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Doctor’s Best L-Tyrosine, 500mg – 120 vcaps
Doctor’s Best L-Tyrosine, 500mg – 120 vcaps provides 500mg of L-tyrosine in each vegetable capsule. A stim-free amino acid that slots easily into a morning or pre-training routine, with a generous 120 capsules per bottle.
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Description
Doctor’s Best L-Tyrosine 500mg – Amino Acid Vcaps
Doctor’s Best L-Tyrosine 500mg is a straightforward L-tyrosine supplement with 500mg per vegetable capsule and 120 vcaps per bottle. Tyrosine is an amino acid the body makes from phenylalanine, and it is the precursor to dopamine, noradrenaline and adrenaline, as well as thyroid hormones. Rich food sources include cheese, soya, chicken and fish. It is a favourite with people who build custom caffeine-free stacks for demanding days.
Key Benefits
- 500mg per vcap – an easy, measured dose of L-tyrosine.
- Catecholamine precursor – the building block for dopamine, noradrenaline and adrenaline.
- Stimulant-free – contains no caffeine, so it suits caffeine-conscious users.
- Vegetable capsules – made with vcaps rather than gelatin.
- 120 capsules – a long-lasting bottle for regular use.
Who Is It For?
A good choice for gym-goers building their own pre-workout stack, busy professionals and students who prefer caffeine-free supplements, and anyone who likes to add individual amino acids to a balanced diet.
Why Choose Doctor’s Best?
Doctor’s Best, founded in California, focuses on science-based nutrition and is known for clear labelling and quality raw materials.
FAQs
Should L-tyrosine be taken on an empty stomach?
Many people take it before breakfast or before training, away from protein-rich meals. Check the label on your pack for the recommended directions.
How is it different from BioTechUSA L-Tyrosine?
Both supply L-tyrosine; this one uses vegetable capsules with a stated 500mg per capsule. Check each label for exact serving details.
Why Shop With Lotty8 Supps?
- Genuine, factory-sealed products – sourced through established UK sports-nutrition wholesale distribution. Never repackaged, never grey-market.
- Fast dispatch – orders placed before 1pm on a working day are dispatched the same day with Royal Mail Tracked 48.
- Low-cost UK delivery – £3.99 per order, free on orders over £100. See our Delivery & Returns page.
- Hassle-free returns – full details on our Delivery & Returns page.
- Top brands in one place – Applied Nutrition, BioTechUSA, SciTec, NOW Foods, Doctor’s Best and many more.
- Real people, real help – questions about a product or your order? Contact the Lotty8 team.
Food supplements should not be used as a substitute for a varied, balanced diet and a healthy lifestyle. Do not exceed the recommended daily intake. Keep out of reach of young children. Formulations and packaging can change – always read the label on the product you receive before use.
Take the serving on the label with water, ideally in the morning or before training. Speak to your GP or pharmacist before use if you take any medication, particularly thyroid, blood pressure or mood-related medication.
Always follow the directions on the product label. Do not exceed the recommended daily intake.
- Brand: Doctor's Best
- Product: L-Tyrosine
- SKU: P30642
- Category: Individual Amino Acids
- Strength: 500mg
- Pack size: 120 vcaps
- Product format: Vegetarian capsules
- EAN: 0753950003163
- Listed shipping weight: 0.11 kg
- Country of origin: United States
Additional information
| Weight | 0.11 kg |
|---|---|
| Country of Origin | United States |
| Expiry Date | 2028-05-31 |













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