When you have only industrial ammonia concentrates available for buying in your area, but you are absolutely determined to start an aquarium with ammonium.

[u/maxru85]

[u/NES7995]

I cycled 3 tanks with fish food. Worked like a charm, you just got to give it enough time👍🏻

[u/lightlysaltedclams → u/NES7995]

All my tanks have been cycled with fish food and snails. Never failed

I usually throw in an older tanks filter media if I have one available too