To clean blueberries, soak them briefly (1-10 minutes) in a solution of 3 parts cold water to 1 part white vinegar, or use a mixture of cold water with about a teaspoon of baking soda, then rinse thoroughly under cool running water and dry completely to prevent mold. This method helps remove pesticide residues, dirt, and mold spores, keeping berries fresher longer.
Using undiluted vinegar and baking soda directly on blueberries is not recommended. However, rinsing the fruit thoroughly with water afterward helps remove most residues. For safe cleaning, dilute vinegar in water (typically 1 part vinegar to 3 parts water) and soak fruits briefly before rinsing.
Hold the fruit or vegetable under flowing water in a strainer. This removes more pesticide than dunking the produce. The FDA does not recommend washing fruits and vegetables with soap, detergent, or commercial produce wash. They have not been proven to be any more effective than water alone.
Vinegar and baking soda can both be used to wash fresh produce. They can reduce bacteria and pesticides on the produce. For vinegar washes, you can use distilled malt, cider or wine vinegars. Use just half a cup of vinegar per cup of water, soaking the produce while stirring occasionally for two to three minutes.
Blueberries May Cause Digestive Issues
While blueberries are generally considered to be a healthy food, they can sometimes cause digestive issues like constipation or diarrhea. If you eat too many blueberries, you may experience stomach pain or cramping.
Vinegar Wash
Add blueberries and let soak for 5 to 10 minutes. Gently agitate the berries with your hands to help loosen debris. Drain and rinse thoroughly under cold water to remove any lingering vinegar. Dry completely on a clean dish towel or paper towels before storing in the refrigerator.
A wash with 10% baking soda solution reduced pesticide residues by 15-75%. This study found that a few pesticide primarily reside in the peel of the tomato, so peeling it would decrease pesticide concentration of the consumed part of the fruit.
Baking soda is absorbent and can tackle stubborn stains like oil and grease, while vinegar disinfects and enhances the cleaning effect. Soaking stained clothes in a water, vinegar, and detergent mixture after treating with the paste can enhance stain removal.
"Blueberries should be washed because they [can] carry dirt, debris, bugs, parasites, and other contaminants," says Bryan Quoc Le, Ph. D., food scientist, food consultant, and author of 150 Food Science Questions Answered. These contaminants can also carry pathogens, which may cause foodborne illness.
How to Wash Blueberries
Drain and rinse with cold water. Moisture is the biggest reason why berries go bad. Fry in a paper towel lined salad spinner. or pack dry to remove excess water. Once they're completely dry, store in a paper towel lined container, place the lid on loosely and put in the fridge.
A 2021 study out of Turkey compared the effectiveness of washing oranges with tap water, sodium carbonate, sodium chloride, acetic acid, apple cider, and grape vinegar. It found that all of the options helped reduce pesticides, but cleaning fruit with baking soda and tap water was the most effective.
Is Using Baking Soda and Vinegar Together a Good Idea? The short answer is no. And the long answer goes like this: When used together, baking soda and vinegar will neutralize each other, effectively canceling out the benefits of low pH for vinegar and high pH for baking soda.
You use apple cider vinegar the same way as white vinegar, either “neat” or diluted 50:50 with water to make an all-purpose cleaner. We typically recommend diluting ACV with water for use on surfaces, tubs, sinks, to wash produce, etc. Straight vinegar may be used on cutting boards or to cut through grease.
Vinegar can kill mould spores and bacteria on your blueberries, but it is gentle enough that it will disinfect without bruising the fruit. Make sure to soak your blueberries for roughly five minutes, then strain them in a colander and place them on a plate lined with a tea towel or paper towels.
Blueberries are one of the healthiest fruits for you, especially as you age. Just one serving of blueberries can help you meet your daily fiber requirement, which is crucial for controlling blood sugar levels, maintaining proper bowel health and lowering cholesterol levels.
While there's no single "number 1" healthiest fruit, blueberries are consistently ranked at the top for their exceptional antioxidant power (anthocyanins), supporting brain health, heart function, and potentially reducing inflammation and risk of chronic diseases like type 2 diabetes and heart disease. Other top contenders include avocados for healthy fats and fiber, raspberries for fiber, and pomegranates for antioxidants, but blueberries often stand out as a top choice.
Medications for diabetes (Antidiabetes drugs) interacts with Blueberry. Blueberry fruit or leaf might lower blood sugar levels. Taking blueberry along with diabetes medications might cause blood sugar to drop too low.