

"Very quick delivery. Used 3 times, each order arrived the next day before 12:00. Product quality is exactly as described."
"Reliable & original products, with fast next day delivery. Have been using Welzo for over a year now."
"Welzo is great, lots of support from customer service who are easy to get a hold of and quick delivery."
L -tyrozyna 500 mg, 100 kapsułek - formuły jarrow
Zwiększ funkcję mózgu za pomocą formuł Jarrowa L-tyrozyny 500 mg kapsułek.
Quantity
100% Money back guarantee, no questions asked
Secure Transaction
Zwiększ funkcję mózgu za pomocą formuł Jarrowa L-tyrozyny 500 mg kapsułek. Jako kluczowy składnik białka dietetycznego L-tyrozyna służy jako prekursor ważnych neuroprzekaźników, takich jak norepinefryna, epinefryna i dopamina. Te neuroprzekaźniki odgrywają kluczową rolę w regulacji nastroju, skupienia i funkcji poznawczych. Nasz suplement zawiera czystą krystaliczną L-tyrozynę, zapewniając maksymalną wchłanianie i skuteczność. Podnieś zdrowie mózgu za pomocą formuł Jarrowa L-tyrozyny 500 mg kapsułek, doskonały wybór do wspierania syntezy neuroprzekaźników mózgu.
- GTIN
- 790011150015
- Manufacturer
- Jarrow Formulas
- Best buy
- 6 to 24 months+
United Kingdom & Rest of the World Shipping Details:
Same day dispatch for orders placed by 2pm (Orders after 2pm dispatched next working day).
Free shipping on orders over £50 to the UK.
Returns: Our products are meant to make you feel healthy and at your best. If you need to return your item, you can do so free of charge within 14 days in the same original and unopened packaging. Subject to T&C's.
Welzo is a UK-based health platform. Orders ship from the UK.
Please consult the product packaging for accurate instructions on how to use the product.
| Supplement Facts | ||
| Serving Size: 1 Capsule | ||
| Servings Per Container: 100 | ||
| Amount Per Serving | % DV | |
| L-Tyrosine | 500 mg | |
| Daily Value not established. | ||
The Active Ingredient Is: L-Tyrosine (Pure crystalline)
L-Tyrosine is an essential amino acid the body uses to synthesise key brain chemicals. This product contains crystalline pure L-Tyrosine, designed for quality and allergen safety. The capsule uses bovine gelatin and common inactive ingredients to keep capsule integrity.
This form is described as crystalline pure L-Tyrosine and is represented as the primary active nutrient in this product.
What Does L-Tyrosine Do?
L-Tyrosine provides raw material for the production of catecholamine neurotransmitters, which are involved in brain signalling and mental function. It supports its role in normal neurotransmitter production and brain health processes.
This mechanism aligns with its described use as a precursor supplier to dopamine and related compounds, contributing to daily mental performance and resilience during stressful times.
This product is not intended to diagnose, treat, cure, or prevent any disease.
Jarrow Formulas is Welzo picked for L-Tyrosine because our medical team spotted a science-led brand with a solid track record of quality and safety in its formulations. The brand is recognised for its careful, evidence-based approach to supplement design and its strong market presence, earning positive consumer trust across the sector. This credibility is reinforced by their commitment to making non-GMO, allergen-conscious products, which aligns with Welzo’s emphasis on transparency and safety.
Brand-specific quality is a core strength of Jarrow Formulas. The manufacturer is known for thorough formulation standards and a philosophy of thoughtful crafting to preserve potency and purity. Our evaluation also highlights their emphasis on transparent ingredient sourcing and science-driven formulations, which supports consistent product quality and reliability. You can discover more about how we assess our suppliers via our medical team and how we uphold our standards at our ingredient quality and purity standards.
This brand stands out in our selection for L-Tyrosine due to its tested, transparent approach to producing a reliable, well-supported supplement. Welzo’s vetting framework blends expert review and ongoing quality checks to ensure Jarrow Formulas stays a trusted partner for this category.
Part of the Welzo System™
Test, supplement, enhance, and move, all in one place.
Frequently Asked Questions
Everything you need to know about this product.






