You would need to find a person who is familiar with oil, every oil is different and once you understand the oils better and your exact needs - it is possible to find the oil that right for you and your body.
There are people out there simply selling oil without information or trying establish what you need and what you can tolerate. This can be a problem if one buys a FECO oil simply because another person you know says it works for them. It may be too strong for you.
Make sure you understand the when the product you buy says 1000mg of CBD - it usually refers to the quantity of CBD in the whole bottle which you are buying, not per dosage. So there are many issues one needs to understand. Also high doses of CBD could really benefit someone with say Cancer, but for your needs you may only need 10mg or 20mg per dosage.
Some people don't understand the difference between CBD or THC ( FECO ) oils and may buy one that is not what they need. The difference between CBD and THC has been addressed in one of our other Blogs. Do go through the blogs to read more about achieving health.