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So, now back to the description of the herbal mixture.
Chinese Herbal Blend: Weidinger W20 - Strong Back, Strong Essence
Mixture according to Dr. med. Georg Weidinger from his book "Die Chinesische Hausapotheke" (published by Goldmann Verlag), book page 523. (Order book online at Amazon).
Note on the product name:
W20 means „strong back, strong essence“ - but don't let the name mislead you.
This herbal blend has a much wider range of applications than the name suggests.
It not only strengthens the back, but also the entire kidney energy - the foundation of your vitality.
WHAT MAKES W20 SPECIAL?
The rare thing: Strengthens kidney yang AND kidney yin
Most formulas strengthen either the yang (heat, drive) or the yin (substance, cooling).
W20 does both!
Kidney Yang: Gives you warmth, drive, combats cold and weakness
Kidney Yin: Nourishes the substance, the blood, the essence (Jing)
It's like charging a battery AND regenerating the battery at the same time.
TCM MEETS MODERN SCIENCE
Main active ingredients
Du Zhong (Eucommia ulmoides) - 40%
Main active ingredient: Chlorogenic acid (0.08-5.5%)
Chlorogenic acid supports bone health by promoting osteoblast differentiation and has an antioxidant effect via the Nrf2 pathway. Studies also show a significant reduction in cortisol levels (stress hormone).
TCM effect: Strengthens kidneys and liver, strengthens bones and tendons, tonifies Yang.
Ba Ji Tian (Morinda officinalis) - 20%
Main active ingredients: Iridoid glycosides (1-2%)
The iridoid glycosides (monotropein, deacetylasperulosidic acid) support the hormone system and immune function. They have an anti-inflammatory effect by inhibiting NF-κB and MAPK signaling pathways.
TCM effect: Tonifies kidney yang, strengthens bones and tendons, dispels wind dampness.
Tu Si Zi (Cuscuta chinensis) - 15%
Main active ingredients: Flavonoids (~3%)
Rich in flavonoids such as quercetin, kaempferol and rutin. These support the reproductive function by regulating the HPG axis, strengthen the immune system and have an antioxidant effect.
TCM effect: Tonifies Kidney Yang AND Kidney Yin (rare!), nourishes the liver, preserves Jing (essence).
Gu Sui Bu (Drynaria fortunei) - 15%
Main active ingredient: naringin
Naringin promotes osteoblast activity and accelerates bone healing via BMP-2 signaling. Studies show an improvement in bone density and bone regeneration.
TCM effect: Strengthens kidneys, promotes bone healing, relieves lower back pain, activates blood.
Chuan Niu Xi (Cyathula officinalis) - 10%
Main active ingredients: Ecdysteroids (Cyasterone)
Ecdysteroids have an anti-inflammatory effect by inhibiting TNF-α, IL-6 and COX-2. They support bone and joint health and modulate the immune system.
TCM effect: Tones the liver and kidneys, strengthens tendons and bones, moves blood, relieves blood stagnation.
Synergies:
The combination of these 5 herbs strengthens both kidney yang (heat, drive) and kidney yin (substance, cooling) - a rare property in TCM. Together they support bone health, blood circulation, the immune system and hormonal balance.
HOW DOES W20 WORK?
Not quick energy - but deep regeneration.
W20 is not a treatment for symptoms.
It is a root canal treatment.
You won't feel an immediate energy boost like after coffee.
But after 2-3 weeks you realize:
- Your hands and feet get warmer
- Your back feels more stable
- The leaden 5 p.m. tiredness wears off
- You have more basic energy - not just drive, but substance
APPLICATION & DOSAGE:
Consumption recommendation
2x daily 4-6 tablets (morning and evening)
Duration of use
As a cure: At least 4-6 weeks
For chronic fatigue: 3-6 months
For prevention: Daily in winter, as required in summer
Best combined with:
- Warm water or ginger tea
- In the morning on an empty stomach
- In the evening before going to bed
Tip: Useful combinations with other TCM herbal mixtures
- W20 + W08: When exhaustion and cold are accompanied by digestive problems—flatulence, loose stools, nocturnal urge to urinate. W20 strengthens the essence, W08 warms the center.
- W20 + W19: If you feel both cold and internal heat—e.g., cold feet but night sweats. W20 strengthens the yang, W19 nourishes the yin for complete kidney restoration.
- W20 + W32: If back pain or joint problems are weather-dependent—worse in cold, windy, or damp conditions. W20 strengthens the bones, W32 removes blockages.
Not sure which combination is right for you? Use our free TCM analysis.
CONTENTS & INGREDIENTS:
240 tablets (sufficient for 20-40 days depending on dosage)
Ingredients:
| Pinyin | Latin name | German designation | Percent % | 6 tabs (3 g) |
| Ba Ji Tian | Rx. Morindae | Morinda root | 20,0 | 0,6 |
| Chuan Niu Xi | Radix Cyathulae | Cyathula root | 10,0 | 0,3 |
| Du Zhong | Cortex Eucommiae Ulmoidis | Chinese gutta-percha bark | 40,0 | 1,2 |
| Gu Sui Bu | Rhiz. Drynariae | Drynaria rootstock | 15,0 | 0,45 |
| Tu Si Zi | Sm. Cuscutae Sin. | Chinese devil's twine seeds | 15,0 | 0,45 |
Notes:
Only the highest quality herbs from Chinese medicine have been selected for the formulations of these food supplements to ensure maximum health benefits. They contain only over-the-counter herbs and are used as a dietary supplement.
Food supplements are not intended as a substitute for a balanced and varied diet and a healthy lifestyle. Do not exceed the recommended daily intake. Keep out of the reach of small children. Store away from light and at room temperature. For an accurate diagnosis, and especially for pregnant and breastfeeding women, we recommend consulting a therapist specializing in Chinese medicine or your family doctor.
Health topics:
Exhaustion & Energy | Bones & Joints | Women's Health | Men's Health | Fit in Old Age | Winter Strengthening

























Esther Rickenbach -
I already have a good effect
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Anita Ulrich Badertscher -
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Anne-Katrin -
See above W08
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Anonymous -
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Therese L. -
Does you good
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Klaus-Jürgen -
Fast and uncomplicated delivery. Highly recommended!
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markus z. -
super product helps me good
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Sarah V. -
I find the effect very good and also interesting. However, the supplied description is poor.
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