Raspberry ketone may decrease the risk of bleeding when taken
with drugs that increase the risk of bleeding such as warfarin.
Raspberry ketone may lower one's blood sugar levels. Err on the
side of caution when using a supplement and get some feedback
before using. It can cause other issues. Raspberry ketone may also
interact with agents that block androgen receptor activity, agents
that regulate heart rate, agents that can cause liver disorders,
and skin disoders.