Chard
Chard is low in histamine for most sources, though some sensitivity lists flag it as a moderate concern — plus it contains oxalates, a separate consideration.
Chard doesn't contain meaningful histamine and isn't known to block histamine breakdown or trigger histamine release, though it does appear on some sensitivity lists as a moderate-risk food.
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Not identical to spinach, but related — spinach is consistently flagged as a concern in histamine intolerance; chard is botanically related and while many sources place it in the low category, some (including SIGHI) list it as a moderate concern, so individual responses may vary
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Oxalates are a separate topic — chard is high in oxalates, which can be relevant for kidney health, but that's a different issue from histamine sensitivity
For histamine purposes, chard is generally considered a lower-risk leafy green, though it may be worth monitoring your own response.
Track your reactions to chard in Histamine Tracker. Log meals and symptoms to spot the patterns that matter for your body.
For educational purposes only. Not medical advice. Consult a healthcare professional for personal guidance.
References
- SIGHI Food Compatibility List — SIGHI (2026)
- Histamine and histamine intolerance — Maintz & Novak (2007)
- Histamine Intolerance: The Current State of the Art — Comas-Basté et al. (2020)
- Low-Histamine Diets: Is the Exclusion of Foods Justified by Their Histamine Content? — Sánchez-Pérez et al. (2021)
- Histamine Intolerance: Symptoms, Diagnosis, and Beyond — Jochum (2024)
- Guideline on management of suspected adverse reactions to ingested histamine — Reese et al. (2021)
Histamine Tracker