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Why Do Potatoes Turn Green and Can We Still Eat Them?

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Subtitle: Oh, I’m so glad you asked this! Just last week, I was peeling potatoes for my Slow Cooker Onion Butter Potatoes recipe, and I noticed one had developed a greenish tint under the skin.

Let me tell you about the first time I saw a green potato.

I was in my late fifties, and I was peeling potatoes for a recipe. I noticed a green tint under the skin of one potato. I wasn’t sure if it was safe to eat.

I did some research, and I learned about the science behind green potatoes.

Why Do Potatoes Turn Green?

Potatoes turn green due to a process called photosynthesis.

Exposure to light. The potato is exposed to light.

Chlorophyll production. The potato produces chlorophyll.

A green color. Chlorophyll gives the potato a green color.

A natural process. It’s a natural process.

A sign of solanine. Green potatoes may contain solanine.

What Is Solanine?

Solanine is a natural toxin found in potatoes.

A glycoalkaloid. It’s a type of glycoalkaloid.

A defense mechanism. It’s produced by the potato as a defense mechanism.

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