Lab results by strain

Farm manager Mr M. · cooperative · Pathum Thani, Central Thailand

Maeng Da

Grown on the central plain north of Bangkok. White and red were assayed in March 2025; the green is a milled 1,000 kg lot certified in October 2024.

1.31–1.85%mitragynine

Green Vein

Maeng Da — Green Vein

COA RM12001817 October 2024

1.85%

mitragynine, %(W/W) · mg/g not stated on certificate

Document: Certificate of Analysis
Lot: RM120018
Batch: 1,000 kg
Form: Powder, ≥120 mesh
Appearance: Green kratom leaf powder

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White Vein

Maeng Da — White Vein

02-00611 March 2025

1.55%

mitragynine, %(W/W) · 15.52 mg/g

Document: Test Report
Order: 2502H17
Sample: No. 5
Form: Leaf
Received / tested: 24 Feb 2025 / 26 Feb 2025

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Red Vein

Maeng Da — Red Vein

02-00311 March 2025

1.31%

mitragynine, %(W/W) · 13.12 mg/g

Document: Test Report
Order: 2502H14
Sample: No. 2
Form: Leaf
Received / tested: 24 Feb 2025 / 26 Feb 2025

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Farm manager Mr S. · cooperative · Phatthalung, Southern Thailand

Hang Kang

Every vein in this batch landed between 1.45% and 1.55%. The red is milled from an 18,000 kg batch and carries both a certificate of analysis and its own test report.

1.45–1.55%mitragynine

White Vein

Hang Kang — White Vein

02-00411 March 2025

1.55%

mitragynine, %(W/W) · 15.53 mg/g

Document: Test Report
Order: 2502H15
Sample: No. 3
Form: Shredded ground leaf
Received / tested: 24 Feb 2025 / 26 Feb 2025

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Green Vein

Hang Kang — Green Vein

02-00711 March 2025

1.45%

mitragynine, %(W/W) · 14.54 mg/g

Document: Test Report
Order: 2502H18
Sample: No. 6
Form: Shredded ground leaf
Received / tested: 24 Feb 2025 / 26 Feb 2025

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Red Vein

Hang Kang — Red Vein

COA 25/08-002 + 08-00320 August 2025

1.53%¹

mitragynine, %(W/W) · 15.3 mg/g

Documents: COA + test report 08-003
Batch: 18,000 kg
Manufactured: 18 Aug 2025
Best before: 18 Feb 2026
Appearance: Brownish green to green powder

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