Liposomal Vitamin C is highly absorbable and able to spike blood levels resulting in higher bioavailability. 

One teaspoon or 5mL has 1000mg of vitamin C in the form of sodium ascorbate. 

This has 100% sodium ascorbate as the form of vitamin C. If you need ascorbic acid then you will have to choose a different product that is offered on eBay.  

This product was produced in a freezing environment as production violently shakes the lecithin to produces liposomes and vitamin C starts to degrade above 85F. 

Store in a refrigerator after receiving. Stock is also kept cold. It is important not to freeze it though. 

Flavored orange and sweetened for palatability. 

Information about this product can be found by doing a pubmed search.