The Risks of Prescribing Low-Potency Herbal Products
Suboptimal herbal formulations can contribute to the persistence and chronicity of disease. In the modern TCM marketplace, product quality varies widely, and low-potency extracts are prevalent across all price points and brand categories. Marketing claims, endorsements, and brand recognition are not reliable indicators of therapeutic efficacy. There is a simple way to evaluate herbal extract concentrate brands: VITAL SIGNS
Higher Dosage Does Not Compensate for Low Potency
After a mass-produced herbal extract concentrate formula is dehydrated, each individual herb in the formula will deteriorate to a varying degree; some herbs a lot, others a little. This results in a formula that is out of balance. The formula effects and side effects will be unpredictable. Increasing the dosage will intensify those unknowns.
Key Principles for Clinical Practice
1. Potency Variability Is Significant – Independent Evaluation Is Essential
There is a potency difference between brands and it’s significant. Brand popularity is not a reliable indicator of clinical capability.
Reliance on manufacturer claims introduces bias. Direct, hands-on assessment provides a more accurate measure of therapeutic potential. Take the time to do a simple test on different products and don’t rely on others to do it for you. Yes, it is simple – test here: VITAL SIGNS
2. Marketing Does Not Reflect Therapeutic Value
Terms such as “highest quality” are not standardized and merely express a company’s wishful thinking.
3. Processing Impacts Efficacy
Industrial methods—particularly dehydration and spray drying—can degrade active constituents, resulting in diminished clinical performance. Sensory indicators, especially taste, often reflect this loss of chemical integrity.
4. Verify the Finished Product
Evaluation must focus on the potency level at the time the medicine is ready to be prescribed. Visual presentation of raw materials and promotional claims are stimulating but they do not ensure therapeutic effectiveness. Suggestive ads are merely a starting point for further reasoning. For for evaluation strategies, see VITAL SIGNS page.
5. Prioritize Efficacy Over Convenience
Pills and powders will never work as well as raw herbs. But a patient not able to manage the extra effort, will need nothing less than the best convenience products available. A clinician’s extra effort locating the right medicine will pay dividends in clinical success.
6. Reassess Product Quality Regularly
Quality is not static. Brands can improve over time. But “quality fade”, a deterioration over time, is common. Periodic re-evaluation of product lines keeps a practice from deteriorating over time.