The Secretary นธิ manure medicine development, said to use essential oil, also known as อโรมา therapy (Aroma Therapy) at present. Is used in the treatment of reduced stress, both inhalation, application and massage.Due to the volatile, it has a high concentration And substance in essential oil may cause allergic skin. But in the domestic research in this ไทยย also gained hard. The oil that cause allergic reactions, there are several types
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