No food supplement eliminates inner restlessness – but a few nutrients do have a recognized role for the nervous system and mental function. Magnesium leads the way, contributing to the normal function of the nervous system and to normal psychological function, along with several B vitamins. Inner restlessness isn't a single medical condition but a catch-all feeling with many possible causes.
Short and straight to the point: there is no supplement that "eliminates" inner restlessness – but there are nutrients with an officially recognised function for your nervous system and your psyche. Chief among them is magnesium, which demonstrably contributes to normal function of the nervous system and to normal psychological function, along with several B vitamins. Here's an honest breakdown of everything else.
You probably know the feeling: it's Sunday evening, there's really nothing to do – and yet your mind is racing, your thoughts keep jumping, and your body stays "revved up," as if you might need to bolt at any moment. Inner restlessness isn't a medical condition with a single cause but a catch-all feeling. That's exactly why it's worth breaking it down into its building blocks – and looking at where nutrition and nutrients genuinely play a role, and where they don't.
What happens in the body when you "can't switch off"
Your nervous system works with two opposing forces: the activating sympathetic branch ("accelerator") and the calming parasympathetic branch ("brake"). With inner restlessness, the balance often gets stuck on the accelerator side. Minerals are directly involved in this signal transmission: nerve cells fire via electrical signals that arise at the cell membrane through the interplay of magnesium, potassium, calcium and sodium. Magnesium acts like a natural doorman at certain channels of the nerve cell – it's involved in orderly signal transmission. This isn't a promise of calm, just plain cell biology: without these building blocks, normal nerve function runs less smoothly.
These nutrients have an authorised function for nerves & the psyche
Instead of vague promises, we look at what has been scientifically reviewed and authorised as a health claim in the EU. These statements you can take seriously:
| Nutrient | Authorised claim (in essence) |
|---|---|
| Magnesium | normal function of the nervous system; normal psychological function; normal muscle function |
| Vitamin B1, B2, B3, B6, B7 (biotin), B12 | normal function of the nervous system |
| Vitamin B1, B3, B6, B7 (biotin), B12, folate | normal psychological function |
| Potassium | normal function of the nervous system and muscles |
Important context: these are function claims. They describe that these nutrients are building blocks of normal nerve and psychological function – they are not a sedative and do not claim to "dissolve" restlessness. That's precisely what makes them credible.
Why magnesium comes up so often here
Magnesium is involved in over 300 enzymatic reactions in the body and comes with four matching function claims at once: nervous system, psyche, muscles and energy metabolism. Especially during demanding periods, the need is easily underestimated – anyone who exercises a lot, sweats heavily, eats a one-sided diet or drinks a lot of coffee runs a higher risk of a shortfall. Which magnesium form suits you is covered in Magnesium: Citrate, Glycinate or Malate?, and whether it's better to take it in the morning or evening is explained in Magnesium: Morning or Evening?. How a deficiency actually shows up is covered in Magnesium Deficiency: Signs.
What research is investigating
The relationship between nutrient supply, stress and mental resilience is an active field of research. Among other things, researchers are investigating what role magnesium and B vitamins play during periods of heightened tension. What is established, textbook knowledge is the role of these nutrients as cofactors in nerve and energy metabolism. What follows from that in any individual case remains just that – individual; no product efficacy claim can be derived from it, and we deliberately don't make one.
In practice: dosage, timing & combination
If you'd like to supplement your magnesium supply, a few practical points can help:
- Timing: Magnesium can be taken regardless of the time of day. Many people take it in the evening because it fits well into their routine – that's not a strict requirement. The trade-offs are covered in Magnesium: Morning or Evening?.
- Tolerability: Well-buffered forms such as bisglycinate are considered especially gentle on the stomach, while citrate has good bioavailability – details in Magnesium Bisglycinate or Citrate?.
- Combination: Magnesium and vitamin B6 are often offered together; whether that makes sense is explained in Can You Take Magnesium and Vitamin B6 Together?.
- Patience: Nutrient supply isn't an instant effect. How long it takes for stores to fill up is explained in Magnesium: How Long Until It Works?.
Where to get magnesium & B vitamins through diet
Before reaching for supplements, it's worth looking at your plate. A varied diet covers the basics:
| Nutrient | Good food sources |
|---|---|
| Magnesium | pumpkin seeds, sunflower seeds, almonds, oats, whole grains, dark chocolate, legumes |
| B vitamins | whole-grain products, legumes, nuts, eggs, dairy products, leafy green vegetables; B12 mainly from animal sources |
| Potassium | bananas, potatoes, legumes, apricots, spinach, nuts |
Anyone who eats a one-sided diet, eats a lot of processed food, or loses their appetite during demanding periods runs a higher risk of a shortfall. A B-complex or a targeted single supplement can then be a useful addition – as a supplement, not a replacement for a good foundation.
Traditional plant classics – honestly assessed
Around inner calm, several plants are traditionally mentioned: valerian, passionflower, lemon balm, hops, lavender. They have centuries of history of use in European herbal tradition. But to be honest: no health claims are currently authorised in the EU for these plants as supplements. We therefore describe them in a purely neutral way – as traditionally used plants, without promising any effect. Factual profiles can be found in our guides on Valerian, Passionflower and Lemon Balm.
The foundation: your everyday life comes first
Before reaching for a capsule, it's worth taking an honest look at the basics – they often matter most:
- Check your caffeine intake: Lots of coffee, energy drinks or cola can noticeably increase restlessness – details in Coffee and Supplements.
- Sleep rhythm: A consistent rhythm is a key factor – guidance in Sleep Better Naturally.
- Demanding periods: During challenging times, Stress & Inner Calm: Magnesium & Adaptogens helps put things in context, complemented by Nutrients for a Stressful Everyday Life.
- Nerve support: An overview of which nutrients support the nerves is given in Nutrients for the Nerves.
Honestly assessed: what's established and what isn't
What's established is the function of magnesium, several B vitamins and potassium for a normal nervous system and, in part, normal psychological function. What is not established – and cannot legally be claimed – is that a supplement "takes away" inner restlessness or has a calming effect. If inner restlessness persists, or is accompanied by pronounced nervousness, a racing heart or feelings of anxiety, seeing a doctor is the most important step – that's where you can find out what's really behind it. Supplements are no substitute for that assessment.
Suitable products from Scheunengut
If you'd like to support your nutrient supply in a neutral way, you'll find Magnesium, B Vitamins and the topic worlds Mind – Sleep & Inner Calm as well as Stress & Exhaustion with us. All products are lab-tested and made in Germany. For persistent complaints, medical advice is always the first step.
Frequently asked questions (FAQ)
Which magnesium is best for inner restlessness?
There's no magnesium "against" inner restlessness – but magnesium generally contributes to normal function of the nervous system and to normal psychological function. When it comes to the form, it's mainly about tolerability and bioavailability: citrate has good availability, glycinate is considered especially gentle on the stomach. Details can be found in our guide to magnesium forms. For persistent complaints, please consult a doctor.
Can B vitamins help with nervousness?
B vitamins such as B1, B6 and B12 have authorised function claims for normal function of the nervous system and, in part, normal psychological function. That means they are building blocks of normal nerve processes – but it is not a claim that they "fix" nervousness. A balanced supply is the foundation, not a sedative.
When should I see a doctor about inner restlessness?
If inner restlessness persists, weighs heavily on you, or is accompanied by a racing heart, sleep problems, feelings of panic or physical symptoms, it should be checked out by a doctor. The thyroid, blood values or medications can also play a role. Supplements do not replace this assessment.
Does valerian help against inner restlessness?
Valerian has a long tradition of use in herbal medicine, but no health claims are authorised in the EU for valerian as a supplement. We therefore describe it neutrally and make no promise of effect. A factual profile can be found in our valerian guide.
Health notice: This guide is for general information purposes only and does not replace individual medical or pharmaceutical advice. Food supplements are not a substitute for a balanced, varied diet and a healthy lifestyle. If you have health concerns, are pregnant or breastfeeding, or are taking medication, please consult a doctor or pharmacist. How our guides are created →
Sources
- Magnesium – Reference Values for Nutrient Intake — German Nutrition Society (DGE), 2021
- BfR Assesses the Recommended Maximum Daily Intake of Magnesium from Food Supplements — German Federal Institute for Risk Assessment (BfR), 2017
- Magnesium – What Should You Watch Out For? — Verbraucherzentrale, 2026








