A health drink rich in silica, with a pH of 9.5. - Brand: Chojyu no Sato (Village of Longevity) - Product Name: Silica Nanoloid - Contents: 300ml - Ingredients: Silica 10,000mg/L - pH: 9.5 Thank you for viewing. Expiration dates are December 2025 and June 2026. The December bottles' box has been opened once, but the contents are new and unused. Some price negotiation is possible, so please feel free to contact me.