Moreover, toxic dyes and ripening agents are frequently used to make potatoes look fresh. Here is a professional guide to ensure the potatoes on your plate are safe and pure:

1. The Color & Wash Test: Adulterators often use synthetic dyes like Rhodamine B or Metanil Yellow to give potatoes a fresh, reddish appearance. If you rub the surface with a damp cotton ball or if the water turns unnaturally colored while washing, it's a clear sign of artificial coloring. Natural mud sticks firmly and doesn't bleed color instantly.

2. Visual Inspection After Cutting: Authentic Chandramukhi potatoes have a light creamy or beige interior. In contrast, adulterated or "fake" versions are often stark white or slightly grayish inside. Additionally, real potatoes have a consistent texture, whereas chemically treated ones might feel rubbery.

3. The Floating Test: This is a classic density check. High-quality, natural potatoes are dense and usually sink to the bottom of a water-filled bucket. If a potato floats or hovers in the middle, it might be old, hollow, or treated with preservatives to look fresh from the outside.

4. The Smell and Peel Check: A natural potato always carries a faint, earthy aroma. If you detect a pungent or chemical-like smell, steer clear of it. Also, try scraping the skin with your fingernail; a fresh, untreated potato will have a thin skin that peels off easily, revealing a moist surface.

Health Warning: Consuming chemically dyed potatoes can lead to severe health issues, including liver damage and digestive disorders. Experts suggest opting for "unwashed" or mud-covered potatoes, as they are less likely to have been processed with harmful chemicals.