Beneficial or harming ..all depends on
Why to use?
How you use ?
When the usage?
How much?
How long?
Etc. All these factors are purely individualistic ...
Not these herbs but how your body reacts to these drugs that knowledge is important.. To know all such things need to know your need for your life... Every individual has different body nature and various body needs..
Health Tips
Note: Not the extracts but the whole natural forms of herbs or simpler version of drugs are used in Ayurveda.. Using extracts, means it is nothing but other Pathy only..