How do you detect if someone is using k2 and k3?

Detecting the use of synthetic cannabinoids like K2 and K3 can be challenging, as they often do not show up on standard drug tests. Behavioral signs may include altered mental states, agitation, confusion, or unusual physical reactions. Additionally, users may exhibit symptoms such as rapid heart rate, nausea, or paranoia. If you suspect someone is using these substances, it's important to approach the situation with care and consider professional help.