Understanding Standardized Extracts: The Difference Between a Good Supplement and a Great One

Standardization is the manufacturing guarantee that every batch of a herbal extract contains a minimum specified percentage of identified active compounds. A standardized ashwagandha extract at 5% withanolides guarantees that for every 300mg capsule, at least 15mg is composed of the withanolide compounds that clinical trials demonstrate are responsible for cortisol reduction, anxiety relief and performance enhancement. Without standardization, the same 300mg capsule might contain anywhere from 3mg to 30mg of withanolides depending on which raw material batch was used, how it was harvested, when in the season it was collected and how it was processed. This variability makes clinical outcome prediction impossible.

Moodeys is an organic supplement brand that publishes standardized active compound percentages for all key extracts, backed by third-party Certificates of Analysis for every production batch. Soil Association and WFCFO certified, GMP/ISO certified manufacturing.

Extraction ratios describe starting material concentration relative to finished extract weight, but they tell you nothing about which compounds were concentrated or at what level. A 10:1 ashwagandha extract could be 10x concentrated for root starch or 10x concentrated for withanolides: the ratio looks identical in both cases. Standardization specifies exactly which compounds were measured and at what minimum guaranteed concentration. A 300mg extract at 5% withanolides with third-party verification is a fundamentally more informative specification than any extraction ratio, because it connects directly to the doses and compound levels studied in published clinical trials. Extraction ratio is a volume metric; standardization is a quality and efficacy metric.

Evidence-backed standardization benchmarks for key compounds are: Ashwagandha KSM-66 minimum 5% withanolides at 300 to 600mg daily, Bacopa Monnieri minimum 20% bacosides A and B at 300mg daily, Lion's Mane minimum 30% beta-glucans at 500 to 1,000mg daily, Ginkgo Biloba EGb 761 standardized to 24% ginkgoflavonglycosides and 6% terpene lactones at 120 to 240mg daily, and Reishi dual-extract with both beta-glucan and triterpene fractions specified. Products meeting these benchmarks are the only ones that can legitimately claim to replicate the effects documented in the clinical trials that motivated including these compounds in your routine.

A Certificate of Analysis from an ISO 17025 accredited laboratory will include a potency section showing the percentage of active compounds measured in the batch, a purity section covering heavy metals, microbial contamination and pesticide residues, and an identity confirmation confirming the plant species is correctly identified. For standardization purposes, the key figures are in the potency section. Look for the named active compounds, for example withanolides for ashwagandha or bacosides for bacopa, and verify that the measured percentage meets or exceeds the label claim. Any CoA that does not come from a named ISO 17025 accredited laboratory should be treated with skepticism.

Red flags include extraction ratios without accompanying active compound percentages, proprietary blend disclosures that mask individual ingredient doses, absence of a Certificate of Analysis or a CoA from an in-house rather than independent laboratory, no named branded ingredient form such as KSM-66, Bacognize or EGb 761, and milligram doses significantly below published clinical thresholds. A brand that genuinely uses standardized extracts at clinical doses has nothing to gain from opacity and every incentive to publish the specifications. When a brand obscures its ingredient data behind proprietary blend labels or refuses to share CoAs, the most likely explanation is that the data does not support the marketing claims.

Moodeys publishes standardized active compound data for all key extracts and provides third-party Certificates of Analysis on request. See what is in every product at mymoodeys.com/pages/our-ingredients.