What Does 1:2, 1:5 or 1:10 Mean on a Herbal Tincture?

Short answer: On many herbal tincture labels, a ratio such as 1:5 describes how much starting plant material was used in relation to the finished liquid extract. A 1:5 preparation commonly means that 1 gram of herb was used to make 5 millilitres of extract. When the same herb, plant state and method are compared, 1:2 is more concentrated by volume than 1:5, and 1:5 is more concentrated than 1:10. The ratio does not, by itself, tell you that one product is better, safer or more effective.

How tincture ratios work

The first number refers to the starting herb and the second to the liquid extract. Using the common weight-to-volume convention:

• 1:2 = approximately 1 gram of herb used for every 2 millilitres of extract;
• 1:5 = approximately 1 gram for every 5 millilitres;
• 1:10 = approximately 1 gram for every 10 millilitres.

This can be translated into an approximate herb-equivalent. One millilitre of a 1:5 extract represents about 0.2 grams of starting herb, while one millilitre of a 1:2 extract represents about 0.5 grams. This calculation describes the manufacturing ratio, not the exact quantity of every active constituent.

Why a smaller second number is not automatically “better”

A ratio is only meaningful in context. Fresh plants contain their own water, while dried plants do not. Different plant parts also extract differently. A resin, root, leaf and delicate flower may need different solvent strengths and preparation methods.

Two products labelled 1:5 may also differ because of botanical species, growing conditions, plant part, storage, alcohol percentage and extraction time. Some extracts are standardised to a marker compound; others are traditional whole-plant preparations. “More concentrated” is therefore not the same as “higher quality”.

Ratio versus alcohol percentage

The extract ratio and alcohol percentage answer different questions. The ratio tells you how much plant material was used relative to liquid. The alcohol percentage describes the extraction solvent. Alcohol can draw out compounds that water alone may not extract efficiently and helps preserve the finished product.

The European Medicines Agency advises that the drug-extract ratio and extraction solvent should both be declared for herbal preparations. Its guidance also illustrates why fresh-plant water content and formal extract terminology need to be considered when labels are compared.

How to compare two tincture labels

1. Check the Latin name. Similar common names can refer to different species.
2. Check the plant part. Root, leaf, bark and flower are not interchangeable.
3. Look for fresh or dried herb. This affects how the ratio should be interpreted.
4. Read the ratio and solvent together. Neither tells the whole story alone.
5. Compare the labelled serving. A concentrated extract may be intended for a smaller volume.
6. Check cautions and interactions. Concentration does not remove the need for safety guidance.

For a broader comparison of liquid preparations, read our South African buyer’s guide to herbal tinctures and extracts. Our introductory article, What Is a Tincture?, explains the traditional preparation in more detail.

Does the ratio tell you the correct dose?

No. A tincture ratio is not a universal dosing instruction. Appropriate use depends on the exact herb, extract, age, health status, medication and the manufacturer’s formulation. A full dropper is also not a standard unit: pipette sizes and fill levels vary. Use the millilitre measurement and labelled directions rather than assuming that “one dropper” always means the same amount.

Frequently asked questions

Is a 1:2 tincture stronger than a 1:5 tincture?

It is usually more concentrated by volume when the same herb, plant state and extraction method are compared. It is not automatically the better choice.

What does a 1:1 extract mean?

Under a common weight-to-volume convention, it represents roughly one gram of starting herb per millilitre of finished extract. Formal product declarations may use specific drug-extract-ratio conventions, so always read the manufacturer’s explanation.

Is a 1:10 tincture weak?

It is less concentrated by volume than a comparable 1:5 extract, but it may still be appropriate for the herb and serving directions. “Weak” is too simplistic.

Are alcohol-free extracts measured the same way?

They may also state an extraction ratio, but glycerine, water and alcohol do not extract identical profiles of plant constituents. Do not assume that equal ratios make different solvent systems equivalent.

Sources

• European Medicines Agency: declaration of herbal substances and preparations
• SAHPRA: naming and labelling conventions for complementary medicines

Written by Lize Bührmann, founder of Pharmatropia. This information is educational and does not replace personalised medical or pharmaceutical advice.