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- Rare and essential amino acid
- 250 mg of pure tryptophan per capsule
- Precursor for endogenous substances such as serotonin and melatonin
- Vegan & gluten-free
- No additives – contains only L-tryptophan in HPMC capsule shell
- Laboratory tested for heavy metals
- Small capsules, easy to swallow
- Contents: 90 capsules/servings
PURE Tryptophan Capsules – An essential amino acid
Tryptophan is an essential amino acid and serves as a precursor to various substances in the body. The PURE Tryptophan capsules from Edubily provide you with 250 mg of pure L-tryptophan per capsule – without any additives, or fillers.
This dosage aims at easy integration into the daily diet, because a certain amount of tryptophan is already absorbed through food.
Tryptophan as a biochemical precursor
Tryptophan is one of the rarer amino acids found in proteins, but often plays a crucial structural or functional role. For example, tryptophan and tyrosine residues contribute to the stable anchoring of membrane proteins in the cell membrane. Together with other aromatic amino acids, tryptophan is also involved in specific interactions between proteins and glycans—an aspect of particular interest in the field of cell communication and immune response.
In scientific contexts, tryptophan is also being studied as a component of biochemical processes, including synthesis pathways for compounds such as serotonin and melatonin, as well as the kynurenine pathway. Research is also discussing whether it can contribute to niacin (vitamin B3) metabolism under certain conditions.
Frequently Asked Questions & Answers from Edubily
What is the difference between tryptophan and L-tryptophan?
L-tryptophan is the correct chemical name, tryptophan is the short form.
Why do your capsules only contain 250 mg while others often have 500 mg?
In Germany, lower tryptophan dosages are legally used in dietary supplements than in medicines.
When should you not take L-tryptophan?
If you are taking medication or have existing health conditions, you should seek medical advice before taking L-tryptophan.
Nutritional values
| Contents | per serving (= 1 capsule) |
| L-tryptophan | 250 mg |
Ingredients
L-Tryptophan, Hydroxypropylmethylcellulose (capsule shell).
Recommended intake: Swallow 1 capsule daily with sufficient liquid.
Notes: Do not exceed the recommended daily intake. This product is not a substitute for a balanced and varied diet and a healthy lifestyle. Keep out of reach of small children. Store in a cool, dry place.
Quality & safety at the highest standard
Edubily attaches great importance to developing and manufacturing products based on scientifically sound principles. Their production takes place with experienced partners in Germany and Austria, who are regularly subject to unannounced inspections and are certified according to IFS Food and HACCP.Edubily thus meets strict hygiene and safety requirements. Furthermore, all products are tested again in independent laboratories for factors such as heavy metals, nutrient content, and possible contaminants. Edubily's goal is not to simply offer any nutritional supplements, but rather safe and effective ones that promote health and well-being through well-thought-out formulations and continuous development. This way, fitness athletes and health-conscious individuals can be assured of receiving a high-quality, responsibly designed product.