Herb

Ju He

Tangerine seed | 橘核

Also known as:

Tangerine pip , Citrus seed , Mandarin seed

Ju He

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Properties

Qi-regulating herbs (理气药) · Neutral

Traditionally supports*

Hernia Support Breast Health Testicular Health Lower Abdominal Pain Relief

Parts Used

Seed (种子 zhǒng zǐ / 子 zǐ / 仁 rén)

*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

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About This Herb

Traditional Chinese Medicine background and properties

Herb Description

Tangerine seed is the dried seed of the common mandarin orange, used in Chinese medicine primarily to relieve pain and reduce swelling caused by Qi stagnation along the Liver channel. It is best known for treating hernia pain, testicular swelling, and breast lumps. First recorded in the Rì Huá Zǐ Běn Cǎo during the Five Dynasties period, it has been a go-to herb for hernia-related conditions ever since.

Herb Category

Qi-regulating herbs (理气药)

Main Actions

  • Moves Qi
  • Dissipates Nodules and Softens Hardness
  • Alleviates Pain

How These Actions Work

'Regulates Qi' (理气) means Jú Hé helps move stagnant Qi, particularly in the Liver channel. The Liver channel wraps around the genitals and passes through the lower abdomen and breast area. When Liver Qi becomes stuck, it can cause swelling and pain in these regions. Jú Hé's bitter flavour has a natural descending and dispersing quality that helps unblock this stagnation, relieving distension and discomfort in the lower abdomen, groin, and chest.

'Dissipates nodules and softens hardness' (散结) means this herb can help break up lumps and masses that form when Qi stagnation persists. In TCM, when Qi stays stuck for a long time, it can condense into physical lumps or swellings. This is why Jú Hé is used for conditions like breast lumps, testicular swelling, and hardened masses in the lower abdomen. It works by restoring the smooth flow of Qi so that accumulated tissue can gradually soften and disperse.

'Alleviates pain' (止痛) refers to Jú Hé's ability to relieve pain caused by Qi stagnation, especially along the Liver channel pathway. This makes it particularly useful for hernial pain (sharp or dragging pain in the groin and lower belly), testicular pain, and breast tenderness. Pain relief comes as a natural consequence of moving the stuck Qi that was causing the discomfort in the first place.

Patterns Addressed

In TCM, symptoms cluster into recognizable patterns of disharmony that reveal what's out of balance in the body. Ju He is traditionally associated with these specific patterns.

The following describes this herb's classification within Traditional Chinese Medicine theory and is provided for educational purposes only.

Why Ju He addresses this pattern

Cold Stagnation in the Liver Channel occurs when cold pathogenic factors invade and obstruct the Liver channel, which encircles the external genitalia and traverses the lower abdomen. This causes Qi and Blood to congeal, producing sharp pain, swelling, and a dragging sensation in the groin and scrotum. Jú Hé enters the Liver channel and regulates Qi flow, helping to disperse the stagnation. Its bitter taste has a descending quality that directs its action downward to the lower abdomen and genitals where this pattern manifests. While Jú Hé itself is neutral in temperature rather than warming, it is typically combined with warm herbs like Xiǎo Huí Xiāng or Ròu Guì to address the cold component.

A practitioner would look for one or more of these signs

Hernia

Inguinal hernia with pain radiating to the lower abdomen

Testicular Pain

Testicular swelling, hardness, or dragging pain

Lower Abdominal Pain

Cold sensation in the lower abdomen and groin

TCM Properties

Temperature

Neutral

Taste

Bitter (苦 kǔ)

Channels Entered
Liver Kidneys
Parts Used

Seed (种子 zhǒng zǐ / 子 zǐ / 仁 rén)

This is partial information on the herb's TCM properties. More detailed information is available on the herb's dedicated page

Product Details

Manufacturing, supplier, and product specifications

Product Type

Granules

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Botanical & Sourcing

Quality Indicators

Good quality Ju He seeds are plump, uniformly sized, and egg-shaped, about 0.8 to 1.2 cm long. The outer seed coat should be pale yellowish-white to light greyish-white and smooth, with a visible ridge line (seed raphe) along one side. The interior cotyledons should be yellowish-green and visibly oily when cut open. The seeds should have a faint oily aroma and a distinctly bitter taste. Avoid seeds that are shrivelled, discoloured (dark or mouldy), worm-eaten, or lacking the characteristic bitter taste. For the salt-processed form (Yan Ju He), seeds should show light yellow-brown scorching marks and have a slightly salty taste alongside the bitterness, with a fragrant aroma from roasting.

Primary Growing Regions

Ju He is collected from cultivated mandarin orange trees across southern and central China. Major producing regions include Zhejiang, Jiangxi, Fujian, Guangdong, Guangxi, Hunan, Hubei, Sichuan, Guizhou, and Yunnan provinces, as well as Taiwan. The seeds are typically a by-product of citrus processing and food factories. There is no single strongly designated dao di (terroir) region for Ju He specifically, though the same regions famous for high-quality Chen Pi (aged tangerine peel), particularly Xinhui in Guangdong (for Citrus reticulata 'Chachi') and Zhejiang, also produce high-quality seeds.

Harvesting Season

Autumn and winter, when the mandarin fruits are fully ripe. Seeds are collected during fruit consumption or from citrus processing facilities, then washed and sun-dried or oven-dried.

Supplier Information

Treasure of the East

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Miscellaneous Info

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Usage & Safety

How to use this herb and important safety information

Important Medical Disclaimer

The information provided here is for educational purposes only and is not intended as medical advice or to replace consultation with a qualified healthcare professional. This herb is a dietary supplement and has not been evaluated by the FDA. It is not intended to diagnose, treat, cure, or prevent any disease.

Always consult with a qualified healthcare provider, particularly if you are pregnant, nursing, have a medical condition, or are taking other medications. Discontinue use and consult your healthcare provider if you experience any adverse reactions.

Recommended Dosage

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Instructions for safe storage and consumption

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Traditional Dosage Reference

Standard

3–9g

Maximum

Up to 15g in acute cases of hernia or testicular swelling, under practitioner supervision. Some historical sources mention higher doses for external application as poultices for mastitis.

Notes

The standard dose of 3 to 9g applies to decoction use. For hernia and testicular swelling, the salt-processed form (Yan Ju He) is preferred, as salt processing is considered to enhance its ability to enter the Kidney channel and direct the herb's action downward to the lower body. Seeds should always be crushed (dao sui) before decocting to release the active constituents from the hard seed coat. When used in pill or powder form, a typical single dose is around 1 to 3g taken two to three times daily. For early-stage mastitis, historical sources suggest using approximately 15g (five qian) of lightly dry-fried seeds decocted in rice wine.

Processing Methods

Processing method

Clean tangerine seeds are mixed with salt water (2 kg salt per 100 kg seeds, dissolved in boiling water), allowed to absorb the liquid, then stir-fried over gentle heat until lightly yellow with a fragrant aroma. Crushed before use.

How it changes properties

Salt processing does not significantly change the herb's temperature, taste, or channel entry, but it enhances the herb's downward-directing action, guiding it more strongly into the Kidney channel and lower body. This strengthens Jú Hé's ability to treat hernia and testicular pain. The salt-processing also moderately enhances the herb's analgesic and anti-inflammatory effects according to modern pharmacological studies.

When to use this form

The salt-processed form is the standard clinical choice for treating hernia, testicular swelling and pain, and other lower abdominal conditions. It is the most commonly used form in modern practice, as Jú Hé is now used almost exclusively for lower body conditions. The raw form is preferred only when treating breast lumps or early-stage mastitis, where a downward-directing action is not needed.

Toxicity Classification

Non-toxic

Ju He is classified as non-toxic in the Ben Cao Gang Mu and Chinese Pharmacopoeia. It contains limonoids (limonin, obacunone, nomilin), flavonoids, coumarins, and fatty oils, none of which are considered toxic at standard medicinal doses. The primary safety concern is not toxicity but rather its strongly bitter taste, which can damage Stomach and Spleen function with excessive or prolonged use, leading to poor appetite and digestive discomfort.

Contraindications

Caution

Deficiency conditions (xu zheng): Ju He is only appropriate for excess-type patterns. Its bitter taste can significantly damage the Stomach's harmonious Qi, making it unsuitable for people with Spleen or Stomach deficiency.

Caution

Prolonged use: the bitter nature of this herb can injure the middle Qi (Spleen and Stomach function) over time. It should not be taken for extended periods without practitioner guidance.

Caution

Yin deficiency with Heat signs: as a Qi-moving herb, Ju He may further deplete Yin in patients who already have Yin deficiency patterns.

Special Populations

Pregnancy

No specific pregnancy contraindication is listed in classical or modern sources for Ju He. However, as a Qi-moving herb that acts on the Liver channel, it should be used cautiously during pregnancy. Qi-moving herbs have a theoretical risk of disturbing the fetus, particularly during the first trimester. Use only under practitioner supervision and at the lowest effective dose if needed during pregnancy.

Breastfeeding

No specific safety data exists for Ju He use during breastfeeding. Traditionally, Ju He has actually been used to treat early-stage mastitis (breast abscess), which is relevant to breastfeeding women. At standard doses, it is generally considered compatible with lactation. However, as with all medicinal herbs during breastfeeding, it should only be used under practitioner guidance.

Pediatric Use

Ju He can be used in children, particularly for pediatric inguinal hernia (a traditional indication). Dosage should be reduced proportionally based on age and body weight, typically one-third to one-half of the adult dose. Given its bitter taste and potential to damage digestive function, use should be short-term and under practitioner supervision. The salt-processed form (Yan Ju He) is generally preferred for clinical use in children.

Drug Interactions

No well-documented pharmaceutical drug interactions have been established for Ju He in modern pharmacological literature. The seeds contain limonoids (limonin, obacunone), coumarins, and flavonoids. Some coumarins found in citrus species are known to inhibit cytochrome P450 enzymes (particularly CYP3A4), which could theoretically affect the metabolism of drugs processed through this pathway. However, the specific coumarin content in tangerine seeds is low compared to grapefruit, and clinically significant interactions have not been reported at standard medicinal doses. Patients taking medications with a narrow therapeutic index should inform their healthcare provider before using Ju He.

Dietary Advice

When taking Ju He for hernia or lower abdominal conditions, avoid cold and raw foods that could contribute to cold accumulation in the lower abdomen. Warm, easily digested foods are recommended to support the Spleen and Stomach, since the herb's bitter nature can burden digestive function. Moderate consumption of warm rice wine may complement the herb's action, as classical recipes often combined Ju He with wine.

Cautions & Warnings

Although this formula is typically safe for most individuals, it may cause side effects in some people. Pregnant women, nursing mothers, postpartum women, and those with liver disease should use the formula with caution.

As with any Chinese herbal remedy, it is advisable to seek guidance from a qualified TCM practitioner before beginning treatment.