In the world of dietary supplements, the true value of botanical ingredients lies in their active compounds. Accurate identification and quantification of these bioactive are essential—not only for product efficacy but also for authenticity and regulatory compliance. Backed by decades of analytical experience, Alfa Chemistry delivers industry-leading herb & botanical actives testing using globally accepted methodologies and state-of-the-art instrumentation.
Why Active Compound Testing Matters
Accurate testing of botanical actives is essential to ensure safety, efficacy, and compliance in herbal supplements. At Alfa Chemistry, our testing services focus on three core areas:
Confirming the correct botanical species and detecting adulteration using tools like HPTLC and microscopic analysis.
- Active Compound Quantification
Measuring key phytochemicals—such as ginsenosides, curcuminoids, and sterols—using validated chromatographic methods (HPLC, GC, UV).
Detecting unwanted co-extracted substances to ensure data integrity and meet regulatory standards.
Targeted Testing Across a Broad Botanical Portfolio
| Botanical Material | Active Constituents | Analytical Techniques |
|---|
| Panax ginseng | Ginsenosides Rg1, Rb1, Re | HPLC-UV |
| Panax notoginseng | Notoginsenosides R1, Rg1, Rb1 | HPLC-UV |
| Panax quinquefolius | Ginsenosides Rb1, Re | HPLC-UV |
| Curcuma longa (Turmeric) | Curcumin, Demethoxycurcumin, Bisdemethoxycurcumin | HPLC, Spectrophotometry |
| Serenoa repens (Saw Palmetto) | Free fatty acids, β-sitosterol | GC-FID |
| Aloe barbadensis / ferox | Barbaloin, Aloin, Emodin, Anthraquinones | HPLC-UV, Spectrophotometry |
| Ginkgo biloba | Flavonol glycosides, Terpenoids | HPLC-UV, LC-MS/MS |
| Silybum marianum (Milk Thistle) | Silymarin complex | HPLC-DAD, HPLC-MS |
| Camellia sinensis (Green Tea) | Catechins, Caffeine | HPLC, LC-MS |
| Rhodiola rosea | Rosavin, Salidroside | HPLC-UV, LC-MS |
| Withania somnifera (Ashwagandha) | Withanolides (e.g., Withaferin A) | HPLC, HPTLC |
| Echinacea purpurea | Cichoric acid, Caftaric acid | HPLC |
| Valeriana officinalis | Valerenic acids, Sesquiterpenes | GC-MS |
| Hypericum perforatum (St. John's Wort) | Hypericin, Hyperforin | HPLC-DAD, LC-MS/MS |
| Glycyrrhiza glabra (Licorice) | Glycyrrhizin, Liquiritin | HPLC-UV |
| Cinnamomum cassia (Cinnamon) | Cinnamaldehyde, Coumarin | GC-FID, HPLC |
We provide validated, customizable methods for raw botanicals, extracts, and finished products, all in compliance with major pharmacopeias (USP, EP, JP, etc.). Whether you're launching a new supplement or verifying an existing line, our services deliver confidence and scientific rigor.
Complex Matrix? No Problem
Dietary supplements often involve complex matrices—blends of multiple herbs, excipients, oils, or fiber-rich materials—that can obscure accurate testing. Our specialists excel in resolving such challenges with:
- Matrix-specific calibration protocols
- Targeted sample preparation (e.g., solid-phase extraction)
- High-resolution instrumentation including LC-MS/MS
From multi-herb formulations to encapsulated powders and softgels, we ensure precise, reliable quantification even in the most demanding product formats.
Going Beyond Numbers: Functional Standardization
Testing for actives isn't just about quantity—it's about bioavailability and functionality. Some compounds, while present on paper, may be poorly soluble or unstable, limiting their health impact. Alfa Chemistry's advanced functional assessments include:
- Solubility & Dispersibility Testing – For bioavailability of compounds like curcumin or flavonoids
- Dissolution & Release Profiling – Simulates GI conditions for evaluating release performance
- Particle Size Distribution – Essential for nanostructured actives or encapsulated botanicals
- Encapsulation Efficiency – Supports liposomal or micelle-based delivery optimization
These data-driven insights help R&D teams fine-tune formulations for maximum effectiveness and claim substantiation.
Your Analytical Partner in Botanical Excellence
From raw material validation to final product standardization, Alfa Chemistry empowers supplement brands with high-precision, science-backed botanical testing. Partner with us for uncompromised quality, regulatory confidence, and products that deliver real results.
Our products and services are for research use only and cannot be used for any clinical purposes.
