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The Daily Insight

What does Dirty Dozen and Clean 15 mean?

Author

Daniel Martin

Updated on March 30, 2026

to Pesticides in Produce

Furthermore, what is the purpose of the Clean 15 and the Dirty Dozen?

The Environmental Working Group has released its controversial Dirty Dozen and Clean 15 lists of fresh produce items that consumers should avoid and seek, based on pesticide residue levels.

Also, what are the green 15 foods? EWG's Clean Fifteen for 2021

  • Avocados.
  • Sweet corn.
  • Pineapple.
  • Onions.
  • Papaya.
  • Sweet peas (frozen)
  • Eggplant.
  • Asparagus.

Accordingly, what does the Clean 15 represent?

The Clean Fifteen refers to fifteen crops that have the lowest levels of pesticide contamination. Therefore, these fifteen crops do not need to be purchased organic, at the EWG's recommendation.

Is broccoli on the Clean 15 list?

"Multiple pesticide residues are extremely rare on Clean Fifteen vegetables," the EWG report stated. Vegetables on this list include sweet corn, onions, frozen peas, eggplant, asparagus, broccoli, cabbage, cauliflower and mushrooms.

Related Question Answers

What are the 12 dirty foods?

Dirty Dozenâ„¢ EWG's 2021 Shopper's Guide to Pesticides in Produceâ„¢
  • Strawberries.
  • Spinach.
  • Kale, collard and mustard greens.
  • Nectarines.
  • Apples.
  • Grapes.
  • Cherries.
  • Peaches.

How do you clean dirty dozen fruit?

Use a clean fruit and vegetable brush to scrub away dirt and germs from fruits and vegetables with a firm skin, such as potatoes, cucumbers and melons. Produce with irregular surfaces, such as broccoli, should be soaked in cold water for 1-2 minutes to remove impurities from the crevasses.

Which vegetables are the Dirty Dozen?

Here's the full "Dirty Dozen":
  • Strawberries.
  • Spinach.
  • Kale, collard and mustard greens.
  • Nectarines.
  • Apples.
  • Grapes.
  • Cherries.
  • Peaches.

Are carrots Dirty Dozen or clean 15?

Each year the Environmental Working Group (EWG) publishes two lists called the Clean 15 and Dirty Dozen.

The Dirty Dozen, The Clean Fifteen and Everything In Between.

1. Apples 26. Green Onions
20. Blueberries (imported) 45. Cabbage
21. Carrots 46. Avocado
22. Raspberries 47. Pineapples
23. Summer Squash 48. Sweet Corn

Are potatoes on the Clean 15?

The Clean Fifteenâ„¢EWG's Clean Fifteenâ„¢ list of produce least likely to hold pesticide residues consists of avocados, sweet corn, pineapples, cabbage, frozen sweet peas, onions, asparagus, mangoes, papayas, kiwis, eggplant, grapefruit, cantaloupe, cauliflower and sweet potatoes.

Are potatoes Dirty Dozen?

Potatoes. Potatoes round out the Dirty Dozen list this year. Because they are tuberous stems that grow deep in the soil, potatoes absorb pesticides sprayed above the ground like a sponge. Buy organic when possible, or at least peel conventionally grown spuds.

Is celery in the Dirty Dozen?

Celery slipped out of the top 10 of the dirty dozen, but still contains enough residue to steer you towards organic.

Is Orange Dirty Dozen?

Peppers, along with "Dirty Dozen" members oranges, apples, grapes and cherries, are often contaminated with chlorpyrifos, a pesticide originally created as an alternative to DDT.

What is the Dirty Dozen?

EWG's Dirty Dozen for 2021 Strawberries. Spinach. Kale, collard and mustard greens. Nectarines. Apples.

What is the EWG Dirty Dozen?

The Environmental Working Group (EWG) released its 2021 “Dirty Dozen” and “Clean Fifteen” lists — a catalog of conventionally grown fruits and vegetables with the highest and lowest amounts of pesticide residue. The study also found a number of harmful fungicides in citrus fruits.

What should you not buy organic?

Foods You Don't Need to Buy Organic
  • #1: Onions. Onions have some of the lowest amount of pesticide residue out of all the fruits and vegetables in your local grocery store.
  • #2: Sweet Corn.
  • #3: Avocados.
  • #4: Asparagus.
  • #5: Pineapples.
  • #6: Mangos.
  • #7: Kiwis.
  • #8: Papayas.

Does cabbage clean 15?

Testing of produce sold in the US shows that the Clean Fifteen — including avocado, cabbage, onion, mango, kiwi and broccoli — often contain little or no detectable pesticide residues. Additionally, these residues are well within EPA limits.

What are the worst foods for pesticides?

The Worst Produce for Pesticide Residue in 2021
  • Strawberries.
  • Spinach.
  • Kale, collard and mustard greens.
  • Nectarines.
  • Apples.
  • Grapes.
  • Cherries.
  • Peaches.

What are 3 foods you should always buy organic?

In addition to those, EWG recommends you always buy organic for the following 10, as well: apples, celery, peaches, strawberries, spinach, lettuce, cucumbers, domestic blueberries, potatoes and green beans. You can also check out the EWG's full list and rankings for both the "Dirty Dozen" and "Clean 15."

Can you wash off pesticides?

Wash Your Food and Wash it Right

According to the CSE, washing them with 2% of salt water will remove most of the contact pesticide residues that normally appear on the surface of the vegetables and fruits. Almost 75 to 80 percent of pesticide residues are removed by cold water washing.

Which foods should be eaten organic?

Consider buying organic versions of these fruits and vegetables:
  • Strawberries.
  • Apples.
  • Nectarines.
  • Peaches.
  • Celery.
  • Grapes.
  • Cherries.
  • Spinach.

How do you remove pesticides from blueberries?

A Vinegary Solution to a Dirty Problem

Mix 1 part white distilled vinegar and 3 parts water in a food-grade container or bowl; you need about 3 cups of water and 1 cup of vinegar for 1/2 pound of blueberries. Add the blueberries to the vinegar solution and let them soak for 5 to 10 minutes.

What happens if you eat food with pesticides?

Acute OP pesticide poisonings result in symptoms like nausea, abdominal cramps, diarrhea, dizziness, anxiety and confusion, which can be quite severe but are often reversible.

Are blueberries high in pesticides?

Blueberries are a popular fruit because they're high in antioxidants which have been tied to protective health benefits. In total, domestic blueberries tested positive for 42 different pesticide residues, and 73 percent of the blueberries contained two or more pesticides.

Which fruit has the most pesticides?

Strawberries

Are onions on the Clean 15?

Onions. Onions are a Clean 15 mainstay—simply bite into a whole raw onion and you'll understand why. When pierced, onions deploy a natural defense system that results in a harsh, sulfuric odor and pungent flavor. Insects tend to stay away, which means less of a need for pesticides.

Are apples on the Dirty Dozen list?

Strawberries continue to lead the "Dirty Dozen" list of fruits and veggies that contain the highest levels of pesticides, followed by spinach, a trio of greens -- kale, collard and mustard -- nectarines, apples, and grapes, according to the Environmental Working Group's 2021 Shopper's Guide to Pesticides in Produce.

How do you remove pesticides from spinach?

5 Super Simple Ways to Get Pesticides Off Your Produce
  1. Give it a Saltwater Soak. Research suggests that soaking fruits and vegetables in a 10 percent saltwater solution for 20 minutes gets rid of most of the residues from the four most common pesticides.
  2. Soak it in Vinegar.
  3. Clean it With Baking Soda and Water.

Is watermelon on the Clean 15 list?

On the flip side of the Dirty Dozen comes the “Clean 15”, fruits and vegetables that show little or not pesticide residue. Avocado, onions, sweet corn, pineapple, mango, sweet peas, eggplant, cauliflower, asparagus, kiwi, cabbage, watermelon, grapefruit, sweet potatoes and honeydew all make the list.

Does broccoli have to be organic?

Color-wise, the broccoli should be deep green and the stalks should be firm and not rubbery. Look for broccoli at the fall farmers' market, and if you're pinched for cash, don't fret about choosing a non-organic variety; broccoli generally doesn't end up with pesticide residue.

How do you remove pesticides from strawberries?

To help remove pesticides and bacteria, rinse your fresh strawberries in saltwater. Dissolve one teaspoon of salt for every cup of warm water and let cool before adding your strawberries. Let them soak for a couple of minutes, then rinse under cool running water. Once clean, pat the berries dry with a clean cloth.

What is the correct way to rinse fresh fruit and vegetables?

Rinse produce BEFORE you peel it, so dirt and bacteria aren't transferred from the knife onto the fruit or vegetable. Gently rub produce while holding under plain running water. There's no need to use soap or a produce wash. Use a clean vegetable brush to scrub firm produce, such as melons and cucumbers.