This product is sold exclusively as a food supplement. It is not a medicine. Its use is based on traditional TCM applications.
Main benefits
The Synergy Effect:
Weinsch L-Tyrosine 500mg (Kidney Yang and Ming Men Fire Depletion, Heart and Spleen Qi Deficiency with Cognitive Burnout, Liver Qi Stagnation with Melancholy and Adrenal Exhaustion) provides pure, unbound L-Tyrosine to support catecholamine neurotransmitter synthesis, thyroid hormone production, and cognitive performance under acute environmental or psychological stress. Each daily serving of 1 to 2 vegetable capsules supplies 500 mg to 1000 mg of free-form L-Tyrosine, taken preferably after meals. L-Tyrosine serves as the direct physiological precursor for the rate-limiting synthesis of L-DOPA, dopamine, norepinephrine, and epinephrine within central and peripheral adrenergic pathways. Under conditions of prolonged stress, sleep deprivation, or intensive mental demand, catecholamine reserves become depleted, leading to cognitive fatigue and diminished executive function; supplemental L-Tyrosine restores these neurotransmitter pools to maintain mental alertness, focus, and working memory. Furthermore, L-Tyrosine provides the essential aromatic backbone for iodination in the thyroid gland to form thyroxine (T4) and triiodothyronine (T3), supporting basal metabolic rate and adaptive thermogenesis. Formulated without common allergens (gluten-free, lactose-free, dairy-free, soy-free, yeast-free, and sugar-free) and tolerated by diabetics, this clean amino acid regimen creates optimal conditions for neurocognitive resilience, thyroid balance, and sustained mental drive.
Connection to Traditional Chinese Medicine:
From a TCM perspective, mental drive, sharp concentration, and adaptive vitality are governed by the Heart (which houses the Shen or Spirit), the Liver (which ensures the free flow of Qi and regulates stress), and the Kidneys (which store Pre-Heaven Essence and govern the Willpower or Zhi). When chronic mental stress, overwork, or emotional strain tax the body, Liver Qi stagnates, Kidney Jing is depleted, and Heart Fire flares while Heart Blood empties, resulting in cognitive burnout, brain fog, apathy, and scattered focus. L-Tyrosine acts energetically as a clear, uplifting, and transformative amino acid essence that nourishes the Brain/Marrow (Sui Hai), invigorates Liver Qi, and anchors the Shen by supporting the material basis of mental clarity. By tonifying Kidney Essence and dispersing mental stagnation in the Upper Jiao, this formula acts as a neurocognitive and motivational tonic that rekindles vital drive, sharpens the intellect, and strengthens constitutional resilience against stress.
Weinsch.com TCM: Herbal food supplements of Traditional Chinese Medicine origine according to European standards!
- 60 capsules per bottle
- 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
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.

