Start with 10mg a day and increase as needed.
There are several ways to use CBD crystals:
1) Dissolve under your tongue and hold for 60–90 seconds
2) Use a vaporizer aimed for concentrates: Insert the extract, heat to desired temperature and draw. Do NOT overheat.
3) Mix with vape liquid and shake to dissolve
4) Infuse melted coconut oil with CBD crystals to make edibles
5) Mix with carrier oil. For a 10% CBD oil, mix 10ml oil with 1000mg CBD extract