Guides
In the Scheunengut guide, we explain vitamins, minerals, plant compounds and dietary supplements clearly and with a solid scientific grounding – from correct intake to the right product for you. Use the search or the topic filters to quickly find what you need.
Creatine: Forms, Intake & Quality
Few powders are as well known – and as wrapped in myths – as creatine. „Water in the muscle?“, „Loading phase needed?“, „bad for the kidneys?“: Before you dig through...
L-Arginine: What It Is and How to Take It
L-arginine is a proteinogenic, semi-essential amino acid - that is, a genuine protein building block that a healthy body can, in principle, produce itself, though only to a limited extent...
L-Citrulline: Origin, Forms & Intake
You are holding two tubs: "6 g L-citrulline" on one, "6 g citrulline malate 2:1" on the other - same price. Which one delivers more? The answer surprises many people...
L-Carnitine: What to Know & How to Take It
L-carnitine is an amino-acid-like compound that the body can produce itself from the amino acids lysine and methionine. Through the diet it occurs above all in red meat – plant-based...
Taurine: What It Is and How It Is Used
Taurine is not an artificial energy-drink ingredient, but a substance your own body produces through its metabolism and which is found in fish, meat and seafood. And no – it...
L-theanine: origin, forms & intake
Want to be alert without feeling wired – the concentrated calm you know from a good cup of green tea? One name keeps coming up for exactly that: L-theanine, the...
High-dose vitamin C: how much makes sense?
High-dose vitamin C – the direct answer: Very high single doses do not automatically deliver more, because the proportion absorbed falls as the amount rises. Vitamin C is water-soluble, the...
How long should you take zinc?
The short answer up front: there is no fixed "right" duration for taking zinc. You can supplement zinc both in a course over several weeks and moderately over months –...
When should you take iron?
With hardly any other nutrient is the timing debated as passionately as with iron. On an empty stomach or with food? With vitamin C, but definitely not with coffee? That's...
How Fast Does Iron Work for Iron Deficiency?
In short: Iron doesn't work overnight. Before an iron deficiency noticeably improves, it usually takes several weeks to months – initial blood values such as haemoglobin may shift after a...
How Long Does It Take for Vitamin D to Work?
You started taking vitamin D in November and after three days you wonder: shouldn’t I be noticing something by now? The honest answer: Vitamin D is a marathon, not a...
Can You Overdose on Magnesium?
In short: through normal foods you practically cannot overdose on magnesium with healthy kidneys – any surplus is simply excreted. More relevant is the additional intake through supplements, above all...
How Long Should You Take Magnesium?
How long should you take magnesium? There is no fixed duration for everyone: because magnesium is an essential mineral that the body needs daily, the basic supply is an ongoing...
How Long Does It Take for Magnesium to Work?
How long does it take for magnesium to work? Magnesium is absorbed within a few hours of intake, but a noticeable effect depends on whether your stores are filled –...
Green Tea Extract & EGCG: Factually Explained
Green tea extract is a concentrated form of the leaves of Camellia sinensis – and its best-known ingredient is called EGCG, a catechin from the polyphenol family. While a cup...
MCT Oil: What It Is and How to Use It
In short: MCT oil consists of medium-chain fatty acids (medium-chain triglycerides), above all caprylic acid (C8) and capric acid (C10), and is usually concentrated from coconut oil. It is flavour-neutral,...
Black Seed Oil: Origin, Forms & Quality
On flatbread across the Orient, in Indian curries, in Egyptian pantries: the small black seeds of Nigella sativa have accompanied people for thousands of years. Their oil is popular today...
Rhodiola (Roseroot): The Adaptogen Explained
It grows where hardly anything thrives: on the wind-lashed rocky slopes of Siberia, at Arctic altitudes in Scandinavia, in the icy barrenness of the Altai. Rhodiola rosea, roseroot, has adapted...
Devil's Claw: The Root Explained Neutrally
Devil's Claw is not about the spectacularly barbed fruit that gave the plant its name - what is used is the underground root, more precisely the storage roots. Originally native...
Frankincense (Boswellia): Origin & Use
Frankincense is the dried resin of trees of the genus Boswellia. Its characteristic marker compounds are the boswellic acids, a group of triterpenic acids to which high-quality extracts are standardised....
Cranberry: The Large Cranberry Explained Factually
Once a year, entire fields are flooded across North America, and millions of deep-red berries rise to the surface – an image that has made the cranberry famous. Here at...
Probiotics or Prebiotics: The Difference
Picture your large intestine as a densely populated garden: trillions of microorganisms live there, and like any garden it needs two things – the plants themselves and the soil that...
Turmeric or Ginger: The Golden Roots Compared
Turmeric or ginger - the short answer: It's not an either-or. Both roots belong to the same plant family, yet they bring entirely different active compounds to the table: turmeric...
Melatonin or Valerian: The Comparison
It's late, your mind is still racing at full speed - and online you'll immediately come across two names: melatonin and valerian. The core difference in one sentence: melatonin is...
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