KNZB
Get to know KNZB
The Royal Dutch Swimming Federation (KNZB) has trusted Virtuoos sports supplements for many years. As an organization that guides elite athletes toward international competitions and Olympic ambitions, the KNZB deliberately chooses quality, safety, and reliability. Our supplements are used to support swimmers in their recovery, health, and performance, both in training and during competition.
With virtuoos, our athletes are assured of excellent supplements that help them perform at their best in training and competition
Performance Team KNZB
“With Virtuoos, our athletes are assured of high-quality supplements that help them perform at their best in training and competition,” says the KNZB performance team. We are proud of this long-standing partnership and the role we play in supporting the achievements of the Netherlands’ top swimmers.
Favourite products
- Magnesium supports healthy muscles
- Magnesium supports the functioning of the nervous system
- 750 mg beta-alanine per capsule
- Naturally occurring amino acid
- 1200 mg sodium bicarbonate per capsule
- Easy to dose
- Supports muscles and bones
- Supports the immune system
- Good for the heart¹
- Positive impact on brain function and vision²
- 3 billion viable bacteria per capsule
- Bacillus coagulans – a unique spore-forming bacterium
- Daily supplementation of vitamins and minerals
- With vitamin C and zinc to support the immune system
- Easy to dose
- Increases concentration and alertness¹
- Vitamine C ondersteunt de weerstand
- Vitamine C werkt als antioxidant
- Supports the immune system
- Helps the body synthesise protein