Valerian
Valerian root in capsules, tablets, tinctures and tea, from Valeriana officinalis. We explain how extract strengths differ, why the valerenic acid marker matters and when to take it in the evening. We also say what valerian cannot claim.Read more →
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Choosing valerian root: forms, extract strengths and timing
Valerian (Valeriana officinalis) is a flowering plant native to Europe and Asia. Only the root and the rhizome, the underground stem, end up in supplements. The root is dried and then turned into powder, a concentrated extract or a liquid. Its smell is strong and earthy, which is one reason most buyers pick capsules over tea. You will find it alongside the rest of our herbal supplement range.
The compounds studied most are valerenic acid and the iridoids, sometimes called valepotriates. Researchers have not pinned down which compound does what, or whether several act together. That open question is not just academic. It explains why valerian labels differ so widely, and why the number on the front of the bottle can mislead you.
Extract strength is the number that actually matters
Two products can both say valerian and contain very different amounts of plant. A 10:1 extract means ten parts of dried root are concentrated into one part of extract. So 60 mg of a 10:1 extract is roughly equal to 600 mg of root. Plain root powder needs a far higher weight per capsule to reach the same level.
- Root powder: the whole dried root, ground and encapsulated.
- Standardised extract: concentrated, and measured against a marker such as 0.8% valerenic acid.
- Tincture or drops: root in alcohol or glycerine, dosed by the drop.
- Tea: cut root, strongest in taste and smell, least precise in dose.
Standardised means every batch is tested so it holds the same amount of the marker compound. Without a marker on the label, you cannot fairly compare one bottle with another.
How we choose valerian at BONO
Three things decide whether a valerian product joins the range: the form, the amount of root it genuinely delivers, and the company it keeps in a blend. We prefer extracts that name a marker such as valerenic acid, because that lets you compare bottles instead of guessing. We also keep plain root powder for people who want the whole root without concentration. Blends with hops or lemon balm are fine by us. Blends that bury the valerian amount inside a proprietary mix are not. Every product passes our compliance team, and independent labs spot-check batches. See how we select brands and products.
Who it suits, and what we will not claim
Valerian is for adults who want a plant-based option in their evening routine and prefer something other than a hormone. It sits naturally next to magnesium, and many people take magnesium supplements in the same evening slot.
Here is the honest part. The European food safety authority (EFSA) has approved no health claim for valerian, so we will not tell you it improves your sleep. What we can tell you is that it has a long tradition of evening use, that most studies ran for a few weeks rather than a single night, and that people who notice something usually do so after two to three weeks of consistent use. If you want an ingredient with clearer approved wording behind it, look at our other sleep supplements before you commit to valerian.
Valerian can make you drowsy, so do not drive or use machinery until you know how it affects you. It is for adults, not for children, and not while pregnant or breastfeeding. Do not combine it with alcohol or with sedative medicines, and speak to your doctor first if you take any prescription medication.
Frequently asked questions
What is valerian root?
Valerian root comes from Valeriana officinalis, a flowering plant found across Europe and Asia. Only the root and the rhizome, the underground stem, are used. They are dried and then made into powder, extract, tincture or tea. The plant has been used in Europe since ancient times, which is why you often see the phrase traditional use on packaging. Modern supplements focus on valerenic acid, the compound most often measured on the label.
Which form of valerian should I choose?
It depends on how precise you want to be and how you feel about the taste. Concentrated extracts give you the most consistent amount per capsule. Root powder gives you the whole root, unconcentrated. Tinctures are flexible because you dose by the drop, and tea is the most traditional but the least precise.
| Form | How it is dosed | Suits |
|---|---|---|
| Standardised extract | Per capsule, marker listed | Comparing products |
| Root powder | Per capsule, whole root | Whole-plant preference |
| Tincture or drops | By the drop | Adjusting your own amount |
| Tea | By the cup | Evening ritual, strong taste |
When should I take valerian?
Most people take it in the evening, roughly thirty minutes to an hour before going to bed. Some product labels split the amount, with one serving in the late afternoon and one before bed. Follow the label of the product you bought, because a concentrated extract and a root powder need very different amounts. Valerian can cause drowsiness, so it is not an ingredient for the working day unless you know exactly how it affects you.
How long does it take before I notice anything?
Do not judge valerian on one night. Most studies ran it daily for several weeks rather than as a one-off, and people who notice a difference usually report it after two to three weeks of consistent evening use. That is the realistic expectation we would give our own family. If nothing has changed after about a month of steady use at the amount on the label, valerian is probably not the right ingredient for you.
Can I take valerian together with melatonin or magnesium?
They are different things and people do combine them, but start with one at a time so you know what is doing what. Melatonin is a hormone your body already makes; valerian is a plant root. Magnesium is a mineral with its own role in the body. Adding all three at once makes it impossible to tell which one suits you. Speak to your doctor before combining supplements if you take prescription medication.
Does valerian have side effects?
Reported effects are usually mild: headache, an upset stomach, feeling dull or foggy the next morning, and vivid dreams. Some people feel restless rather than calm, which sounds odd but is documented. Because valerian can make you drowsy, do not drive or operate machinery until you know your own response. Stop taking it and speak to your doctor if anything unexpected happens. Long-term safety has not been well studied, so most guidance treats it as a short-term option.
Who should not take valerian?
Valerian is for adults. It is not suitable for children, and there is not enough information on use during pregnancy or breastfeeding, so avoid it in those situations. Do not combine it with alcohol or with sedative medicines, including sleeping tablets and some antidepressants. If you take any prescription medication, have a liver condition, or have surgery planned, talk to your doctor or pharmacist before you start.
Why do valerian labels show such different milligram numbers?
Because they are measuring different things. A label showing 500 mg of root powder means half a gram of ground root. A label showing 60 mg of a 10:1 extract means the same 600 mg of root has been concentrated ten times over. Both are honest; they simply describe different products. To compare fairly, look for the extract ratio and the standardised marker, for example 0.8% valerenic acid. A big number with no ratio and no marker tells you almost nothing about strength.
Can I take valerian every day, long term?
Most safety guidance covers short-term use of a few weeks rather than continuous use over months, because long-term data is limited. Some people also report that the effect they noticed at first becomes less obvious over time, which is why intermittent use is a common approach. If you have been taking it daily for a long stretch, taper off rather than stopping abruptly, and discuss ongoing use with your doctor.
