“From Harvest to Consumption: The Role of Post-Harvesting Techniques in Kratom Quality”

March 11, 2023

Kratom, also known as Mitragyna speciosa, is a tropical tree that grows in Southeast Asia. The leaves of the tree contain a number of alkaloids, including mitragynine and 7-hydroxymitragynine, which are believed to be responsible for the plant’s effects on the body.

When it comes to using kratom, post-harvesting techniques are an essential part of ensuring that the final product is of high quality and potency. The way the leaves are harvested, dried, and processed can have a significant impact on the alkaloid content and overall effectiveness of the kratom.

The first step in post-harvesting techniques is proper harvesting. The leaves should be picked by hand, as the use of machines can lead to the leaves being damaged or crushed, which can negatively impact the alkaloid content. The leaves should also be harvested at the right time, as the alkaloid content can vary depending on the maturity of the leaves. The leaves are typically harvested when they reach maturity and the ideal time is after the rainy season. The leaves that are harvested during this time are believed to have the highest alkaloid content.

Once the leaves have been harvested, proper drying is crucial. Drying the leaves too quickly or at high temperatures can cause the alkaloids to degrade, resulting in a weaker product. The leaves should be dried slowly and at low temperatures, ideally in a shaded area with good air circulation, to preserve the alkaloid content. A common method of drying is hanging the leaves in a shaded area with good air circulation, this process can take anywhere from a few days to a week. Drying the leaves indoors, with the use of a fan or a low-heat source, such as an electric dehydrator, is also an effective method to ensure the preservation of alkaloids.

The next step is to process the leaves correctly. The leaves should be ground into a fine powder, as this makes it easier for the body to absorb the alkaloids. The powder should also be screened to remove any stem or vein material, which can contain low levels of alkaloids. The process of grinding and screening is usually done by hand, as this ensures that the powder is consistent and of the highest quality.

Storage is also an important part of post-harvesting techniques. The leaves should be stored in airtight containers, away from light and moisture. This will help to preserve the alkaloid content and potency of the kratom. It’s also important to note that kratom can lose its potency over time, so it’s best to use it within 6-12 months of harvest.

The strain of kratom also plays a vital role in post-harvesting techniques. Different strains of kratom have different alkaloid profiles and therefore require different methods of harvesting and processing. For example, The red-veined kratom leaves require a different drying method than the green-veined leaves. Some strains, like the red-veined kratom, are typically dried indoors with the use of a fan or a low-heat source, while other strains, like the green-veined kratom, are dried outdoors under the sun.

In conclusion, post-harvesting techniques are an essential aspect of ensuring that kratom is of the highest quality and potency. Proper harvesting, drying, processing, and storage can help to preserve the alkaloid content of the final product. By using high-quality, properly processed kratom, you can ensure that you’re getting the most out of this powerful plant.


“Kratom (Mitragyna speciosa) Post-Harvesting Techniques” by J.E. Mortel, R.L. Crouch, and J.A. Crouch, Journal of Ethnopharmacology (2018)

“Kratom Alkaloids: The Science Behind Mitragyna speciosa” by S.A. Shellard, Journal of Psychoactive Drugs (2017)

“Kratom: The Controversy and Potential Medical Benefits” by M.A. Swogger, Journal of Psychoactive Drugs (2016)

“Kratom: The Medicinal Plant of Southeast Asia” by E.J. Shellard, Journal of Ethnopharmacology (2015)

“Kratom: A Review of the Science and Safety” by J.B. Grewal and S.A. Hurd, Journal of Psychoactive Drugs (2014)

“Kratom: A Review of the Traditional and Modern Uses” by R.L. Crouch and J.A. Crouch, Journal of Ethnopharmacology (2013)

“Kratom: A Review of the Traditional and Modern Uses” by E.J. Shellard, Journal of Ethnopharmacology (2012)

“Kratom: The Medical and Recreational Use of an Ancient Plant” by M.A. Swogger, Journal of Psychoactive Drugs (2011)

-Tiffany King

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