Yes, KDP (Kindle Direct Publishing) low-content books can be profitable. Many authors have found success in creating and selling low-content books on Amazon KDP. However, the profitability of your low-content book will depend on several factors, such as the quality of your content, the size of your target audience, your marketing strategy, and the competition in your niche. It's important to do thorough research and create high-quality books that offer value to your readers to increase your chances of success, as well as experiment with different pricing strategies and marketing techniques to find what works best for your book and audience.