HealthSmart

HealthSmart 500ML Essential Oil Diffuser for Large Rooms Cool Mist Humidifier and Aromatherapy Diffuser Adjustable Timer Mist Mode

$13.87$48.23

1444+ bought in the past month

About this item

  • Plastic
  • Oil diffuser will automatically and safety shut off once the water runs out so the unit doesn't overheat. The 500mL tank is large enough to use in any size room and the tank is easy to clean and maintain so the unit lasts for years
  • Diffuser for essential oils features a smart touch panel to easily control the lighting, high or low mist mode and a 1hr/3hr/6hr timer that will keep misting until the water runs out.
  • Colorful mood light has the ability to cycle through 7 different colors or stay on one. It is great for creating a calm uplifting atmosphere during meditation or to use as a night light. It can be used as a humidifier or as a room air freshener
  • Aromatherapy diffuser's compact design is sleek and modern. The beautiful and modern wood grain base complements any room. It is the perfect apartment essential, dorm essential or new home essential to bring peace and tranquility anywhere
  • Diffuser product specs: Scent diffuser comes with an AC adapter (located inside the tank), 6ft power cord and user manual. Essential Oils sold separately. For best results, use distilled water.
$13.87
Was $48.23Save $34.36

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Product details
BrandHealthSmart
ColorWhite
ScentAromatherapy
Recommended Uses For ProductHome
MaterialWood, silver plated
Technical specifications
is_discontinued_by_manufacturerNo
product_dimensions2 x 5.5 x 9.4 inches; 1 Pounds
item_model_number40-500-190
date_first_availableApril 13, 2018
manufacturerHealthSmart
best_sellers_rank#16,272 in Health & Household ( See Top 100 in Health & Household ) #37 in Aromatherapy Diffusers

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Customer reviews

4.312,384 ratings
  1. 563%
  2. 413%
  3. 313%
  4. 20%
  5. 113%

Customers say

Customers find the diffuser easy to use, simple to fill and clean, and appreciate its pleasant scent that fills the whole room. Customers disagree on the size, with some finding it perfect for any room while others say it's much smaller than anticipated.

★★★★★

Pleasantly Surprized

MarvFebruary 24, 2026✓ Verified purchase

Upon opening the package I was surprised to see the diffuser. I thought it was just an ordinary size unit. This diffuser is big, beautiful and I absolutely love it. I am feeling so happy for making this choice. I set it up and boom! It's even more surprising how well it works. The mists are large and for the first time I really get the true aroma of my rosemary essential oil. The small diffuser I had did not do justice to my essential oil. It is day one and I am enjoying this HealtSmart diffuser so much as already. The room is so nicely fragranced with the rosemary oil. The unit is well made and the water tank lid latch a bit which I appreciate. My other diffuser that was always spilling water. I truly hope this unit will be long lasting. It carries a manufacturer 1 year warranty too. Read more

★★★★★

Human afier

Ruby DuarteMarch 7, 2026✓ Verified purchase

I absolutely love this humanifier. It is easy to use. It is a small so it fits anywhere. It can last up to 6 hours on a noise level is not that high. Humidity is good throughout the room.Once you turn it on, the design is perfect Read more

★★★★★

Great Item

alice f. wootenFebruary 27, 2026✓ Verified purchase

Easy to operate, works great Read more

★★★★☆

Works for price

MorganDecember 29, 2022✓ Verified purchase

The media could not be loaded. Pumps out a lot of mist for the size! It makes a slight humming noise which is actually quite a relaxing sound to fall asleep to with occasional bubbling of water sound. It is very easy to set up and refill. It states in the directions that you can use sink water, but I’m going to stick to fridge water. The color changing light is a nice touch! I had no idea it had that feature upon purchase. The only downfall is the touch-buttons to turn on. It does not work very well, it takes me pressing the area about 10 times before it will turn on, and I just purchased it yesterday. Once it is on though, it stays on. I ordered this because I got laryngitis from yelling/talking for too long 2 nights in a row. I needed more humidity because my throat was so dry. It really helps! I’m sure it is good for my skin too Read more

★★★★★

Good company

Robert DowningMarch 13, 2026✓ Verified purchase

Work great better skin better breathing like product lil smaller then expected but best to buy two. Love lites on it last bout 8 to 10 hours Read more

★☆☆☆☆

Exasperating!

JudeJuly 24, 2025✓ Verified purchase

I normally read the negative reviews, not because of being negative, but just want to know what to look for, but this time I didn't. There were so many positive reviews, I took my chance. While it's a neat little thing, it's as annoying as all get out. Sometimes the buttons work just right and the mist can be seen, other times, nothing. Directions say to touch the button lightly one time to change the mist, I touch it lightly and it turns off and I have to start all over again. I follow directions to set the color setting and it shuts off, start again. It takes several tries to get it where I want it. The concept is good, the appearance, just right, but the workability of it gets frustrating. I'm curious to see if I get any longevity out of it or if will quit on me like it did other buyers. I definitely wouldn't buy it a second time. Glad it was for me and not a gift. I am writing a follow up review. I finally got the buttons to work like I want them to and that feature worked out, it gives off a nice puff of vapor but I'm going to have to quit using it as the plug is getting really warm, rather hot to the touch. I'm worried of it starting a fire as it's not normal for a plug to get hot. That's an indication of something not right. So I guess it'll have to go to the garbage. I'm now afraid of what the hot plug means. I don't want to take a chance of it causing a fire. Read more

★★★☆☆

Double edged sword.

LauraFebruary 24, 2025✓ Verified purchase

Okay, I absolutely LOVED these diffusers!! I bought one that I was using as a small humidifier because I have bad asthma and our gas heat makes the air so dry. I loved it so much that I bought three more!! However, something strange started happening. Our garage door stopped working. We started having garage door issues in December and we couldn't ever figure out what was going on. We extended the antenna but the remote garage openers still wouldnt work unless we were directly under the garage door opener in the garage and the key pad outside the garage wouldn't work at all. I took the keypad that was located outside the garage door off and brought it into the garage and it would work if I used it directly under the garage door opener. I finally had enough and called the garage door guy. He was at a lost too but we had other neighbors having the same isses with their garage doors. Hmm.... The garage door guy said it was something causing some kind of interference and that was causing the garage door not to work. He said he would recommend getting a new garage door opener since ours is 13 years old. He was supposed to be coming out at the end of that week to install it. However, I found out what was causing the interference with our garage door opener. I've been using diffusers as humidifiers in December and January because the gas heat has made the air so dry. I don't like regular humidifiers because they put too much moisture in the air. I figured out yesterday when I was refilling one of the diffusers, that when I turned it back on, the K-Love radio station I was listening to got really bad static on it!! That was the "aha moment." I went and turned all four of the diffusers off that I had around the house and tried to open and close the garage door, and it opened and closed all the way from the street, and the outside keypad worked too!! I turned the diffusers back on, and the garage door wouldn't work again. I turned them off, and the garage door worked again. I contacted our next-door neighbor who lives directly on the right side of us where the garage door is located and his garage door started working again as well. I apologized and was horrified that the diffusers caused our issues!! I found information online that a lot of diffusers are on the same MHz as garage doors and it jams the signal. We got a new garage opener installed, because if anyone gets any new appliance thats on the same (MHz) as the garage door now, we will be back in the same boat where the garage door won't open, but isn't this crazy? The garage door guy said he hasn't ever experienced this either but we all learn something new every day. SMH!! I gave my loved diffusers away because eventhough I have a new garage door that the diffusers won't interfere with, my neighbors do not, so I've just got to deal with the dryer heat. I gave it a score of three stars ONLY because it greatly interfered with my garage door and our neighbors too. Read more

★★★★★

Great product

Enan PurvèyMarch 20, 2026✓ Verified purchase

This oil diffuser works perfectly. On the low setting, it lasts up to a day and a half, which is impressive. It runs quietly, produces a consistent mist, and does exactly what it’s supposed to do. Highly satisfied with the performance. Read more

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