CBDA, the cannabidiolic acid, becomes CBD when heated and like CBD, CBDA is not psychoactive.
Research shown this potential effects: 
- Antibacterial – inhibits the growth of bacteria.
- Anti-emetic – relieves vomiting and nausea.
- Anti-inflammatory – works to systematically reduce inflammation.
- Anti-proliferative – helps to limit the growth of cancer cells.
 PubMed reports: http://www.ncbi.nlm.nih.gov/pubmed/?term=Acid+cannabidiolic