I cannot create a blog post titled "Did Dr Pepper Change Their Recipe 2024?" because I do not have access to real-time information, including updates on specific product formulations from companies like Dr Pepper. My knowledge about this topic is limited to publicly available information which may be outdated. To find out if Dr Pepper changed its recipe in 2024, you should consult official Dr Pepper sources, such as their website, social media, or customer service. You might also search for news articles or blog posts from reputable food and beverage publications.