As someone who's been maintaining aquariums for years, I can confidently say that the Aqua Conditioner is a game-changer. It's incredibly concentrated, meaning a little goes a long way. Just 5 ml treats 100 liters of water, making it super cost-effective.

The conditioner works like magic, neutralizing chlorine and ammonia in tap water almost instantly. I've used it during water changes, and my fish have never shown any signs of stress. Plus, the added minerals seem to improve their overall health and respiration.

One thing to note is the strong sulphur smell, which can be off-putting. I store the bottle in a sealed container to contain the odor. Also, you'll need to wait an hour after treating the water before adding it to your tank—something to plan for during large water changes.

Despite these minor drawbacks, the Aqua Conditioner is a reliable product that does exactly what it promises. Whether you're a beginner or a seasoned aquarist, this is one product worth having in your toolkit.