Laetrile
Laetrile (also known as Amygdalin and Vitamin B17) is a concentrated form of nitriloside found in the seeds of bitter almonds, apricots, cherry and other fruits. It properties have been used and studied extensively for well over 100 years. The most common source of B17 is the apricot kernel although it can be found in other fruits. B17 can be administered orally or intravenously. It is not only well known for its anti-cancer properties but also for its use in pain management.