Halloween with less seed oil: candy, treats and trick-or-treat night. See the guide
Halloween guide, updated October 26, 2026

The least seed oil Halloween

Halloween candy is mostly sugar, so the polyunsaturated fat is small. The peanut and nut bars come out higher, and the dinner before trick-or-treating and the baked treats matter more than the bowl. Know the numbers, then pick the easy ones.

New to seed oils? Start with what they are, then come back.

One trick-or-treat night, two ways

18.1 g made with vegetable oil and margarine
4.1 g made with butter, olive oil or coconut oil

One serving of each:

Our estimates: each dish from the table the app's Cook at home screen uses, once with a vegetable oil blend and once with a better fat for that dish.

The candy bowl, an ounce at a time

Lowest to highest polyunsaturated fat per serving. These are USDA measurements (an ounce each) and one printed label for candy corn, from our grocery data. A number is grams of polyunsaturated fat, which is the app's measure, so it also counts the fat that comes from the peanuts themselves.

The fruit candies and chews are 0.0 g to 0.1 g. Plain milk chocolate is 0.4 g. The peanut bars climb: peanut butter cups 1.5 g and the nutrageous bar 2.3 g.

A fun size bar is smaller than the ounce listed, so one bar is less. Want more label checks? See the grocery aisles ranked and the skip this, pick this swaps.

Popcorn

Popcorn is the snack where the oil is the whole story. USDA measurements, an ounce each:

Air-popped is 0.6 g, caramel popcorn with peanuts 0.9 g and oil-popped microwave 6.5 g. At home, three cups popped in a vegetable oil blend are 5.5 g and 0.7 g popped in coconut oil (our estimate).

Dinner before the doorbell, and the baking

DishServingWith vegetable oil or margarine With butterWhere it hides
Chili1.5 cups4.0 g2.0 g (olive oil)the oil the meat and onions are browned in
Homemade pizza1 slice4.8 g1.8 g (olive oil)oil in the dough and on the pan
Mac and cheese1 cup3.1 g0.7 gmargarine in the sauce
Grilled cheese1 sandwich5.3 g1.7 gmargarine or oil on the bread
Sloppy joe1 sandwich3.1 g1.9 gthe oil the beef is browned in
Brownies1 brownie5.5 g0.7 gvegetable oil in the batter
Chocolate chip cookies2 cookies4.4 g0.8 gmargarine or shortening in the dough
Pumpkin pie1 slice3.1 g0.7 gthe shortening in the crust
Banana bread1 slice5.8 g1.0 gvegetable oil in the batter
Cheesecake1 slice3.3 g0.9 gmargarine in the crust
Stovetop popcorn3 cups5.5 g0.7 g (coconut oil)the popping oil

Our estimates, worked the way the app's Cook at home screen works them. The better fat is named in brackets, or butter where none is.

The easy swap is the fat

Brownies, cookies and the pie crust start with a spread or an oil. A tablespoon of each, from the USDA and the product's label:

Butter is 0.5 g and soft margarine 6.0 g. Bake with butter and the treats drop a lot.

Pumpkin season at the coffee counter

Pumpkin season drinks and bakery.
Lower picks: Pumpkin Spice Latte (Hot) 0.8 g, Pumpkin Spice Chai (Hot, Tall) 0.2 g
Skip: Pumpkin Loaf 8.4 g, Pumpkin Cream Cheese Muffin 6.2 g
Pumpkin season drinks and bakery.
Lower picks: Pumpkin Spice Latte (16 fl oz) 0.5 g, Pumpkin Cookie 1.4 g
Skip: Pumpkin Cinnamon Roll 3.3 g, Caramel Pumpkin Slice 3.5 g
Pumpkin season drinks.
Lower picks: Pumpkin Spice Signature Latte (Medium) 0.8 g, Pumpkin Cloud Dunkalatte (Medium) 0.7 g
Skip: Pumpkin Pie Coffee Chiller (Large) 5.9 g
Pumpkin season bakery.
Skip: Pumpkin Bread 12.2 g

Grams come from each chain's own nutrition guide. The drinks are mostly milk and syrup, so they are low; the pumpkin bread, muffins and rolls are where the number is.

Five easy Halloween swaps

Then next January: Half by February

When you want a plan, the four week plan to cut your seed oil in half is in the app every January. See the plan.

Download for iPhone Get it on Google Play

Free to download.

Common questions

Which Halloween candy has the most seed oil?

By the USDA numbers the peanut bars come out highest in polyunsaturated fat: an ounce of the nutrageous bar is 2.3 g and an ounce of peanut butter cups 1.5 g, against 0.0 g for fruit chews. Part of that is the peanuts themselves. See what counts as a seed oil.

Is candy corn a seed oil problem?

Its label shows 0.0 g of polyunsaturated fat for the serving listed. See more skip this, pick this swaps.

Are the restaurant numbers exact?

They are worked out from each chain's own published nutrition, item by item. Long-press any item in the app to see how. See how the numbers work.

Does the app cost anything?

The tracker is free. You can download Seed Oil Tracker for free, and logging your meals, the restaurant report cards, the order builder, the barcode scanner and your goal plan all stay free. Premium is optional. It adds a few extras and helps support the project.

More guides

Seed Oil Tracker doesn't tell you what to eat. It shows you the grams so you can pick your own number. Curious about the research? Read the studies on both sides.

Join the movement. 2,600+ chains graded. Get the app before Halloween