When it comes to buying organic food, it can be difficult to know whether or not it’s worth the extra cost. While some produce may have higher levels of pesticides that may be harmful to humans, some organic foods may not be worth the extra cost.

Here are the top 15 foods that are worth buying organic:.

1. Strawberries

Strawberries are one of the most pesticide-contaminated fruits that you can buy. While it’s difficult to completely remove all pesticide residues from strawberries, buying organic can significantly reduce your exposure to harmful chemicals.

2. Spinach and Leafy Greens

Leafy greens, such as spinach, often contain high levels of pesticides. Additionally, these types of produce are often difficult to clean and wash thoroughly, which means that you may be consuming more pesticides than you realize.

3. Apples

Apples are another fruit that is often heavily contaminated with pesticides. When buying organic apples, you’ll be able to enjoy the same delicious taste without the added chemicals.

4. Grapes

Grapes are often treated with high levels of pesticides and fungicides during the growing process. Buying organic grapes can help you avoid these harmful chemicals while still enjoying the flavorful fruit.

5. Peaches and Nectarines

Peaches and nectarines are another type of fruit that is treated with a lot of pesticides. Buying organic stone fruits can help you reduce your exposure to harmful chemicals while still enjoying the sweet, juicy flavor.

6. Bell Peppers

Bell peppers often have a thick wax coating that makes it difficult to wash away pesticide residues. Buying organic bell peppers can help you avoid these harmful chemicals while still adding flavor and texture to your dishes.

7. Tomatoes

Tomatoes are often treated with a lot of pesticides, which can lead to higher levels of harmful chemicals in the finished product. Buying organic tomatoes can help you reduce your exposure to these chemicals while still enjoying the delicious taste.

8. Potatoes

Potatoes are another type of produce that is often treated with high levels of pesticides. While washing and scrubbing potatoes can help remove some pesticide residues, it’s difficult to completely remove them all.

Buying organic potatoes can help you avoid these harmful chemicals while still enjoying the versatile vegetable.

9. Blueberries

Blueberries are often heavily treated with pesticides, which can be harmful to both humans and the environment.

Buying organic blueberries can help you reduce your exposure to these harmful chemicals while still enjoying the sweet, antioxidant-rich fruit.

10. Cucumbers

Cucumbers are often treated with high levels of pesticides and wax coatings that can be difficult to remove. Buying organic cucumbers can help you avoid these harmful chemicals while still adding crunch and flavor to your meals.

11. Celery

Celery is often treated with high levels of pesticides and is known to have one of the highest levels of chemical residue of any vegetable.

Buying organic celery can help you reduce your exposure to these harmful chemicals while still enjoying the vegetable’s crunchy texture and subtle flavor.

12. Cherries

Cherries, particularly sweet cherries, are often treated with a lot of pesticides. Buying organic cherries can help you reduce your exposure to these harmful chemicals while still enjoying the sweet, juicy fruit.

13. Summer Squash

Summer squash, such as zucchini and yellow squash, is often treated with high levels of pesticides. Buying organic summer squash can help you reduce your exposure to harmful chemicals while still enjoying the tender, flavorful vegetable.

14. Kale

Kale is a leafy green that is often treated with high levels of pesticides. Buying organic kale can help you reduce your exposure to these harmful chemicals while still enjoying the nutrient-packed vegetable.