This is a concentrated solution of amorphous aqueous silicon extracted through the combustion of silica (quartz) and a special filter. Generous 500ml! Expiration Date: 2025.11 Water-soluble silicon concentrated food (Made in Japan) Retail Price: ¥22,000 ~How to Use~ Add 10-30 drops to a glass (200cc) of drinking water and consume. *The intake amount is only a guideline, so please consume an amount that is easy for you to drink. Silicon supports skin firmness, elasticity, and moisture by connecting collagen, which supports the skin. It is also used for dieting and anti-aging for nails and skin☆ Keiso Keiso Silica Mineral Essential Skin type Intestinal environment Scalp