Mustard greens are leafy green vegetables with a peppery, slightly bitter flavor. They are very low in carbohydrates and are rich in nutrients, making them suitable for low-carb, keto, and diabetic-friendly diets.

Quick Carb Snapshot

  • Carbs (per 100 g): ~4 g total, ~2 g net
  • Carbs (standard portion): ~1–2 g net per cup cooked
  • Glycemic Index: Very low
  • Similar Low-Carb Options: Collard greens, kale
  • Blood Sugar Impact: Lower
  • Keto-Friendly? Yes

Key Traits

  • Texture: Tender when cooked
  • Flavor: Peppery, slightly bitter
  • Carb Impact: Very low
  • GI / GL Notes: Minimal glucose impact
  • Common Uses: Sautéed greens, soups

Best For

  • Low-carb leafy greens
  • Southern-style cooking
  • Adding bitterness to dishes

Avoid For

  • Those sensitive to bitter flavors
  • Overcooking (can become mushy)
  • Very large raw portions

Why Choose Mustard Greens for Low-Carb Eating

Texture & Structure

  • Leafy volume without starch
  • Softens significantly when cooked
  • No thickening properties

Flavor & Nutrition

  • Bold flavor without sugar
  • High micronutrient density
  • Very low calories

Storage & Shelf Life

Pantry

Not pantry-stable.

Cooked

Fresh mustard greens keep 3–5 days refrigerated; cooked greens keep 3 days.

Signs It Has Gone Bad

  • Yellowing leaves
  • Slime
  • Sour odor

Allergy & Dietary Flags

  • Gluten-Free: Yes
  • Nuts: No
  • Nightshade: No
  • Vegan / Vegetarian: Yes

Often compared to collard greens and kale, mustard greens bring a
peppery low-carb bite to meals.

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