What is Nettle Root Extract 20:1?
Nettle Root Extract 20:1 is a standardized herbal extract (20:1) obtained from the Nettle root plant. It is used as a raw material in dietary supplement production.
Product Properties
- Part used: Root
- Standardization: 20:1
- Solubility: Water-soluble
| Analysis | Value |
|---|---|
| Moisture | ≤5.0 % |
| Total Heavy Metals | ≤10 ppm |
| E. Coli | Negative in 10 g |
| Salmonella | Negative in 25 g |
What is Nettle Root Extract 20:1 Used For? What is its Purpose?
What is Nettle Root Extract 20:1 used for? Stinging Nettle Root (Urtica dioica) is a standardized herbal raw material used in dietary supplements to support prostate (BPH) and urinary tract comfort in men, due to its content of phytosterols (beta-sitosterol), lignans, and pentacyclic triterpenes. With its standardized 20:1 content, the root extract provides a consistent source of ingredients in formulations such as standardized capsules, powders, and tablets.
Benefits and Main Uses of Nettle Root Extract 20:1
- Lower urinary tract symptoms (BPH): Within the scope of EMA/HMPC, stinging nettle root is recommended for the traditional treatment of mild lower urinary tract symptoms associated with benign prostatic hyperplasia.
- Urinary frequency and nocturia: Studies have reported that long-term use can improve symptoms such as urinary frequency, nocturia, and prostate symptom score (IPSS) (limited clinical evidence).
- Urinary flow support: Traditionally used for symptomatic support of voiding problems such as weak urinary flow.
- Prostate health support: Often used in prostate health formulations together with dwarf palm (saw palmetto).
Mechanism of Action and Active Components
Lignans in the root bind to sex hormone-binding globulin (SHBG), limiting their effect; phytosterols also contribute to alleviating prostate-related urinary complaints.
Forms of Use (Tablet, Capsule, Powder)
The powder form can be used in tablet, capsule, powder mix/sachet, and (being water-soluble) liquid/syrup formulations.
Positive Plant List Check
Nettle root is included among the permitted (positive) plants under the Turkish Food Codex dietary supplement legislation. The permitted/used part: Root.
Usage Rate in Dietary Supplements
According to the Restricted Substances List for Dietary Supplements, a daily usage limit of 500mg/day applies to this component/extract.
Storage, Shelf Life, and Re-test
Store in a cool, dry place protected from light. The recommended re-test period is generally 3 years; it varies by manufacturer. The CoA document of the relevant batch shall be taken as the basis for the exact date.
Technical Documents and Supply — Asuka Kimya
You can contact Asuka Kimya for SDS, TDS, CoA, and supply conditions for Nettle Root Extract 20:1.
References
The usage information on this page is compiled from official herbal monographs and scientific literature (e.g., EMA/HMPC, NIH/NCCIH, Cochrane, EFSA). The product is a dietary supplement raw material; it is not intended for the diagnosis or treatment of diseases.

