gelatin

Humblefish's recipe to bind food uses Seachem focus (which I can't get over here): 1-2 scoops Seachem Focus (makes it reef safe + binds the medication) - You can also use agar or unflavored gelatin for binding. Is one scoop intended as 1/8 teaspoon? Does 1-2 scoops apply to both Seachem focus...

So where i live, i can’t find seachem focus for medicating general cure, even online unless i want to ship it overseas. Ive heard plain agar can be used as an alternative. So will it make it reef safe like focus? And how should i prepare it (ratio etc) do i blender the food and make a chunk that...