Trifecta Dispensary is a Veteran owned cannabis store located in Norman, OK. medical marijuana dispensary. What sets this cannabis dispensary apart is that we strive to provide a more patient-oriented experience through educating our client and community on the benefits and options available in the MMJ industry. We have cannabis concentrates, cannabis vapes, hash rosin, pipes, bongs, and more! Ask about doctor recommendations. Discounts for Military, Students and First Responders!