← Back to all waters
Horsetail
Horsetail (Equisetum arvense) is a herbal ingredient used traditionally for diuretic and wound healing properties. It contains silica and antioxidants. Not regulated as a food but commonly found in supplements. Safety in food use is limited; excessive or prolonged intake may pose risks due to potential toxicity from alkaloids and possible contamination with heavy metals.
Mineral or nutrientUpdated Jan 1, 2026
Health score+1.0
-5Good5
Water guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Food and supplement guidelines
- Legal limit
- Not specified
- Health guideline
- Not specified
Risks
Potential alkaloid toxicity, heavy metal contamination risk, possible diuretic side effects, not evaluated for general food consumption safety
Benefits
Source of silica, antioxidant properties, traditional diuretic, supports bone and connective tissue health
Waters containing Horsetail
1 matches