Vitamin B1 (Thiamine)
Thiamine helps convert carbohydrates into usable energy and supports healthy nervous system function.
(VAT incl.)
0.77 per serving
41.45 with code GOLD10
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Life Extension BioActive Complete B-Complex is designed for people who want to ensure they're getting a full spectrum of B vitamins in their daily routine. The formula contains biologically active forms of B vitamins, which are meant to support better absorption. This 60-capsule bottle provides a convenient way to cover your B vitamin needs with a single supplement.
Bioactive B vitamin complex featuring biologically active forms of nutrients from the vitamin B family.
From the product label.
Fits your routine
Label directions: Take one capsule daily with food, or as recommended by a healthcare professional.
From the product label. A planning tool, not medical advice. You can change everything afterwards.
Thiamine helps convert carbohydrates into usable energy and supports healthy nervous system function.
Riboflavin is essential for energy production and is converted into its active form, riboflavin-5'-phosphate, in the body.
Niacin supports healthy energy transfer reactions and is vital for metabolic processes.
Pantothenic acid supports hemoglobin synthesis and hormone health, as well as carbohydrate and fatty acid oxidation.
Pyridoxine affects amino acid and lipid metabolism, neurotransmitter health, and hemoglobin synthesis.
Take one capsule daily with food, or as recommended by a healthcare professional.
Specs last updated: June 17, 2026
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