Essential oil Oregano has immunizing properties and a positive effect on energy. Essential oils are the volatile aromatic compounds of medicinal plants, flowers, fruits,... Physalis essential oils are botanically and biochemically defined. Not chemically treated, not modified, not cut, not diluted, not rectified, not reconstituted. How to Use: Oral route: 2 x a day 1 to 2 drops. Take diluted in 1 tablespoon of honey or as an infusion. Cutaneous route: massage, bath: 1 to 2 drops per 10 ml of vegetable oil. Diffusion: 2 to 5 drops depending on your preference or the size of the room.