Kamla Devi Kamla Devi Asked 6 months ago

What color are kidney stones when they come out?

My son had a kidney stone that he passed. He said it was a particular color, and I was quite surprised. So, when kidney stones come out, what color are they usually?

12

12 answers

Anjali Singh Anjali Singh Joined Apr 2026 6 months ago
Most liked

Hello! The color of kidney stones can really vary, even when they pass. They can be yellowish, brownish, or even dark, almost black. It depends on what minerals they're made of. Sometimes they are so tiny you barely notice them too.

Rajeshwari Iyer Rajeshwari Iyer Joined Feb 2026 6 months ago

Oh, it really depends on the type of stone! Oxalate stones, common in vegetarians, can be darker brown or even black. Uric acid stones are often yellowish. It's a good idea to try to catch it and give it to your doctor for analysis, as that helps in diet planning.

Vivek Khanna Vivek Khanna Joined Jun 2026 4 months ago

They can be a range of colors – from pale yellow to reddish-brown or black. But don't fixate on the color from internet searches. If you're passing a stone, the main thing is to get it to your doctor for analysis. They'll tell you what type it is and how to prevent future ones.

Priya Sharma Priya Sharma Joined Apr 2026 6 months ago

I've heard they can be brownish or yellowish. After consulting your doctor, if they say it's okay, staying active with gentle walking can sometimes help them pass naturally. But always under medical guidance, obviously.

Sameer Khan Sameer Khan Joined Jul 2026 4 months ago

Yaar, they can be anything from light yellow to dark brown, like a small, hard pea. But seriously, the pain is so bad, you won't even be looking at the color properly. Just glad when it's out, haha. Eat healthy to avoid them, so many yummy food options too!

Rahul Kapoor Rahul Kapoor Joined Mar 2026 6 months ago

Kidney stones can indeed appear in various colors upon passing, such as yellow, brown, or even black, depending on their mineral content. While knowing the color can be interesting, the most important thing is to get a professional medical diagnosis and follow the treatment plan outlined by your doctor.

Kabir Mehta Kabir Mehta Joined Apr 2026 6 months ago

My friend's dad passed one and said it was kinda rough and brownish. He also said it was super small but felt like a huge rock. So yeah, colors can be different, but pain is common, lol. See a doc!

Powered by

Consult a neurologist

Aditi Rao Aditi Rao Joined Mar 2026 6 months ago

They can be a range of colors, from really light yellow to dark brown or even black, depends on their composition. If you manage to collect one, it's really helpful for the doctor to analyze it to understand how to prevent them in the future. Wishing you well!

Arjun Singh Arjun Singh Joined May 2026 5 months ago

Bro, I've heard they can be like light yellow to dark brown. Hydration is super key to prevent them. If you're worried, definitely check with a doc. Stay hydrated, stay active, it helps prevent a lot of these issues.

Shruti Das Shruti Das Joined Jun 2026 4 months ago

Oh, I didn't know they could be different colors. So, like, if it's very dark, does that mean it's more serious? Or is it just about what it's made of? I hope whoever is asking is okay.

Deepika Reddy Deepika Reddy Joined Jun 2026 4 months ago

From what I understand, the color varies greatly, often yellowish, brown, or even dark. The crucial step is to retrieve the stone if possible and give it to your urologist for analysis. This helps determine its composition and guides future prevention strategies. Don't waste time trying to self-diagnose by color.

Suresh Kumar Suresh Kumar Joined Jun 2026 4 months ago

Beta, many years ago, my relative had kidney stones. Sometimes they looked like small, rough, yellowish-brown pebbles. Other times, they were darker. The color tells the doctor what kind it is. Don't worry too much about the color, just focus on recovery and prevention with your doctor's help.

Evidence-based health, reviewed by clinicians. Free, weekly.