In order to use a world template from the Minecraft Marketplace on mobile, Windows 10 or console, you should create a new world using the template, then upload the world to your Realm. Does Realms support modding?
That is, while fructose consumption may increase uric acid levels, to actually precipitate a gout attack, you need to deviate from the narrow band of normal blood pH range: 7.35 to 7.45. Ideally you wanna be at 7.45 or slightly above.
As for Total Alkalinity (TA), you use baking soda to raise that, not 20 Mule Team Borax which is used to raise the pH. Your pH is now probably way too high. As for algae, you need to shock the pool.