Good news—this chimichurri is naturally gluten-free! All the ingredients, from the fresh herbs to the olive oil, are completely safe for anyone avoiding gluten. Just be sure to check your red wine vinegar label, as some brands may sneak in gluten-containing additives. As long as you stick with gluten-free vinegar, you're all set to enjoy this fresh and zesty sauce on just about anything. No need for substitutions here—just make it, serve it, and savor it without any worries!