Harald Pfeffer, MD
Inspired by his rescue as a child, Harald Pfeffer dedicated himself to medicine. In 1976, he opened his own practice, which he handed over in 2003 to remain true to his vision "Health belongs in the world, not within four walls". With Vitabay, this vision became reality. All our products meet the standards of a medical device and are the result of over half a century of medical knowledge, research, and development. With his own patents, products, and formulas, he shapes not only Vitabay but the entire supplement industry.
FAQ
Is colloidal silver safe to use?
Yes, our colloidal silver is manufactured according to strict German quality standards and carefully laboratory-tested to ensure absolute purity and safety. It is free from nanoparticles, preservatives, and other additives, guaranteeing maximum tolerability.
What can I use colloidal silver for?
Colloidal silver is often used in laboratories or for specific applications that require high purity and quality. However, it is not intended for ingestion and primarily serves as a high-quality product for technical and experimental purposes.
Why should I buy this product and not a cheaper one?
Our colloidal silver stands for German Pharmacy Quality - made from 99.99% pure silver and filled in environmentally friendly brown glass bottles. Every detail, from production to packaging, is aimed at the highest purity and quality, which is often not guaranteed with cheaper products.
How long does the product last after opening?
After opening, our colloidal silver has a shelf life of 3 months, provided it is stored cool, dry, and protected from light. The brown glass bottle also contributes to the longevity of the product.
Why is packaging in brown glass bottles so important?
The brown glass bottle optimally protects the colloidal silver from light, which preserves its quality. In addition, it is environmentally friendly and free from phthalates, making it more sustainable and safer than plastic packaging.
What does "laboratory-tested" mean?
Laboratory-tested means that every batch of our colloidal silver undergoes strict tests to ensure purity, quality, and safety. This guarantees a high-quality product you can trust.
Can I store the product without problems?
Yes, our colloidal silver is easy to store. Keep it cool, dry, and protected from light, out of reach of children. The brown glass bottle also helps preserve the quality of the product.
Why should I buy from Vitabay in particular?
Vitabay stands for transparency, quality, and sustainability. Our colloidal silver is manufactured to the highest standards in Germany and packaged in sustainable brown glass bottles. It is the perfect choice for customers who do not want to compromise.



