Country of origin: India Plant part: leaf   Principal constituent(s): Patchoulol Aromaforce® products are made in Canada from domestic and imported ingredients. Mix up to 10 drops of essential oil in 15 ml of base oil for safe topical use. Bioforce Canada Inc. recommends the use of all Aromaforce essential oils within 1 year after opening. Once opened the efficacy and quality of the oils will slowly decrease over time.