The Short Answer
A complete herbal supplement label typically gives you three pieces of information: the plant's common name (like “ginkgo”), its Latin botanical name (like Ginkgo biloba), and the specific plant part used (like “leaf”). If a label gives you only a common name with nothing else, you don't have enough information to confirm exactly what's in the bottle or to look up reliable research about it with confidence.
This matters because common names can be imprecise — the same plant is sometimes known by several regional names, and the Latin name is what lets you confirm you're researching the correct botanical rather than a similarly named one.
Why the Full Identification Matters
The National Center for Complementary and Integrative Health (NCCIH), a federal research agency, publishes “Herbs at a Glance,” a series of fact sheets covering individual herbs and botanicals, described by NCCIH as providing basic information — including common names, what the science says, and potential side effects and cautions.
NCCIH's separate guidance on dietary supplements explains why precise identification is part of the reader's job, not just the manufacturer's. Herbal supplements are a category of dietary supplement made from plants, algae, fungi, or combinations of these, and companies are responsible for the safety and accuracy of their own labels — the FDA is not authorized to review most dietary supplements for safety or effectiveness before they're marketed. In practice, that means the person reading the label is often the first checkpoint for verifying what a product actually claims to contain.
An Evidence Ladder for Reading a Label
Not every piece of label information carries equal weight. Here's a practical way to rank what you're looking at, from most to least specific:
- Most specific: Latin (scientific) name. The two-part botanical name — genus and species — such as Panax ginseng. This is the identifier to use when searching research databases or reference sources, since it points to one specific species.
- Specific: named plant part. Terms like “root,” “leaf,” “bark,” “seed,” “rhizome,” or “aerial parts” tell you which portion of the plant was used. Worth checking for, since it's a detail you'd want on hand before discussing the product with a pharmacist or provider.
- Adds detail, doesn't guarantee quality: standardized extract information. Some labels note an extraction ratio or a percentage of a named compound. NCCIH notes that a manufacturer's use of terms like “standardized,” “verified,” or “certified” does not necessarily guarantee product quality or consistency — so treat this as informational, not as proof of quality.
- Least specific alone: common name only. A common name with nothing else is a starting point for research, not enough on its own to confirm exactly what a product contains.
What's Known Versus What's Not
What a Complete Label Can Tell You
- Which specific botanical species is claimed to be in the product, if the Latin name is present.
- Which part of the plant was reportedly used, if that's named.
- Whether the product is a whole herb, a powder, or an extract, and sometimes the extraction ratio.
What Labeling Alone Cannot Tell You
- Whether the label is accurate. NCCIH notes that what's on a supplement label may not match what's actually in the product, and the FDA generally can only take action after a product is already on the market.
- Whether the ingredient is safe for you specifically. Per NCCIH, dietary supplements may interact with medications or pose risks for people with certain medical conditions, and many haven't been tested in pregnant or nursing people or in children.
- Whether the ingredient works for the purpose it's marketed for. A correctly identified botanical can still have weak, mixed, or absent clinical evidence behind a specific claimed benefit.
A Practical Checklist Before You Research or Buy
- Locate the Latin name. It's often shown in parentheses next to the common name in the Supplement Facts panel, e.g., “Ginkgo (Ginkgo biloba).” If it's missing, that's a gap worth noting before you rely on the product.
- Locate the plant part. Check whether the label specifies leaf, root, bark, seed, fruit, or another part, since a product listing just “ginger” with no part named leaves that detail unconfirmed.
- Search using the Latin name, not just the common name. When looking up information — including through NCCIH's Herbs at a Glance series — searching by the Latin name reduces the chance of finding information about a different plant that happens to share a common name.
- Note extraction details separately from marketing language. Record any extraction ratio or standardization percentage as a factual data point, and treat words like “premium” or “clinical strength” as marketing rather than verification.
- Bring the full label — not just the product name — to a pharmacist or provider. The Latin name and plant part are exactly the details needed to check for medication interactions.
When to Involve a Healthcare Provider
Per NCCIH, talk with a pharmacist or healthcare provider before starting an herbal supplement if you take prescription medication, are scheduled for surgery, are pregnant or nursing, or are considering giving a supplement to a child. If you experience side effects after starting a supplement, NCCIH's guidance is to stop taking it and contact your healthcare provider.
Medical Information Disclaimer
This article is for general educational purposes only and does not constitute medical advice, diagnosis, or treatment. NewEasternHealth.com is an independent educational publication. We are not a medical practice and do not employ physicians, pharmacists, or clinical practitioners. Always consult a qualified healthcare provider before starting, stopping, or changing any supplement, especially if you take medication or have a health condition. If you are experiencing a medical emergency, contact local emergency services immediately.
For more on how we verify facts before publishing, see our Editorial Policy. For related research breakdowns on individual ingredients, see The Evidence File.
By NewEasternHealth.com Research Team. Last updated: September 2026.