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L-tryptophan powder

L-tryptophan powder

Regular price CHF 19.50
Regular price Sale price CHF 19.50
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40g tryptophan

L-tryptophan is an essential amino acid found in various foods and plays an important role in the body. Here are some of the potential effects of L-tryptophan on the body:

Serotonin production : L-tryptophan is a precursor to serotonin, a neurotransmitter responsible for regulating mood, sleep, and emotional well-being. Adequate intake of L-tryptophan can increase serotonin production in the brain and help improve mood and reduce stress and anxiety.

Sleep regulation : Since L-tryptophan promotes the production of serotonin, it can also help regulate the sleep-wake cycle. Serotonin is converted in the body into the sleep hormone melatonin, which is responsible for regulating sleep and the circadian rhythm. Taking L-tryptophan can improve sleep quality and relieve sleep disorders such as insomnia.

Stress Relief : L-tryptophan may help reduce stress levels by decreasing the production of stress hormones like cortisol and increasing the availability of serotonin in the brain. This may help increase stress resistance and reduce the effects of chronic stress on the body.

Appetite control : L-tryptophan may play a role in regulating appetite, as serotonin is also involved in controlling hunger and satiety. Adequate intake of L-tryptophan may help regulate appetite and reduce cravings for certain foods, especially carbohydrates.

Neurotransmitter balance : In addition to serotonin production, L-tryptophan may also contribute to the synthesis of other important neurotransmitters, including melatonin, the sleep hormone, and niacin (vitamin B3), which plays a role in energy metabolism and cellular health.

Using L-tryptophan as a dietary supplement may help improve mood, regulate sleep, reduce stress, control appetite, and support overall neurological health.

100% natural L-tryptophan in its pure form, according to the principles of
orthomolecular medicine. Certified (quality: PHEUR)

Fischer Supplements offers over-the-counter products in accordance with the provisions of the Swiss Food Law. Food supplements can help meet the body's nutritional needs and support health and well-being. It is recommended that you discuss taking food supplements with a doctor, naturopath or nutritionist to ensure that they are suitable for your specific needs and do not interact with other medications or food supplements, especially if you are pregnant, breastfeeding or have a specific medical condition.


  • Premium raw materials as pure substances
  • Direct purchase from leading manufacturers
  • Avoidance of any additives and auxiliary substances
  • Independent laboratory tests of the raw materials for: ammonia, sulfates, pH value, iron, loss on drying, residue on ignition, pyrogens, heavy metals, arsenic, lead, mercury, cadmium, total bacterial count, yeast & mold, coliform bacteria, salmonella, staphylococci and other amino acids.
  • Bottled in sealed pharmaceutical brown glass
  • Ecological packaging process
  • Raw material storage in pollutant-free special containers
  • All products are free from: release agents, flow agents and preservatives, artificial colors and flavors, added sugar and sweeteners and free from allergens and genetic engineering.
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