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Berries of Vaccinium myrtillus L. Detection of adulterations by other species

Berries of Vaccinium myrtillus L. Detection of adulterations by other species

by Maxime Keranguyader | Apr 13, 2023 | News

Lepidium meyenii Walp. – Dosage of macamides by HPLC

Lepidium meyenii Walp. – Dosage of macamides by HPLC

by Maxime Keranguyader | Nov 24, 2022 | News

Introduction Originally from Peru, maca is a plant that has been used for thousands of years. It grows in the High Andes, around 4000 meters above sea level, which brings it´s specificity. Only the roots are consumed and gave it the name of Peruvian viagra because...
Hypericum perforatum L. –  Shortcuts to be avoid for species characterisation

Hypericum perforatum L. – Shortcuts to be avoid for species characterisation

by Maxime Keranguyader | Nov 17, 2022 | News

Introduction Originally from Europe, Hypericum perforatum is a plant widely used for its astringent, healing, antiseptic and psychotropic properties. The active part consists of the flowering aerial parts which contain certain characteristic compounds such as...
Uncaria tomentosa DC – Dosage of oxindole alkaloids, distinction of POA / TOA

Uncaria tomentosa DC – Dosage of oxindole alkaloids, distinction of POA / TOA

by Maxime Keranguyader | Nov 8, 2022 | News

Introduction Originally from the Amazon, Uncaria tomentosa is a plant widely distributed in the countries crossed by the Andes Cordillera. The Uncaria genus includes about forty species of tropical lianas from Asia, Africa and South America. The best known are the...
Grape seeds : how to detect adulterations by HPTLC

Grape seeds : how to detect adulterations by HPTLC

by Maxime Keranguyader | Oct 13, 2022 | News

Introduction Grape seeds (Vitis vinifera L.) are known and widely used for their high content of condensed tannins, proanthocyanidins (PAC) which are oligomers of flavan-3-ol (catechins), also called OPC (oligomers of procyanidins). These substances are responsible...
Valerian, identification and dosage of valepotriates

Valerian, identification and dosage of valepotriates

by Maxime Keranguyader | Oct 13, 2022 | News

Introduction Since January 2015, lots of European countries ask to monitor some actives in botanical extracts to be sold in the market. For example, in France, for Valeriana officinalis and Valeriana jatamansis it is necessary to: • prove the absence of valepotriates...

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Recent Posts

  • Berries of Vaccinium myrtillus L. Detection of adulterations by other species
  • Lepidium meyenii Walp. – Dosage of macamides by HPLC
  • Hypericum perforatum L. – Shortcuts to be avoid for species characterisation
  • Uncaria tomentosa DC – Dosage of oxindole alkaloids, distinction of POA / TOA
  • Grape seeds : how to detect adulterations by HPTLC

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