Best Drain Cleaners of 2025

"I had a slow-running shower, and after trying this product, I noticed a significant improvement. I left it in for a longer duration than suggested and used hot water afterward. The water drains much faster now, and I’m thrilled!"

"This product really came to my rescue when my bathtub drain was clogged. I followed the instructions, and to my surprise, it worked effectively. I definitely plan to order it again."

"Having dry skin and using a lot of oils often leads to clogged drains for me. Thankfully, Drano Max Gel works like a charm! Most times, it only takes one application, even with standing water."

"I recently used the Green Gobbler Liquid Hair Drain Clog Remover & Cleaner, and I was really impressed with its effectiveness. It cleared out hair and other debris in my sink, tub, and even the toilet quickly—no more sluggish drainage! It's septic safe, so I didn't worry about harming my plumbing. Plus, the absence of a harsh chemical smell was a huge plus. Overall, this product is powerful and reliable. I highly recommend it!"

"Having a golden retriever means dealing with a lot of hair, especially during shedding season. After giving my dog a bath, the tub wouldn't drain for over 24 hours. After using this clog remover, I saw results in under 2 minutes! It's been safe for my older home's plumbing, and I've ordered it twice without any shipping issues."

"I had been struggling with a bad shower clog for months after using other products with no luck. After trying this, I poured one serving into the drain and let it sit overnight. To my surprise, the water drained completely normally after a second application! I was dealing with the problem for two months, and this product finally worked!"

"I've purchased this product several times; it's definitely worth it! It works in any sink, removing clogs effectively. While I haven't tried it in the toilet, it works quickly in the bathroom."

"I faced a severe clog in my garbage disposal that had been unused for a long time. After trying various methods, I poured this enzymatic product down the drain and let it sit overnight. The next day, after using boiling water, my disposal was working again! I'm so glad I found Green Gobbler."

"I had a funky smell coming from my kitchen drain, and nothing seemed to help until I used this product. The odor disappeared completely, and I'm really pleased with the results."

"I just want to clarify that this product is not meant for completely clogged drains. Instead, it works great for preventative maintenance, keeping my drains free from buildup. As long as you follow the instructions, it's very easy to use and doesn't take long to work. There is a slight smell, but nothing unbearable. I use it every 2-3 weeks to help maintain clear drains, and it’s been working well for me so far."

"I’ve been using this in my sink pipes about once a year. It’s a quick and effective product for clearing out the gunk that collects. Just make sure to keep it stored safely away from children. Plus, it’s quite cost-effective!"

"I initially used this product as directed on my clogged bathtub drain, but it didn’t work. The following day, I decided to use the entire bottle against the instructions, and that finally did the trick. If you’re concerned about damaging your pipes, this might be a safer choice, but be prepared to use more than recommended. For serious clogs, I’d suggest Drano Max Gel or a drain snake instead."

"I found this product to be excellent! It unclogged my shower drain without any issues. I had the shower back to normal in 20-30 minutes after being clogged for 3 days! I would definitely buy this again!"

"After trying several other products, I finally came across this one. It's larger and more reasonably priced than others I've used. It worked better than expected, and now I always keep it on hand to maintain my drains before they clog."

"I purchased this to tackle a stubborn slow shower drain. To my surprise, it worked really well! I guess my shower had been used by Chewbacca at some point. It fixed the clog, and now everything flows freely again!"

"I've been using these for about six months, and I'm pleased to say that there are no more odors from my drains. Most importantly, my drains don't get clogged anymore, even with multiple showers a day. I highly recommend this product without reservations."

"Initially, I was skeptical about these strips, but after trying them in my kitchen sink, I was pleasantly surprised. After a week, the drain started working like normal. I found them so simple to use that I'm going to drop them in all my drains as a preventative measure."

"Honestly, I was really frustrated when my bathroom sink stopped draining after using these sticks. I typically use Drano for soap scum, and now I’m stuck waiting for these to dissolve. I called customer service and they told me it takes two weeks to dissolve! I’m very angry and I don't trust their products anymore!"

"I found the instructions simple and the pod worked effortlessly. Now, my drain smells clean and fresh. I use it every two weeks, and it's well worth the money for peace of mind when guests come over."

"After trying the product, I was amazed! My garbage disposal had a terrible odor, but after using the cleaner, the pleasant lavender scent replaced it. It felt like my kitchen transformed from a zombie apocalypse to a fragrant oasis. Five stars for this magic!"

"This product really works! It effectively removes bad smells, and I'm very happy with the results. Thank you!"

"I had a toilet that just wouldn't flush, no matter what I tried. I figured I was going to have to call a plumber, but then I found Green Gobbler powder. I poured in two packets and waited overnight. When I flushed the toilet the next morning, it worked perfectly! I also used it on my sink, and it drained quickly again. This stuff is fantastic!"

"My kitchen sink was completely clogged, and I tried everything from boiling water to Drano, but nothing worked. Finally, I turned to Green Gobbler based on its great reviews. After a few applications, my sink drains better than it has in 24 years! I’ve added it to my Subscribe and Save list so I’ll always have it on hand."

"After experiencing slow drainage in my tub, I decided to try Green Gobbler. I followed the instructions, but the smell was overwhelming and the water seemed to drain even slower. Eventually, I had to call a plumber, and the obstruction was minimal, but I was disappointed that the product didn’t work for me. I’d suggest using caution, especially with older fixtures."

"I used this to unclog my shower drain and bathroom sink, and it worked wonders!"

"I was about to cancel my order, but I'm so glad I didn't! This product cleared our clogged shower drain after my previous attempts with Drano failed. No smell and the directions were easy to follow."

"After leaving it overnight, I woke up to find my shower drain was clear! I was amazed at how well it worked without any strong odor, and it’s safer to use with boiling water."

"I recently had a clogged sink and decided to try the Thrift Marketing Drain Cleaner. Following the instructions, it was by far the fastest and most effective drain cleaner I’ve ever used. I’m so impressed and will definitely share this with my coworkers. 10 stars!!!"

"After trying several different brands without success, I finally gave this one a shot. It worked like magic! I heated up some water, added two caps of the cleaner, and after doing it twice, my drain was completely cleared. It’s been two months now with no issues. Definitely recommended!"

"I was tired of wasting money on ineffective drain cleaners. My plumber recommended this product, and after he used just two tablespoons, my slow-draining bathroom sink was cleared in minutes! This stuff is what he uses most often. It’s cost-effective and lasts a long time. I won't be using anything else!"