
Vitamin B120 µg0 µg
Folate152 µg136 µg

Servings differ: a small handful of parsley is about 10g, 1 cup of romaine lettuce about 47g. Scale accordingly before deciding anything on the 100g basis alone.

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