Dosage of ajmalicine (indole alkaloid)

Ajmalicine , also known as raubasine , is an indole alkaloid naturally occurring in plants of the genus Rauwolfia , particularly Rauwolfia serpentina and Rauwolfia vomitoria . This alkaloid is recognized for its vasodilatory, neuroprotective, and nootropic properties , acting on cerebral microcirculation and regulating blood flow.
Ajmalicine dosage is essential in the nutraceutical and phytotherapeutic to ensure the quality , purity , and safety of plant extracts or dietary supplements intended to support cognitive health and circulation.

Analytical methods used

The analysis of ajmalicine relies on high-precision chromatographic techniques allowing the detection and specific quantification of this alkaloid in complex matrices:

• HPLC (High Performance Liquid Chromatography) : separation technique used with UV detection to measure the ajmalicin content in plant extracts and finished formulations.
• LC-MS/MS (Liquid Chromatography coupled with Tandem Mass Spectrometry) : reference method for specific identification and ultra-sensitive quantification, even at trace levels.

reproducible , traceable results that comply with regulatory requirements , whether for quality control, formulation, or research.
To learn more about chromatography applied to natural compounds, see the High-Performance Liquid Chromatography (HPLC) .

Matrices involved

Ajmalicin levels can be measured in various matrices derived from plant processing:

• Dry or hydroalcoholic extracts of Rauwolfia .
• Powders of roots or leaves.
• Nutraceutical formulations with neuroprotective or vascular .
• Functional ingredients used in natural health products.

These analyses ensure standardization of extracts, guaranteeing the concentration of active ingredients and compliance with batch specifications.

Industrial and scientific applications

The analysis of ajmalicin has a wide range of applications in the health and nutrition industries:

• Quality control of plant extracts : verification of alkaloid content to ensure consistency between batches.
• Nutraceutical product development : formulation of supplements for cognitive health, memory and cerebral microcirculation.
• Pharmacognosic research : study of the metabolism of indole alkaloids and their biological interactions.
• Regulatory compliance monitoring : adherence to safety thresholds set for active ingredients derived from Rauwolfia .

The assay of ajmalicine is often associated with other complementary analyses such as the assay of reserpine or the assay of serpentine , also extracted from the same plant, in order to characterize the entire alkaloid profile.

Interest in quality control and research

Quantifying ajmalicin plays a central role in the quality control of botanical extracts and the validation of nutraceutical formulations .
It allows, in particular, for:

• Check the stability of the active ingredients in the finished products.
• Evaluate the effectiveness of the extraction processes.
• Ensure compliance with Good Manufacturing Practices (GMP) .

R&D programs aimed at better understanding the pharmacological effects of indole alkaloids and developing high value-added standardized extracts.

YesWeLab's expertise

YesWeLab provides access to its network of partner laboratories , selected for their expertise in chromatographic and spectrometric analyses, most of which are ISO 17025 and COFRAC accredited . Each analysis is tailored to the client's specific requirements: matrix, detection limit, reference method, and analytical objective.
Our experts provide personalized support , from method selection to results interpretation, while taking into account the regulatory constraints specific to the nutraceutical sector.

Since 2020, YesWeLab has been supporting manufacturers, distributors and design offices in their analytical projects through its digital platform : request for quotes, tracking of samples and access to centralized results online.

For any request for analysis of ajmalicine or other indole alkaloids, contact our scientific team now to obtain a quote or customized support.