Are oxidized potatoes safe to eat

In this brief guide, we are going to answer the question “Are oxidized potatoes safe to eat” with an in-depth analysis of are oxidized potatoes safe to eat. Moreover, we will have a brief discussion about how to stop potatoes from turning brown.

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Are oxidized potatoes safe to eat?

Yes, you can eat oxidized potatoes. Raw potatoes turn brown quickly after being peeled and cut. Because potatoes are naturally starchy vegetables, this process is known as oxidation.

This process does not affect the flavor or texture of the vegetable, and you can eat the oxidized potato.

When potatoes are exposed to air, their color changes, but they are still safe to eat. When peeled and cut potatoes are ready to boil, place them in a solution of 1 tablespoon concentrated lemon juice or white vinegar to 1 gallon of water. This will help prevent the oxidation of the potatoes.

Do potatoes turn brown when exposed to air?

Yes, potatoes quickly turn brown when exposed to air. Browning occurs as a result of the high amount of starch in them. The potatoes turn a grayish or brownish tint when exposed to oxygen from the environment.

How to stop potatoes from turning brown?

Here are a few easy ways to keep peeled cut potatoes looking white.

Wait to peel

We love dishes that can be prepared ahead of time, but the easiest way to avoid oxidation is to keep the cut potatoes from sitting around for too long. If you have time, peel and slice the potatoes before cooking them.

Soak them in water for a while

Submerging cut potatoes completely in a bowl of water is the best (and most popular) way to keep them from browning. Refrigerate them until you’re ready to use them, up to one day ahead of time. 

Add something acidic to the water, such as a splash of vinegar or fresh lemon juice, for added protection. This will further slow the oxidation process.

Add salt

Browning can be slowed by using saltwater. Soaking potatoes in salt water can result in a faster-cooking, more flavorful, and crispier potato.

In cut potatoes, saltwater deactivates enzymes and slows the oxidation reaction. Because salt draws out a lot of water from inside the potato, it speeds up the cooking process.

As a result, a pinch of salt in the water or olive oil isn’t a bad idea.

Use a baking dish made of glass

Aluminum or metal pans can react with cut potatoes, causing them to brown too quickly, according to the Idaho Potato Commission. Glass baking dishes and mixing bowls are a safer option, though this isn’t always the case.

How long do parboiled potatoes take to cook?

Parboiling, or partially cooking, potatoes tenderizes them, allowing them to be roasted or pan-fried faster and without overcooking the outsides. If you’re boiling whole or large cut-in-half potatoes, check them after about 7 minutes with a sharp knife inserted in the center. The potatoes are perfectly parboiled if the knife goes in easily and offers little to no resistance.


Potatoes can be parboiled with or without the skin. Scrub them thoroughly with a vegetable brush in either case, then place them in a large pot with enough cold water to cover them. 

Bring the water to a rolling boil over high heat, then reduce to medium-low heat and set a timer for 7 minutes. Start testing the potatoes after about 4 minutes if you’re working with smaller pieces like wedges or cubes.

Remove them from the heat as soon as they’re done, drain them in a large colander, and rinse them under cold water. You can also shock them by submerging them in an ice bath to stop them from cooking any further. 

Drain again and store in the refrigerator for up to 7 days, or until ready to use.

Can you become ill from eating green potatoes?

Yes, eating green potatoes can make you sick. The potato’s green color is a cause for concern. While the color green is not inherently harmful, it can indicate the presence of a toxin called solanine, which is harmful to humans.

Green potatoes can be peeled to help lower solanine levels, but it’s best to throw them out once they’ve turned green. Before buying potatoes, inspect them for greening and damage, and store them in a cool, dark place to keep them from turning green.


In this brief guide, we answered the question “Are oxidized potatoes safe to eat” with an in-depth analysis of are oxidized potatoes safe to eat. Moreover, we also have a brief discussion about how to stop potatoes from turning brown.


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