A Simple Way to Balance Your Aquarium Water
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A natural leaf that helps keep your fish tank calm and comfy.
This natural olive leaf is an easy way to gently lower pH, reduce acidity, and soften your aquarium water. Just place it in your tank and let it do its thing. It’s a friendly helper for hobbyists who want steady water quality without extra fuss.
Natural balance your fish will love.
✔ Helps lower pH in a gentle way
✔ Supports better water quality
✔ Easy to use in any aquarium
✔ Made from real olive leaf
✔ A simple touch for healthier tanks
This is a natural plant material, so color and shape may vary. Place the leaf directly in your aquarium and replace it as needed based on your tank’s condition.
We are proud to offer duty-free, reliable, tracked shipping— delivered to your door in over 200 countries worldwide!
Below you can check our average shipping times:
Domestic USA Shipping: 2-9 business days
US & Canada: 7-18 days
Europe: 7-18 days
Europe Plus*: 8-30 days
Australia, New Zealand: 7-18 days
Hong Kong, Singapore: 7-18 days
Rest of the world: 8-30 days
*does not include processing times up to 2 business days or longer in peak periods
Primarily we ship out from fulfillment centers in the United States, Eastern Asia and Western Europe. If the item you've purchased is out of inventory in your nearest location, we'll send it directly from our production lines at the same delivery times as stated in our shipping section.
How do I use the olive leaf?
Simply place the leaf directly in your aquarium and let it settle. It starts working on its own.
Is it safe for fish?
Yes, it’s made from natural plant material and is safe for most aquarium fish.
Will it change the water color?
Some light discoloration may occur since it’s natural, but it’s usually mild.
The leaf gently brings pH levels down to a range many fish enjoy.
Creates a calmer, more stable environment for your tank life.
Helps improve overall water feel for sensitive species.
Made from a real olive leaf with no extra steps needed.
Helps keep water conditions steady and comfortable.
A natural way to help your tank stay balanced.
| Features | MK Aquarium | Knock-Offs |
|---|---|---|
| Natural plant material | ||
| Helps lower pH | ||
| Reduces acidity | ||
| Softens water quality | ||
| Easy to use | ||
| Variations from real leaf | ||
| Safe for most fish | ||
| Supports stable tank conditions | ||
| Natural look in aquariums |
Yes, it works well in freshwater setups, including planted tanks, as it gently supports water balance.
Longevity varies, but many hobbyists replace it when it begins to soften or break down.
Yes, it’s safe to use with standard aquarium filters and pumps.
Some fish may explore it, but it’s generally harmless and expected with natural materials.
Yes, but start with one and adjust based on your tank size and water changes.
No, it won’t harm your aquarium gear or aquaponics system.
Yes, it’s a simple, low-effort way to support better water quality.
Keep them dry and out of direct sunlight until you’re ready to use them.
It supports water quality but doesn’t replace your usual water treatments.
