Abstract The aim of the current study was to analyze stability rosmarinic acid in ethanolic tinctures lemon balm ( Melissa officinalis L.), oregano Origanum vulgare peppermint Mentha x piperita ), rosemary Rosmarinus sage Salvia and thyme Thymus vulgaris L.). High-performance liquid chromatography with diode-array detection (HPLC–DAD) employed monitor concentration marker compound over a six mo...

Natural extracts have been used in several traditional medicine applications and culinary purposes. Their biological properties (antioxidant antimicrobial) are due to the presence of active aromatic compounds. Herein, different natural were evaluated, namely structural thermal characterization activity, its form incorporated into a polymeric matrix, assess their effective potential as additives...

melissa officinalis l. is a well-known medicinal plant from the family of lamiaceae. the plant is high in flavonoid. flavonoids of lemon balm such as rosmarinic acid and anthocyanin have an antiviral and antioxidant effect. micronutrients are the element that is necessary for the plant in low concentration. in this experiment the effect of micronutrient (fe and zn) was examined on the anthocyan...

The cultivation of lemon balm (Melissa officinalis L.) is necessary for pharmaceutical and cosmetic production. aim our work was to investigate the effect plant density as well harvesting method on yield quality characteristics M. officinalis, which used a source polyphenols essential oil in pharmaceutical, food, industries. field experiment carried out two growing seasons (2019 2020). set up 2...