The invention discloses delavay falsepanax herb essential oil soap and a preparation method thereof. The delavay falsepanax herb essential oil soap is prepared from delavay falsepanax herb essential oil, shea butter, prinsepia utilis seed oil, coconut oil, palm oil, olive oil, sodium hydroxide and water. The preparation technology is simple and safe, natural plant effective ingredients are added, the quality of the soap is improved, skin can be cleaned, the soap can achieve the antibacterial, anti-inflammation and skin lubricating effects, fragrance lasts long, and use experience and feel are unique.