It’s also classified as a cruciferous vegetable and closely related to other veggies like broccoli, kale, cauliflower, and Brussels sprouts.

Animal and test-tube research has found that celery extract may improve heart health by decreasing blood pressure, triglycerides, and cholesterol levels ( 46 , 47 ).

You can add Swiss chard to just about any juice or use it in place of more common leafy greens, such as kale and spinach.

The Best Fruits & Vegetables for Cleansing |

In addition, test-tube research shows that cucumber extract may help reduce inflammation in skin cells. This makes cucumber juice an excellent choice after days spent in the sun ( 32 ).

Antioxidants neutralize harmful molecules called free radicals to help protect against conditions like heart disease ( 2 ).

What’s more, one study in 59 women found that supplementing with wheatgrass powder for 10 weeks significantly reduced triglyceride and cholesterol levels, improving heart health ( 43 ).

One animal study also showed that certain compounds in celery have powerful anti-inflammatory properties, which may protect against chronic disease ( 48 , 49 ).

In addition to its high water content, celery contains a good amount of vitamins A, K, and C, as well as antioxidants like kaempferol, caffeic acid, and ferulic acid ( 44 , 45 ).