According to the Healthy Lifestyle Monitor, which surveyed more than 5,000 people, more than half of the Dutch buy nutritional supplements. The most sold supplements (39%) are the private labels of the well-known drugstores, with the largest drugstore chain, Kruidvat, not surprisingly also being the most sold private label. Runner up is the own brand of Holland & Barrett with 10%. Almost three in ten supplements are bought in a physical store. Web shops account for 31% of sales.