Herbs & Spices

Sichuan Pepper

Health
ScoreA+

Sichuan pepper is the dried husk of the Zanthoxylum prickly-ash berry, prized for the tingling numbness of its bioactive amide hydroxy-alpha-sanshool and for aromatic, antioxidant essential oils.

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Why Sichuan Pepper scores 94

Nutrient density30

Protein quality9

Fiber content10

Healthy fats4

Bioactive compounds14

Glycemic impact10

Top nutrients

% Daily Value per a pinch (2 g)

Manganese 7.0%Copper 2.2%Iron 1.1%Magnesium 0.8%Calcium 0.6%

Nutrition

per_100g

280

Calories

10g

Protein

65g

Carbs

Fat

25g

Fiber

Health benefits

Produces a unique tingling sensory and mild analgesic effect

moderate evidence

Hydroxy-alpha-sanshool activates mechanosensitive touch fibers and blocks two-pore KCNK potassium channels, generating tingling paresthesia and a local numbing that has been studied for analgesic potential

Provides antioxidant polyphenol activity

limited evidence

Flavonoids and phenolic acids in the husk scavenge reactive oxygen species and reduce oxidative stress in laboratory assays

Offers antimicrobial and anti-inflammatory effects

limited evidence

The citrusy essential oil (linalool, limonene, geraniol) and sanshool amides disrupt microbial membranes and modulate inflammatory mediators in vitro

Supports digestion as a traditional carminative

limited evidence

Aromatic terpenes stimulate salivary and gastric secretion and the sanshools stimulate sensory nerves of the gut, easing bloating in traditional use

Pairs well with

·Pair with dried chilies because the sanshool tingle plus capsaicin heat creates the classic mala combination central to Sichuan cuisine
·Combine with fatty meats and oils because the sanshools and citrusy essential oils are fat-soluble and disperse through the dish
·Use with citrus or ginger because their bright aromatics complement the husk's linalool and limonene notes

Practical tips

·Best timing: Sichuan pepper is an aromatic finishing spice with no circadian dependency, best toasted and added fresh to complete a dish.
·Toast the husks briefly in a dry pan until fragrant, then grind, sieving out the gritty inner seeds which are bitter and add no flavor
·Add toward the end of cooking, since prolonged heat dissipates both the volatile aroma and the tingling sanshools
·Buy whole husks and grind fresh, as the sanshool tingle fades markedly within months of grinding
·Store whole in an airtight, dark container to preserve the essential-oil aroma and tingling potency