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Standardized Plant Extracts

Corn Silk Extract

A standardized botanical ingredient from Zea mays corn silk, for dietary supplement, functional food and cosmetic formulations.

Chemical identity

Appearance
Fine yellowish-brown powder
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Botanical Source

Botanical nameZea mays
Common nameCorn
Part usedstigma (corn silk)

Technical Specifications

StandardizationDefined marker constituents (customizable) · HPLC

Full batch-specific COA available on request.

Quality Control Limits

Every batch is tested against the following control limits for safety and purity. Values are typical supplement-grade specifications; exact batch results are stated on the Certificate of Analysis (COA).

IdentificationConforms (HPLC / UV)
Heavy metals (Pb, As, Hg, Cd)≤ 10 ppm
Total plate count≤ 1,000 cfu/g
Yeast & mould≤ 100 cfu/g
E. coliAbsent
SalmonellaAbsent
Residual solventsComplies with ICH Q3C

Tighter limits and additional parameters (pesticide residues, specific solvents, particle size) available to your specification on request.

Commercial Terms

MOQ
1 kg
Lead time
7-15 business days
Shelf life
24 months unopened
Sample
On request
Packaging
1 kg aluminum foil bag · 25 kg fiber drum
Storage
Sealed, cool, dry, light-protected

Applications & Formulation Notes

Overview

Corn Silk Extract is a standardized botanical ingredient produced from the stigma (corn silk) of Zea mays. It is typically standardized to defined marker constituents to support batch-to-batch consistency. Specifications are offered in a research register only.

Applications

  • Dietary supplements — standardized botanical ingredient for formulation.
  • Functional foods / beverages — standardized botanical ingredient.

Why GreeneryBio

Standardized specifications, consistent quality and full documentation (COA / TDS / MSDS on request), with customizable specs and packaging.

Documents available

Documents are issued batch-specifically for ingredient evaluation and qualification. Request the set you need for your formulation.

Request batch-specific documents
ISO 9001ISO 22000

OEM & One-stop Service

Custom formulation, dosage-form development (capsule / tablet / softgel / gummy / sachet), private-label and contract manufacturing.

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For B2B formulation and manufacturing use only. Information is provided for ingredient evaluation and does not constitute consumer health or disease claims.