If you are looking to flavour your Sea Moss Gel, here is where I buy my Freeze Dried Fruit Powder from...
https://www.markandmerit.co.nz
I put 4 Tablespoons (56grams) of Blueberry powder in per 750ml Jar.  
If there is left over Gel I just put it in a glass with glad wrap over it and use that first.