natural, made from Potassium Alum crystals or deodorant stones, also known as “Tawas” crystals, sourced from ancient mines deep below the Asian continent. Completely synthetic chemical-free, it does not contain Aluminium Chloride or Aluminium Chlorohydrate. RECOMMENDED FOR natural, made from Potassium Alum crystals, also known as “Tawas” crystals, sourced from ancient mines deep below the Asian continent. Completely chemical-free, it does not contain Aluminium Chloride or Aluminium Chlorohydrate. RECOMMENDED FOR Now more than ever we live in a world that promotes good health and personal hygiene, people are generally becoming more aware and concerned with what products contain, especially those that they are using on their bodies. So it is not surprising that natural deodorants have seen something of a resurgence in popularity of late. Perspi-Guard Natural Deodorant also contains skin soothing and conditioning Aloe Vera. This will help prevent any irritation so making it an ideal deodorant for younger users or those who typically find alcohol based deodorants uncomfortable. For best results use daily after washing and apply liberally on to the skin.