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.
Buying Rutin: Purity & What to Look For
Rutin is one of the best-known plant compounds from the flavonoid group and is sold as a dietary supplement in the form of capsules, tablets and powders. If you want...
Buying NAC: Forms, Stability & What to Look For
N-acetyl-L-cysteine, usually shortened to NAC, is one of those substances sold as a dietary supplement in very different qualities. If you want to buy NAC, you'll quickly run into questions:...
Buying Moringa: Quality, Origin & What to Look For
Moringa oleifera is sold as a leaf powder, in capsules and as a tea, and has firmly established itself on the superfood shelf in recent years. Because the choice is...
Buying Milk Thistle: Silymarin Content & What to Look For
Milk thistle is one of the best-known plants on the dietary supplement shelf, and that's precisely why the choice can feel so confusing. Between a cheap powder and a highly...
Buying Maca: Forms, Colours & What to Look For
In recent years, maca has grown from a regional Andean plant into one of the best-known plant-based powders on health food store shelves and online. Anyone looking to buy maca...
Buying L-Carnitine: Forms & What to Look For
If you're looking to buy L-carnitine, you'll quickly run into a confusing range of choices: powders and capsules, different forms like tartrate or acetyl-L-carnitine, plus wide price differences and brand...
Buying Garlic Extract: Black Garlic & What to Look For
Garlic is one of the oldest cultivated plants in the kitchen – and in concentrated form as a capsule, powder, or fermented product, it's now a popular food supplement. If...
Buying Pomegranate Extract: Ellagic Acid & What to Look For
Pomegranate extract is one of those supplements where the label claims vary wildly from brand to brand. One manufacturer advertises an extract ratio of 45:1, the next states an ellagic...
Buying Ginseng: Ginsenosides, Origin & What to Look For
Ginseng is one of the oldest plants in traditional East Asian herbal medicine, and today it is available as capsules, powder, extract, or whole root. That very variety is what...
Buying Barley Grass: Powder vs. Juice Powder & What to Look For
Barley grass is one of the best-known green superfoods on the shelf, yet the range of products can feel overwhelming. Powder, juice powder, pressed tablets, organic or conventional, cheap or...
Buying Berberine: Purity, Bioavailability & What to Look For
In recent years, berberine has become one of the most sought-after plant compounds in dietary supplements. Anyone wanting to buy berberine quickly runs into a confusing range of offerings: different...
Buying Artichoke: Extract, Cynarin & What to Look For
The artichoke is one of the most traditional cultivated plants of the Mediterranean region and is now found as an extract in many dietary supplements. Anyone wanting to buy an...
Buying Alpha-Lipoic Acid: R-ALA & What to Look For
Anyone looking to buy alpha-lipoic acid quickly runs into a confusing range of choices: capsules, powders, different forms, and widely varying prices. Terms like R-ALA, racemic, or sodium R-ALA appear...
Buying Probiotics: Strains, CFU & What to Look For
The market for products containing live bacterial cultures has become difficult to navigate: capsules, powders, and drops advertise high numbers, exotic strain names, and plenty of promises. Anyone looking to...
Buying Potassium: Forms, Dosage & What to Look For
Potassium is one of the most important minerals in the body and is present in almost every cell. Anyone considering a potassium supplement quickly runs into plenty of questions: which...
Buying Vitamin E: Natural vs. Synthetic & What to Look For
Vitamin E is one of the best-known fat-soluble vitamins – and countless products sit side by side on the shelf, from the cheap capsule to the high-dose complex. But the...
Buying Vitamin A: Retinol, Beta-Carotene & What to Look For
Vitamin A is one of the fat-soluble vitamins and is involved in many fundamental processes in the body. Anyone wanting to buy a product quickly runs into a confusing range...
Buying Glucosamine & Chondroitin: What to Look For
Glucosamine and chondroitin are among the best-known ingredients in the supplement world and often appear together in a single product – frequently rounded out with MSM or collagen. Anyone approaching...
Buying Electrolytes: Composition & What to Look For
Electrolyte drinks and powders now sit on almost every shelf, and the choice has become overwhelming. Colorful tubs, sport tabs, sticks for your water glass: they all promise more performance,...
Buying Calcium: Forms, Dosage & What to Look For
Calcium is the mineral most people think of first when it comes to bones – and at the same time one of the most commonly mis-bought. That's because the number...
Buying Vitamin K2: MK-7, Dosage & What to Look For
If you're looking into bone health or taking a higher dose of vitamin D3, you'll sooner or later come across vitamin K2. The market is full of drops, capsules, and...
Buying Medicinal Mushrooms: Extract, Quality & What to Look For
Medicinal mushrooms are one of the fastest-growing categories in dietary supplements – and also one of the most confusing. Reishi, Cordyceps, Lion's Mane, Chaga: the names sound exotic, and the...
Buying Resveratrol: Trans-Resveratrol & What to Look For
Resveratrol is one of the best-known plant compounds in the supplement world – not least because it's such a hot topic in conversations about healthy ageing, or “longevity”. But if...
Buying Quercetin: Bioavailability & What to Look For
Quercetin is one of the best-known flavonoids and is found in onions, apples, capers and green tea. As a dietary supplement, it's usually sold at high doses – but the...
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