What is Wu Wei Zi?
Wu Wei Zi is the dried ripe fruit of
Schisandra chinensis (Turcz.) Baill. It is customarily called "
northern Schisandra".
Wuweizi is picked in autumn when the fruits are ripe, dried in the sun, or steamed and dried in the sun, with the stems and impurities removed. Tang and other "new revisions of the Materia Medica" contain "five flavors of sweet and sour skin and flesh, hard in the core, all have a salty taste", so the name of the five flavors. It is divided into two species: northern and southern. It was first listed in the Divine Husbandman's Classic of the Materia Medica as a top-grade herbal medicine, which can nourish and strengthen the body and has a high medicinal value.
Morphological characteristics of Wu Wei Zi
The deciduous leaves of Wu Wei Zi are woody vines, glabrous except for young leaves abaxially pilose and bud scales ciliate; young branches reddish brown, old branches grayish brown, often wrinkled and flaking. Leaves membranous, broadly elliptic, ovate, obovate, broadly obovate, or suborbicular, (3)5-10(14) cm long, (2)3-5(9) cm wide, apex acute, base cuneate, distal margin sparsely shallowly serrate with callus, entire near the base; lateral veins 3-7 on each side, reticulate veins slender and inconspicuous; petiole 1-4 cm long, both sides decurrent into very narrow wings due to leaf base.
Pedicel of male flowers 5-25 mm long, with narrowly ovate, 4-8 mm long bracts below middle, tepals pink or pink, 6-9, oblong or elliptic-oblong, 6-11 mm long, 2-5.5 mm wide, narrower outside; stamens ca. 2 mm long, anthers ca. 1.5 mm long, without filaments or outer 3 stamens with very short filaments, connective concave or slightly convex with blunt apices; stamens only 5 (6), adnate to each other, erect and arranged at the tip of the columnar receptacle ca. 0.5 mm long, forming a subobovoid staminal cluster.
The pedicels of female flowers are 17-38 mm long and the tepals are similar to those of male flowers; the gynoecium is subovoid, 2-4 mm long, carpels 17-40, and the ovary is ovoid or ovate-ellipsoidal with a cockle-shaped stigma that decreases into a 1-3 mm appendage at the lower end.
Aggregate fruit 1.5-8.5 cm long, aggregate fruit stalk 1.5-6.5 cm long; small berries red, subglobose or obovoid, 6-8 mm in diameter, pericarp with inconspicuous glandular dots; seeds 1-2, reniform, 4-5 mm long, 2.5-3 mm wide, light brown, seed coat smooth, hilum distinctly concave into U shape. May-July, fr.
Growth environment of Wu Wei Zi
Wuweizi grows in ravines, beside streams, and on mountain slopes at altitudes of 1200-1700 meters.
Wu Wei Zi prefers slightly acidic humus soil. The wild plant grows in mountainous areas in mixed woods, forest margins or bushes in ravines, and twines around other forest trees. Its drought tolerance is poor. Under natural conditions, Wu Wei Zi Schisandra develops best on fertile, well-drained soil with the right balance of moisture.
Wu Wei Zi benefits
Wu Wei Zi herb
Astringent, astringent, beneficial to Qi, nourishing the kidney and heart
Wu Wei Zi is the mature fruit of Wu Wei Zi, which is aromatic, sour and sweet, warm in nature, and belongs to the lung, heart, and kidney meridians, with the efficacy of astringency and astringency, benefiting qi and generating fluid, tonifying the kidney and nourishing the heart.
| Effects | Description |
| Astringent and fixing astringency | Wu Wei Zi is sour and sweet, warm in nature, enters the lung meridian, has the effect of the astringent and astringent, astringent lung to stop coughing, commonly used for long coughing and deficient asthma. |
| Benefiting qi and generating body fluid | Wu Wei Zi is sour and sweet, sweet benefits qi, sour can produce fluid, has the effect of benefiting qi and producing fluid to quench thirst, often used to improve and relieve symptoms such as qi deficiency and fluid injury, body tiredness and sweating, shortness of breath. |
| Tonifying the kidney and nourishing the heart | Wu Wei Zi enters the heart and kidney meridians, tonifies the kidneys and nourishes the heart. It is often used for palpitations, asthma and cough, kidney qi deficiency, seminal emission, frequent urination and prolonged diarrhea. |
Wu Wei Zi TCM
Schisandra Wu Wei Zi
Source
Wu Wei Zi is the dried ripe fruit of Schisandra chinensis (Turcz.) Baill. or Schisandra sphenanthera Rehd. et Wils. of Magnoliaceae. The former is commonly known as "Bei Wu Wei Zi" and the latter is commonly known as "Nan Wu Wei Zi". The fruits are picked in autumn when they are ripe, dried in the sun, or steamed and dried in the sun, with the stems and impurities removed.
Characteristic
North Schisandra is irregularly spherical or oblate, with a diameter of 5 to 8 mm. surface is red, purple-red, or dark red, crinkled, showing oil, some surfaces are black-red or appear "white" white cream. Flesh soft, seeds 1 to 2, kidney-shaped, brownish yellow surface, glossy, thin, and brittle seed coat. Flesh gas is slight, and tastes sour; seeds broken, aromatic, taste pungent, and slightly bitter.
The grains of southern Schisandra are smaller, brownish red to dark brown on the surface, shriveled, and wrinkled, and the flesh often clings to the seeds.
Identification
Cross-section
The exocarp of Wu Wei Zhi is composed of one row of square or rectangular cells with a slightly thick wall, covered with cuticles and scattered with oil cells; the mesocarp is composed of more than 10 rows of thin-walled cells containing starch grains and scattered with small outer tough vascular bundles; the endocarp is composed of one row of small square thin-walled cells. The outermost layer of the seed coat is composed of one row of radially extended stone cells with thick walls and dense pores and pore grooves; below it are several rows of round-like, triangular, or polygonal stone cells with large pores; below the stone cell layer are several rows of thin-walled cells with vascular bundles at the seed ridge; the oil cell layer is composed of one row of rectangular cells containing brownish-yellow oil droplets; furthermore, there are three to five rows of small shaped cells; the inner epidermis of the seed coat is composed of one row of small cells with slightly thick walls and endosperm cells containing fat Oil droplets and paste powder particles.
Power
The powder of Wu Wei Zu is dark purple. The surface view of seed coat epidermal stone cells was polygonal or long polygonal, 18~50 μm in diameter, with thick walls, very fine pore grooves, and dark brown material in the cell cavity. The inner layer of seed coat stone cells was polygonal, round-like, or irregular, about 83 μm in diameter, with slightly thick walls and large pores. The pericarp epidermal cells are polygonal in surface view, with slightly pendulous thickened walls and keratinous lines on the surface; oil cells are scattered in the epidermis. The mesocarp cells are crinkled, containing dark brown material and starch grains.
Take 1g of Wuweizi Chinese herb powder, add 20 ml of chloroform, heat reflux for 30 minutes, filter through, evaporate the filtrate, add 1 ml of chloroform to dissolve the residue, and use as the test solution. Take 1g of Schisandra chinensis control herb and make the solution of control herb by the same method. Then take Schisandra chinensis A.C. control, and add chloroform to make a solution containing 1mg per 1ml, as the control solution. According to the test of thin layer chromatography (Appendix VI B), aspirate 2μl of each of the above three solutions, point on the same silica gel GF254 thin layer plate, petroleum ether (30-60℃)-ethyl formate-formic acid (15:5:1) upper layer solution as the unfolding agent, unfold, remove, dry, and place under UV light (254nm) to examine. In the chromatogram of the test article, the spots of the same color were shown in the corresponding positions of the chromatogram of the control herb and the control article.
Wu Wei Zi capsules
Wu Wei Zi capsules have the effects of astringent and astringent, benefiting Qi and generating fluid, tonifying the kidney, and nourishing the heart. It is commonly used in the treatment of symptoms such as prolonged coughing and deficiency asthma, dream emission and slippery sperm, and urinary emission and frequency. In addition, the Wu Wei Zi capsule has the effects of strengthening the heart and spleen, restoring the function of the heart and spleen, and promoting the regeneration of qi and blood. Schisandra chinensis is the dried and ripe fruit of Schisandra chinensis, family Magnoliaceae. In addition, Schisandra has no obvious toxicity, but individual patients have shown burning in the stomach, acidity, and stomach pain after taking the medicine.
Fu Fang Wu Wei Zi Capsules
| Functions and indications | Astringing the lung and tonifying the kidney, nourishing the heart and calming the mind. Used for insomnia, palpitation, spontaneous sweating, night sweating and other symptoms. |
| Usage and dosage | Take orally, 2-3 capsules once, 3 times a day. |
| Precautions | Do not use if you are pregnant or breastfeeding. If symptoms persist or become worse, consult a physician. |
Shen Qi Wu Wei Zi Wan
Shen Qi Wu Wei Zi Wan has the function of nourishing Yin, tonifying the kidney, and filling the marrow. It can treat deficiency of kidney energy and all kinds of deficiency and strain, manifesting soreness and weakness of the waist and knees, dizziness and tinnitus, memory loss, forgetfulness, and general weakness. Wu Wei Zi Wan is composed of Wu Wei Zi, Bai Fu Ling, Che Qian Zi, Cistanches, Ba Ji Tian, and Cuscuta. Just take the dose according to the instructions. During the treatment period, more physical exercise, regular life, and more consumption of black food can also play a role in kidney supplementation, food therapy, and drug treatment with each other, the effect is better.
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