Quick answer
Berberine is a bright yellow compound (an alkaloid) found in the roots and bark of several plants, including barberry, goldenseal and Chinese goldthread (Coptis). It has a strongly bitter taste and is sold as capsules and liquid drops, such as MAYN Berberine Liquid Drops (1500mg, 60mL).
Type
A plant alkaloid
Colour
Bright yellow
Taste
Very bitter
Plant sources
Barberry, goldenseal, Coptis, Oregon grape
Where does berberine come from?
Berberine is found in the roots, stems and bark of plants such as barberry (Berberis vulgaris), goldenseal (Hydrastis canadensis), Oregon grape and Chinese goldthread (Coptis chinensis). Its intense yellow colour means it has historically been used as a natural dye.
Berberine drops vs capsules
| Liquid drops | Capsules | |
|---|---|---|
| Taste | Bitter (often mixed into a drink) | None |
| Adjustable serve | Yes, with the dropper | No |
| Mix into drinks | Yes | No |
| Swallowing | No pills | Capsules |
Tip: Berberine is very bitter. Mixing drops into juice or a smoothie can help with the taste.
Who should check with a doctor first?
Berberine may interact with some medicines. Speak with your doctor or pharmacist before taking berberine if you take any prescription medication, or if you are pregnant or breastfeeding.
Frequently asked questions
Why is berberine yellow?
Berberine is a naturally yellow compound, which is why berberine-containing plants have been used as dyes.
What does berberine taste like?
Very bitter. Liquid drops are often mixed into a drink.
Is berberine the same as barberry?
No. Barberry is a plant; berberine is one of the compounds it contains.
Keep reading
This article is general information only and is not medical advice. Always read the label and follow the directions for use. Dietary supplements should not replace a balanced diet. If you are pregnant, breastfeeding, taking medication or have a medical condition, speak with your doctor or pharmacist before taking a new supplement.

