Seaweed dried: histamine content (0.00 mg/100 g)

Seaweed dried contains about 0.00 mg of histamine per 100 g, which is low for histamine.

0.00 mg/100 g

Reported range below detection to 0.00 mg per 100 g. Some samples had none detectable; the floor is a threshold, not a measurement.Concentrations vary with ripeness, storage and processing, so a single figure would be misleading.

By portion

PortionGramsHistamine
1 serving100 g0.00 mg

Source

“Seaweed (Chlorophyta, Rhodophyta, Phaeophyta) dried — mean 0.01, range nd–0.01 mg/kg (n=39); Alencar et al. (2011)”
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

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.