1 Examples are morphine and heroin. 2  Worldwide, an estimated 69 000 people die from opioid overdose each year.  There are an estimated 15 million people who suffer from opioid dependence (i.e. an addiction to opioids).
Berberine is a natural alkaloid found in a wide variety of traditional herbs including goldenseal, barberry and Oregon grape. Many herbalists credit this unique alkaloid for the benefits of ancient herbal tonics used by native populations throughout the world.
Berberine Review. Berberine is a unique compound extracted from a variety of herbs and plants. Widely praised for its anti-diabetic effects, berberine has been linked to powerful health benefits.