Water dock
Water dock

Background

Water dock (Rumex aquaticus) is a plant that grows in parts of Europe and Asia. The leaves and dried roots are sometimes used to make medicine.

People use water dock for constipation, diarrhea, fevers, jaundice (yellowing of the skin), and many other conditions, but there is no good scientific evidence to support these uses.
When taken by mouth: There isn't enough reliable information to know if water dock is safe or what the side effects might be.

When applied to the skin: There isn't enough reliable information to know if water dock is safe or what the side effects might be.

Special Precautions & Warnings:

Pregnancy and breast-feeding: There isn't enough reliable information to know if it is safe to use water dock when pregnant or breast-feeding. Stay on the safe side and avoid use.

Kidney stones: The oxalate crystals in water dock might form kidney stones. If you have a history of kidney stones, it's best to avoid using water dock.

Effectiveness

There is interest in using water dock for a number of purposes, but there isn't enough reliable information to say whether it might be helpful.
Likely effective Effectiveness definitions
Possibly effective Effectiveness definitions
Likely ineffective Effectiveness definitions
Possibly ineffective Effectiveness definitions
Insufficient evidence Effectiveness definitions

Dosing & administration

There isn't enough reliable information to know what an appropriate dose of water dock might be. Keep in mind that natural products are not always necessarily safe and dosages can be important. Be sure to follow relevant directions on product labels and consult a healthcare professional before using.

Interactions with pharmaceuticals

It is not known if Water Dock interacts with any medicines. Before taking Water Dock, talk with your healthcare professional if you take any medications.

Interactions with herbs & supplements

Calcium: Water dock can bind with calcium in the intestine. This might reduce the amount of calcium that the body can absorb from supplements.
Iron: Water dock can bind with iron in the intestine. This might reduce the amount of iron that the body can absorb from supplements.
Zinc: Water dock can bind with zinc in the intestine. This might reduce the amount of zinc that the body can absorb from supplements.

Interactions with foods

Water dock can bind to some minerals, such as calcium, iron, and zinc, in the intestine. This might reduce the amount of minerals absorbed from foods.
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This monograph was last reviewed on 12/09/2024 10:00:00 and last updated on 27/02/2022 03:58:36. Monographs are reviewed and/or updated multiple times per month and at least once per year.
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