but there is no good evidence that adding activated charcoal and lemon juice detoxifies the body or removes toxins through the feet.
If you enjoy foot soaks, plain warm water is generally sufficient for relaxation. Avoid adding lemon juice if you have cuts, cracks, irritated skin, or other breaks in the skin barrier, because the acidity can cause stinging and irritation.
Precautions to Keep in Mind
Teeth and enamel: Lemon juice is acidic and repeated exposure can contribute to enamel erosion. Activated charcoal may also be abrasive depending on the product. Avoid using lemon juice or abrasive charcoal mixtures as a regular tooth-whitening treatment.
Skin sensitivity: Fresh lemon juice can irritate sensitive skin and may increase the risk of a reaction after sun exposure. Patch testing can reduce the chance of an unexpected reaction, but it cannot guarantee that a product will be safe for full-face use.
Open wounds: Do
