Is Pistachio flavor sugar free pudding pie filling Keto?
NO. While the label boasts 'sugar-free,' this pistachio pudding pie filling is not compatible with a strict Keto diet. The verdict comes down to hidden starches that spike blood glucose. Here is why you should skip this ingredient for your low-carb recipes.
The Ingredient Breakdown
As a food scientist, I look past the marketing claims on the front of the box and go straight to the ingredient list. For a product to be truly Keto, it must rely on fats for energy while avoiding ingredients that convert to sugar in the body. Unfortunately, this Pistachio flavor sugar free pudding pie filling fails that test immediately.
The primary culprit is MALTODEXTRIN. You will often find this listed right after the modified cornstarch. Maltodextrin is a highly processed starch derived from corn, rice, potato, or wheat. Despite having zero grams of sugar on the nutrition label (due to FDA labeling loopholes), it has a glycemic index of 110—higher than table sugar. For a Keto dieter, this ingredient will spike insulin levels and likely kick you out of ketosis.
We also see MODIFIED CORNSTARCH listed as the very first ingredient. This is the structural backbone of the pudding, providing the thickening agent. Like maltodextrin, this is a concentrated carbohydrate source. Even though the serving size might make the net carb count look low, consuming a full slice of pie made with this filling introduces a significant load of glucose into your system.
Finally, the ARTIFICIAL COLOR suite (Yellow 5, Yellow 6, Blue 1) and ARTIFICIAL FLAVOR are red flags for those seeking a clean Keto diet. While they don't add carbs, they represent ultra-processed additives that many health-conscious Keto followers prefer to avoid.
Nutritional Value
On the surface, the nutrition facts seem promising for a dieter. A standard serving contains very few calories, almost zero fat, and zero sugar. However, this is misleading. In the Keto framework, we prioritize high healthy fats and moderate protein. This product is essentially a low-fat, high-starch mixture.
The lack of fat is the second reason this fails the Keto test. Keto is a high-fat diet. To make a satisfying keto dessert, you need to add heavy cream or cream cheese to the mix. If you use this filling as directed (usually with milk), you are adding the lactose (milk sugar) from the milk on top of the starches in the mix.
Regarding the sweeteners, the product uses ASPARTAME and ACESULFAME POTASSIUM. While these are technically carb-free, they are controversial. Some studies suggest artificial sweeteners can trigger an insulin response in certain individuals, further complicating blood sugar management. If you are strictly tracking 'total carbs' rather than 'net carbs,' this product will fit your macros, but if you are tracking metabolic impact, it is a failure.
Frequently Asked Questions
Does Pistachio flavor sugar free pudding pie filling contain dairy or gluten?
Is Pistachio flavor sugar free pudding pie filling good for weight loss?
Where can I buy Pistachio flavor sugar free pudding pie filling?
Is Pistachio flavor sugar free pudding pie filling safe for kids?

Pistachio flavor sugar free pudding pie filling
Keto Analysis
We recommend searching for certified Keto alternatives.
Pro Tip
Always double-check the label. Manufacturers change ingredients frequently without notice!




