Thiamin is a potent thiamine supplement that helps your body convert food into energy and keeps nerves and heart ticking over smoothly. Made in Britain to pharmaceutical standards, Lamberts brings reliable quality to daily nutrition. Each capsule is vegetarian and vegan friendly, helping it slot into most healthy routines.

Available Sizes & Variants:

90 capsules - Vegetarian, vegan friendly capsules for everyday use.

Benefits & Features:

• Supports energy metabolism by turning food into energy.
• Helps nervous system function and supports steady heart performance for daily resilience.
• Vegetarian capsules and allergen free formula keep it safe for sensitive diets.
• Produced in the UK to GMP pharmaceutical standards, the product follows strict quality controls to ensure consistent potency and safety across batches, giving you dependable daily support.
• Helps restore normal function when dietary intake is limited, supporting daily energy.

Lamberts has earned a reputation for pharmaceutical grade quality and dependable manufacturing in Britain. This thiamine supplement is produced to GMP standards and comes in vegetarian capsules free from major allergens, with a disintegration time of under thirty minutes that aids absorption. The brand’s commitment to safety and consistency means you get a reliable source of vitamin thiamine to help turn food into energy, keep nerves clear, and support a steady heartbeat—even if your diet misses whole grains, seeds or nuts.

Thiamin (Vitamin B1). Encapsulated With; Microcrystalline Cellulose Capsule Shell (Hydroxypropyl Methylcellulose) Silicon Dioxide Magnesium Stearate.

• GTIN: 5055148401757
• Manufacturer: Lamberts
• Categories: LambertsNew Arrivals
• Best buy: 6 - 24 months+

United Kingdom Shipping:

Orders placed by 2pm (Monday to Friday) are dispatched the same day. Orders placed after 2pm will be dispatched the 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 30 days in the same original and unopened packaging. Subject to T&C's.

Take one capsule daily. Take 1 capsule\, 1 to 4 times daily between meals or as directed by a healthcare professional.

Please consult the product packaging for accurate instructions on how to use the product.

1. Thiamin, also known as vitamin B1, is an essential nutrient that plays a crucial role in maintaining the health of the nervous system and converting food into energy.
2. Regular intake of Thiamin 100mg can help improve cognitive function, boost metabolism, and support the proper functioning of the heart and muscles.

The Active Ingredient Is: Thiamin (Vitamin B1)

Thiamin, also known as vitamin B1, is a water-soluble nutrient essential for energy metabolism and the normal function of nerves and the heart. This formulation provides a high-strength form of thiamin suitable for daily nutritional support. The ingredient is presented as a vegetarian capsule and is free from common allergens.

Source: this nutrient is used in its pure vitamin form, offering a clear and recognised bioactive B1 component. This product uses a straightforward delivery of thiamin to support metabolic processes involved in energy production and nervous system function.

What Does Thiamin Do?

Thiamin acts as a coenzyme in carbohydrate metabolism, enabling energy production in cells. It is involved in supporting nervous system function and normal heart metabolism, in line with widely recognised health information from NHS and EFSA.

Dr. Williams of University of Nottingham found that thiamin supports energy-related pathways and nerve function, reinforcing its role in normal physiological processes.

This supplement is not intended to diagnose, treat, cure, or prevent any disease.

Lamberts is our go-to for Thiamin because the brand consistently works to pharmaceutical standards in the UK, delivering high-strength, pure vitamin B1 in a vegetarian capsule form. This brand is widely recognised for its commitment to quality manufacturing and robust process controls, which lines up with our focus on safety and reliability.

Our team of medical experts evaluated Lamberts on its history, reputation, and adherence to strict production practices, focusing on how their approach supports consistent potency and quality across batches. We also verify ingredient quality through our established process, explained at how we verify ingredient quality.

For this specific supplement, Lamberts’ UK GMP manufacturing, allergen-friendly formulation, and clear guidance on storage and handling make it a natural fit for Welzo customers seeking dependable energy-supporting thiamin. This brand stood out for its combination of heritage, quality controls, and product suitability, leading to our final selection.