When evaluating herbal nutritional supplements, extreme caution ought to be used, as a “drug-effect" is occurring and must be treated accordingly. Just because they're from nature and not man-made doesn't mean they're benign.
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Does it contain substances which don't have any proven benefit?
Many times a “brand new" ingredient is contained that has supposed fantastic advantages, but it's so new that there is no documentation yet that it functions. Testimonials are abundant and the research is in route. If you want to get the benefits at this time, you can begin today. They make you feel like you're the smart ones to jump on the bandwagon early. At worst, you might be causing injury to your body. So choose high quality supplements for a healthy body.
Is the supplement imbalanced in its quantity of components?
If it contains minerals and vitamins, they need to be in proper balance in relation to each other, or they may not be absorbed and bioavailable; or harmful effects could happen. There are a limitless of interactions between vitamins and minerals which need to maintain a natural equilibrium, not a man-made amount.
A tip-off this is when looking at the percentages of the RDAs listed in the ingredients if you are getting 1000+% for one and 25% of another one.