Ashwagandha is considered a Rasayana which means that it helps in lengthening the lifespan. Modern medicine classifies ashwagandha as an adaptogen, which means it helps the body adapt to stress.
In a 60-day study with people with chronic stress, those in the group that supplemented with ashwagandha reported a 69% reduction in anxiety and insomnia, on average, compared with 11% in the placebo group. The herb is most well known for its rejuvenating and therapeutic attributes.
Historically, the roots of Ashwagandha have been used to treat arthritis, constipation, Insomnia, skin conditions, stress, gastrointestinal issues, diabetes, nervous breakdowns, fevers, snake bites, memory loss and various other conditions.