Standardised Botanical Extracts, Explained for Formulators

Standardisation is the process of guaranteeing a consistent concentration of a specific active compound — the 'marker' — in every batch of an extract. It transforms a variable natural product into a predictable ingredient.

Markers vs. Whole-Plant Actives

A marker compound is measured because it is characteristic of the plant and often responsible for its activity. Standardising to a marker (e.g. withanolides in ashwagandha) lets formulators dose accurately and reproduce clinical results.

Reading a Specification Sheet

Look beyond the marker percentage: solvent used, extraction ratio, heavy-metal limits and microbial thresholds all determine whether an extract is suitable for your market. Reputable suppliers provide HPLC chromatograms on request.

The right extract is not simply the highest percentage — it is the one that consistently meets your specification, batch after batch.