Eggplant: histamine content (8.26 mg/100 g)

Eggplant contains about 8.26 mg of histamine per 100 g, which is high for histamine.

8.26 mg/100 g

Reported range 0.18–38.60 mg per 100 g.Concentrations vary with ripeness, storage and processing, so a single figure would be misleading.

By portion

PortionGramsHistamine
1 cup diced82 g6.77 mg
1 medium300 g24.78 mg

Source

“Eggplant: mean 39.42 mg/kg, maximum 100.64 mg/kg”
Low-Histamine Diets: Is the Exclusion of Foods Justified by Their Histamine Content? (Nutrients 2021;13(5):1395) · 2021 · CC BY 4.0
“Eggplant ( Solanum melongena L.) — mean 83.2, range 36.9–125.0 mg/kg (n=10); Dala-Paula, Starling, et al. (2021)”
Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance (Food Science & Nutrition 2025;13:e71151) · 2025 · CC BY 4.0
“Eggplant ( S. melongena L.), peel — mean 101.0, range 48.5–161.0 mg/kg (n=10); Dala-Paula, Starling, et al. (2021)”
Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance (Food Science & Nutrition 2025;13:e71151) · 2025 · CC BY 4.0
“Eggplant ( S. melongena L.), pulp — mean 2.9, range 1.8–4.6 mg/kg (n=10); Dala-Paula, Starling, et al. (2021)”
Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance (Food Science & Nutrition 2025;13:e71151) · 2025 · CC BY 4.0
“Eggplant ( S. melongena L.), core — mean 82.0, range 75.2–93.6 mg/kg (n=10); Dala-Paula, Starling, et al. (2021)”
Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance (Food Science & Nutrition 2025;13:e71151) · 2025 · CC BY 4.0
“Eggplant ( Solanum melongena L.), extract — mean 386.0 mg/kg (n=3); Botelho et al. (2004)”
Histamine in Brazilian Foods: A Comprehensive Review of Occurrence and Risk Assessment for Intoxication and Intolerance (Food Science & Nutrition 2025;13:e71151) · 2025 · CC BY 4.0

Also tracked for this food: oxalate

Food composition data, not medical advice. Reported tolerance thresholds vary widely between individuals, so a value being high here does not mean you will react to it.