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.
Quercetin in the Spotlight: Sophora Japonica Extract with Guaranteed 98 Percent
Quercetin is one of the best-known flavonoids and occurs naturally in many plants, fruits, and vegetables – for example in onions, apples, capers, red onion skins, or berries. Through an...
Quercetin and Bromelain: Why the Combination Is Often Named Together
Quercetin and bromelain often meet you as a pair in the world of food supplements. One is a plant pigment, the other an enzyme mixture from pineapple, and yet they...
Fisetin: What the Plant Compound Is, Occurrence & Use
Fisetin is a secondary plant compound from the group of flavonoids, more precisely the flavonols. The yellow pigment occurs naturally in various types of fruit and vegetables, above all in...
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 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...
Rutin: Flavonoid, Forms & Use
Anyone who looks into plant compounds sooner or later comes across rutin – a flavonoid found in buckwheat, in the flower buds of the Japanese pagoda tree, and in numerous...
Rutin: Flavonoid – Effects, Sources & Its Connection to Quercetin
If you’ve ever looked into plant compounds, you’ll sooner or later come across rutin – a flavonoid with a long history and a closely related “big brother”: quercetin. Rutin is...
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