Being a natural extract, it is completely safe to use. You can trust this extract, and be carefree about its consumption. However, naturally, there's a prescribed dose, which you should never surpass. For this, you can take advice from a doctor a physician who will be in a position to tell you what categories of dosage patterns suit your body. Also, there might be duplicates or adulterated versions of this extract available in the market. So you must make sure that the person you are purchasing it from is trustworthy and reputed. This extract is also used as an ingredient in many types of tablets and syrups, so be careful while being those too. Make sure that the manufacturer is well- known in the medical sphere.