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Humic Acid
Complex mixture of organic acids derived from the decomposition of plant and microbial material in soil, often used as a soil conditioner or dietary supplement.
Mineral or nutrientUpdated Jun 18, 2025
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 contamination with heavy metals or toxins depending on source, ingestion toxicity at high doses not well studied
Benefits
May improve nutrient absorption in soil applications, proposed benefits in gut health though evidence limited
References
Waters containing Humic Acid
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