One thing you should expect at your first ayahuasca retreat in the USA is a deep sense of introspection and personal transformation. The ceremony typically involves a group setting, and you'll be guided by experienced facilitators who create a safe, supportive environment. I remember my first experience—there was a lot of preparation beforehand, both mentally and physically, as you're encouraged to follow a specific diet and avoid certain substances. During the ceremony, the effects of the ayahuasca brew can vary, but it's common to experience vivid visions, intense emotions, and a profound connection to yourself and the universe. It's also important to be prepared for the physical effects, such as nausea or purging, which are seen as part of the cleansing process. The retreat will usually offer integration sessions afterward, where you can process your experience with others. It's a powerful journey, and the support and guidance from the facilitators can make a huge difference in how you navigate it.