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Certified ingredients

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Certified ingredients

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Free shipping from €49.95

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Response within 24 hours

Main benefits
  • Pattern Identification: Traditionally used for the TCM pattern of "Kidney Yin and Essence Deficiency," a deeper level of depletion than simple Yin deficiency, often involving the Marrow and constitutional foundation.​

  • Restore the Left: The name translates to "Restore the Left [Kidney] Pill," reflecting the classical TCM view that the Left Kidney is the foundation of Yin and Essence, while the Right Kidney is the gate of Yang.​

  • Pure Tonification: Unlike Liu Wei Di Huang Wan, which combines tonifying and draining herbs, Zuo Gui Wan is a "pure tonic" formula. It abandons the "three draining" herbs (Ze Xie, Mu Dan Pi, Fu Ling) to focus entirely on enriching the body's vital substances without any downward-draining action.​

  • Essence Enrichment: Features Shu Di Huang (Prepared Rehmannia) as the sovereign herb to strongly nourish Kidney Yin and Essence. This is reinforced by Shan Zhu Yu (Cornus) and Gou Qi Zi (Lycium) to nourish the Liver and Kidneys and improve visual acuity.​

  • Animal-Based Potency: Uniquely includes animal-derived ingredients like Lu Jiao Jiao (Deer Antler Glue) and Gui Ban Jiao (Tortoise Shell Glue). In TCM, these are considered "flesh and blood" products that are exceptionally powerful for tonifying the Essence, Marrow, and deep constitutional Yin.​

  • Yang Within Yin: Includes mild Yang-supporting herbs like Tu Si Zi (Dodder Seed) and Lu Jiao Jiao to "seek Yin within Yang," ensuring that the generation of Yin is active and vital rather than stagnant.​

  • Strengthening Foundation: Contains Shan Yao (Chinese Yam) to support the Spleen and Niu Xi (Achyranthes) to strengthen the lower back and knees, guiding the formula's action to the lower body.​

  • Classical Heritage: Created by the Ming Dynasty physician Zhang Jing-Yue (in Jing Yue Quan Shu, 1624 AD), this formula represents the "pure tonification" school of thought, preferred when deficiency is severe and there is no accompanying dampness or excess fire.


Weinsch TCM: Herbal dietary supplements of Traditional Chinese Medicine origine according to European standards!

  • Strength 10:1
  • 120 tablets per bottle
  • Double or Triple the strength as regular brands
  • Less fillers and binders
  • No pharmaceuticals or dyes
  • Thorough lab testing (heavy metals, pesticides etc.)
  • Always made in controlled cGMP certified facility
  • Unbeatable value
  • European brand
TCM traditional Chinese Patents do not work immediate, it takes some time before you (and your organs) will experiences the benefits. We advice always to use minimum 1 packing and then evaluate with your prescriber!
This product is a dietary (food) supplement, to be taken as directed by a qualified practitioner. It is not intended to treat, cure, diagnose or prevent any disease. Not to replace a varied diet. Not to be taken if nursing or if pregnant. Not to be consumed continuously for longer than 3 months.


Weinsch Yin Vitality Extra Strong is based on the classical Zuo Gui Wan ("Restoring the Left [Kidney] Pill"), first recorded in the Ming Dynasty text Jing Yue Quan Shu by Zhang Jingyue. In the context of traditional Chinese herbal history, this specific combination of botanicals (including Rehmannia and Lycium) was described as a method to "nourish the True Yin" and "fill the Essence" (Jing) within the TCM theoretical framework. These descriptions refer exclusively to the traditional characterization of the ingredients within the Chinese herbal paradigm and do not refer to modern anatomical structures or verified physiological effects.

1
Osteoporosis and Bone Health
https://www.frontiersin.org/journals/endocrinology/articles/10.3389/fendo.2022.878963/full

Please note: This summary is a concise interpretation of the original article; please refer to the source for the full context and details.

A. Glucocorticoid-Induced Osteoporosis (GIOP)

Study: A 2022 research article in Frontiers in Endocrinology investigated the effects of Zuo Gui Wan aqueous extract on spinal GIOP in rats.

Findings:

  • Zuo Gui Wan improved vertebral bone microarchitecture and biomechanics in rats treated with glucocorticoids.It enhanced osteogenic differentiation of bone marrow-derived mesenchymal stem cells (BMSCs).

  • Mechanistically, Zuo Gui Wan regulated autophagy-associated genes (mTORC1, Beclin-1, ATG12, ATG5, LC3) and the transcription factor Runx2, and activated the microRNA let-7f pathway.

  • The study concluded that Zuo Gui Wan could significantly ameliorate bone deterioration in GIOP, providing an experimental basis for its clinical use in osteoporosisd


2
Ovariectomy-Induced Osteoporosis and the Gut-Bone Axis
https://pmc.ncbi.nlm.nih.gov/articles/PMC11786422/

Please note: This summary is a concise interpretation of the original article; please refer to the source for the full context and details.

Study: A 2025 study (PMC11786422) explored the relationship between Zuo Gui Wan, osteoporosis, and gut microbiota in ovariectomized mice.

Findings:

  • Zuo Gui Wan improved bone microstructure and altered the diversity and composition of gut microbiota, notably the Firmicutes/Bacteroidetes ratio.

  • Specific bacterial groups correlated with improved serum calcium and phosphorus, suggesting a gut-bone axis mechanism for Zuo Gui Wan’s anti-osteoporotic effects


3
Metabolic Health and Glucose Tolerance
https://pmc.ncbi.nlm.nih.gov/articles/PMC6036835/

Please note: This summary is a concise interpretation of the original article; please refer to the source for the full context and details.

Study: A 2018 study (PMC6036835) used high-glucose loaded mouse embryos to model impaired glucose tolerance (IGT)

Findings:

Zuo Gui Wan reversed high-glucose-induced downregulation of ribosome pathway genes, preventing embryo cell death. It promoted sugar metabolism via the tricarboxylic acid cycle by upregulating genes in the respiratory chain and oxidative phosphorylation.

These results suggest a protective effect on glucose metabolism and mitochondrial function


4
Drug Metabolism and Safety
https://pmc.ncbi.nlm.nih.gov/articles/PMC9439930/

Please note: This summary is a concise interpretation of the original article; please refer to the source for the full context and details.

Study: A 2022 study (PMC9439930) evaluated the effects of Zuo Gui Yin Decoction (a related formula) on cytochrome P450 (CYP450) enzymes in rats.

Findings: Zuo Gui Yin induced CYP2C11 and CYP3A1 (rat analogs of human CYP2C19 and CYP3A4), which are important for drug metabolism. No significant changes were observed in other CYP450 isoforms.

The study suggests that Zuo Gui formulas may interact with drugs metabolized by these enzymes, highlighting the need for caution in polypharmacy


For Yin Vitality, take 3 tablets 2 times per day. These should be taken before or after meal.

Total pieces in package: 120 tablets

Dosage: 3 tablets

Frequency: 2 times a day before or after meal


Side effects

Cold Sensation

Digestive discomfort

Fatigue & Weakness

Heaviness

Hormonal Sensitivity

Low Appetite

Mild dizziness or headache


Allergies

Individuals allergic to any of the herbal ingredients should avoid use. Discontinue immediately if any allergic reactions, such as rash, itching, or swelling, occur.

Berry Sensitivity

Boraginaceae Family

Scrophulariaceae Family

Seed or Pollen Sensitivity

Solanaceae Family

Yam or Tuber Sensitivity


Avoid medicine interactions

Blood Thinners and Antiplatelet Agents

Diabetes Medications

Diuretics

Hormonal medications

Immunosuppressants

Sedatives or CNS-Acting Drugs

Strong Tonic Herbs or Supplements


Precautions

Discontinue use if allergic reaction occurs.

Do not use in combination with cold medicines.

Consult your herbalist or physician before use if you are taking other medications or receiving other medical treatments.

Consult your herbalist or doctor before use if you have high blood pressure, or if you are children, old or very weak.

Keep out of reach of children.

Do not use when you have a fever.


Indemnification

This product is a dietary supplement, and should only be used as prescribed by a qualified acupuncturist, herbalist, phyto- or TCM therapist. This product is not intended to diagnose, treat, prevent or cure any disease. Always consult a qualified doctor or healthcare professional before using this. A healthy lifestyle is important, as is a varied, balanced diet, for which supplements are not a substitute.

TCM traditional Chinese Patents do not work immediate, it takes some time before you (and your organs) will experiences the benefits. 1 packing adviced and then evaluate with your prescriber!

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