A food supplement in capsules based on Berveris, a phytosomal berberine extract, and chromium. Berberine is a chemical substance that could benefit people with certain heart conditions, diabetes or high cholesterol levels. The complete rhizome extract of the berberis aristata plant is used in its preparation, as it improves the solubility of berberine, its absorption and tolerability, without adverse gastrointestinal effects. In addition, it contains yeast enriched with chromium, which contributes to maintaining normal blood glucose levels.