Delicata Squash: Nutrition, Edible Skin and Is It Healthy?

Delicata squash is a small, oblong winter squash with cream-colored skin, green or orange stripes and mild, sweet yellow flesh. Its thin skin softens completely when roasted, which makes it one of the easiest winter squashes to prepare. USDA has no delicata entry in its SR Legacy food database, so this guide uses clearly labeled nearest entries: the USDA composite for all winter squash varieties and acorn squash, a close botanical relative. It covers what delicata is, what those numbers show, whether delicata squash skin is edible, whether delicata squash is healthy, and the bitter squash warning.

Peptide Labs does not sell delicata squash or squash products. This article is general nutrition information, not medical advice.

What is delicata squash?

Plant research classifies delicata as Cucurbita pepo. A 2026 Phytopathology study grew Cucurbita pepo cultivar Delicata in a greenhouse, a 2023 Plant Disease report described Bush Delicata as a winter squash of the same species, and a 2022 Journal of Food Composition and Analysis study listed Delicata among the Cucurbita pepo cultivars it tested. That puts delicata in the same species as acorn squash, spaghetti squash and even summer zucchini, as our earlier guides report.

Although it is grouped with winter squash, delicata is small and thin-skinned, so it handles more like a sturdy summer squash on the cutting board. It is a different species from butternut (Cucurbita moschata) and from our sibling guide’s kabocha squash (Cucurbita maxima), according to the same body of plant research.

Delicata squash nutrition: the USDA data gap

USDA FoodData Central (SR Legacy) has no entry for delicata. The table shows the nearest USDA entries instead: the composite “winter, all varieties” entry and baked acorn squash, which shares delicata’s species. Neither is delicata itself. Values are per 1 cup of baked cubes (205 g) with FDA percent Daily Values.

The two USDA entries differ sharply on vitamin A: the composite entry, which averages several varieties including orange-fleshed ones, gives 59% of the Daily Value per cup, while baked acorn squash gives only 5%. Acorn squash leads on potassium, magnesium and thiamin. Delicata’s yellow flesh suggests it sits somewhere between them, but USDA has not measured it, so no exact delicata squash nutrition figures can be given from this database. Be wary of websites that list a full delicata panel without naming a source.

The NIH Office of Dietary Supplements (ODS) explains that provitamin A carotenoids such as beta-carotene, which give squash its yellow and orange color, are converted to vitamin A in the body. Our beta-carotene guide covers how that works.

Delicata squash skin: can you eat it?

Yes. Delicata squash skin is thin, and roasting or sauteing softens it until it is tender, so most recipes leave it on. That is the main reason delicata is popular with cooks who dislike peeling hard squash. A few practical points:

• Scrub first: wash and scrub the outside under running water before cutting, as with any produce eaten with its skin.
• Trim tough spots: cut away any blemished or scarred patches on the rind.
• Peel if you like: some older or larger squashes have firmer skin; a vegetable peeler works on delicata where it struggles on kabocha.
• No nutrition promises: USDA entries for winter squash cover the flesh, so there is no USDA figure for the skin on its own.

Is delicata squash healthy?

Delicata is a whole vegetable that fits easily into balanced meals. The Dietary Guidelines for Americans 2020-2025 place winter squash in the red and orange vegetable subgroup, and plant research identifies delicata as a winter squash. Winter squash is not in the starchy vegetable subgroup; see our starchy vegetables guide.

There is almost no research on eating delicata specifically; studies that name the cultivar are about plant diseases, pollinators and soil. The honest summary is the USDA one: winter squash supplies fiber, vitamin C and potassium for relatively few calories per cup. For more on those nutrients, see our guides to high-fiber foods and foods high in potassium.

Cautions

• Bitter squash: plants in the gourd family can make cucurbitacins, intensely bitter compounds that a 2026 research review describes as a natural defense against plant-eating insects. Normal squash tastes mild or sweet. A 2020 case report described a woman hospitalized with vomiting, bloody diarrhea and dehydration after eating strongly bitter zucchini from a home garden, and a French poison center study of plant mix-ups found the gourd family among the most common sources. If a cooked piece tastes unpleasantly bitter, spit it out and throw the squash away; call Poison Help at 1-800-222-1222 or seek care if symptoms follow, as those case reports advise.
• Same species as zucchini: the 2020 case report involved Cucurbita pepo, the species that includes delicata, so the bitter taste test applies to delicata too.
• Allergies: squash is not among the nine major food allergens under US law, but any food can cause a reaction in some people.
• Toppings: roasted delicata is often finished with maple syrup, butter or cheese, which add sugar, saturated fat and sodium.

How to choose, store and cook delicata

• Choosing: pick squash that feel firm and heavy for their size, with no soft spots or cracks; cream skin with deep green or orange stripes is typical.
• Storing: delicata keeps for a few weeks in a cool, dry place, a shorter time than thick-skinned squash such as kabocha.
• Rings: trim the ends, scoop out the seeds with a spoon and slice the squash crosswise into rings for quick roasting.
• Halves: halved lengthwise, delicata makes a small boat for stuffing with grains, beans or vegetables.
• Seeds: like other squash seeds, they can be roasted; see our pumpkin seeds guide.
• Other squashes: for a mild squash with a different texture, try our chayote guide or the pumpkin guide.

Frequently Asked Questions

Questions about a label? Contact us or read our Buyer’s Guide. Food comes first; follow the label and ask a healthcare provider before starting a supplement, especially if you take medicines, are pregnant or have a food allergy. These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.

Last reviewed October 2026.

Related guides: Kabocha Squash: Nutrition, Kabocha vs Butternut and Is It Healthy?, Acorn Squash: USDA Nutrition, How to Cook It and Comparisons, Spaghetti Squash: Calories, Nutrition and How It Compares to Pasta.