Ketologic Keto Gummies – Compared with other fruits, watermelon is relatively low in net carbs, with around 11.5 grams of carbs and 0.5 grams of fiber in a 1-cup (152-gram) serving . They’re also low in net carbs, with around 8.5 grams of carbs and nearly 7 grams of fiber in a 3.5-ounce (100-gram) serving . Hi Lorraine, I create weekly meal plans to address exactly this. 🙂 The meal plans are available here if you want to try a free week. You might also find my guide for keto for beginners helpful.