Shā Rén · Amomum Fruit
Shā Rén (砂仁, Amomum Fruit) is a herb of Warm nature and Pungent flavor, in the “Qi-regulating herbs” category. Tradition uses it to aromatize dampness and regulate the Qi of the Middle Jiao, Warm the Spleen and stop diarrhea, Calmar el feto.
Energetic profile
- Pinyin name
- Shā Rén
- Characters
- 砂仁
- Botanical name
- Amomum villosum Lour.
- Family
- Zingiberaceae
- Part used
- Fruit
- Nature
- Warm
- Flavor
- Pungent
- Meridians
- Spleen, Stomach, Kidney
- Category
- Qi-regulating herbs
- Toxicity
- Non-toxic
- Pregnancy
- Caution
- Origin
- China (Guangdong), China (Yunnan), Southeast Asia
Actions according to tradition
- Aromatize dampness and regulate the Qi of the Middle Jiao
- Warm the Spleen and stop diarrhea
- Calmar el feto
Traditional uses
- Dampness clogging the Middle Jiao with bloating, nausea and diarrhea
- Diarrhea due to cold of the Spleen
- Epigastric and abdominal pain due to stagnation
- Restless fetal movements (pregnancy anxiety)
- Pregnancy vomiting
Studied effects and current applications
- Aromatizes and transforms stagnant dampness in the Middle Jiao
- Warms the Spleen to stop cold-damp diarrhea
- Regulates Qi to relieve bloating and nausea
- Calma el feto en casos de movimientos fetales inquietos
- Improves digestive absorption of other herbs
Applications under investigation
- Dyspepsia and chronic gastritis
- nausea during pregnancy
- Functional diarrhea due to cold
- Irritable bowel syndrome
- As a guide in toning formulas to avoid stagnation
An effect being investigated does not mean it has been proven in humans.
Contraindications and adverse effects
Absolute contraindications
- Yin deficiency with internal heat
Relative contraindications
- Internal heat without Qi stagnation
- Sequedad interna
- Pregnancy
- Traditional and safe for pregnancy nausea and calm the fetus.
- Breastfeeding
- Safe during breastfeeding.
- Children
- Safe for children. Widely used in pediatric digestive formulas.
- Older adults
- Excellent for the elderly with weak digestion and diarrhea due to cold.
Possible adverse effects
- Dryness in prolonged use at high doses
When to stop
- Sequedad interna empeora
- Signs of internal heat
Interactions with medications
| Group | Drugs | Severity | Effect and recommendation |
|---|---|---|---|
| Antacids | Omeprazol, calcium carbonate | Mild | Sha Ren stimulates digestive secretion; antacids can alter absorption Separate by 1-2 hours if there is active dyspepsia. |
| Anticoagulants | Warfarin | Mild | Mild effect on platelet aggregation due to volatile components Caution in active bleeding. |
With other herbs
- shu_di_huang Sha Ren prevents digestive stagnation caused by Shu Di Huang
Reference dose
- Decoction
- 3-6 g daily
- Powder
- 1-2 g daily
- Acute use
- 1-2 weeks
- Chronic use
- As part of formulas up to 1 month
- Maximum
- Preferred short use
- Children
- Safe for children with digestive problems. Popular in pediatric formulas.
Forms of preparation
Add in the last 5 min of the decoction to preserve volatile oils. Crush beforehand.
Digestion, nausea, pregnancy
Crush 1-2g. Take with warm water. Do not boil.
Fast digestive action
Approximate doses from the literature; they are not a prescription. Consult a professional.
Active compounds
Essential oils (borneol, bornyl acetate, camphene) and flavonoids
Bicyclic monoterpenes · Flavoring, Qi regulator, antiemetic
TRPA1 receptor stimulation, GI motility modulation · 3-8% in essential oil
Monoterpenes · Carminative, moisture flavoring
Stimulation of digestive secretion, smooth muscle relaxation · 1-4%
Flavonoids · Anti-inflammatory, gastroprotective
NF-κB inhibition, gastric mucosal protection · 0.1-0.5%
Heteropolysaccharides · Immunomodulator, gastroprotective
Intestinal microbiota modulation, mucosal barrier · 5-10%
Harvesting and processing
- Harvest
- Summer-autumn (July-September), when the fruits ripen
Amomum villosum fruits harvested ripe. They are dried in the sun or with gentle heat. The whole fruits are added at the end of the decoction (后下 hòu xià).
Dried whole fruits. They are lightly crushed before adding to the decoction (last 5 minutes).
Formulas it appears in
Health notice. Educational and study content. It describes concepts of Traditional Chinese Medicine and does not replace diagnosis or treatment by a healthcare professional. Needling, medicinal herbs and invasive techniques must be applied by trained professionals. Safety guide.
