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Union City, CA

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K21 Beauty Studio

4.9 (48 reviews)
ModerateSkin Care
Open • 9:30 am - 7:00 pm
Updated 1 month ago

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Response time

1 day

Response rate

100%

Services - K21 Beauty Studio

Acne treatment

Pore cleansing

Skin brightening

K21 Beauty Studio Photos

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Reception
Bernadette F.

I've been going to K21 Beauty in Union City for the past 3 months, and I can confidently say this is the best facial experience I've had. I get the HydraFacial, and every single visit has been amazing from start to finish. The space is clean, relaxing, and welcoming. The staff (Kristy) is incredibly knowledgeable and takes the time to explain each step while tailoring the treatment to my skin's needs. My skin always feels deeply cleansed, hydrated, and noticeably brighter after every session--and the results last. If you're looking for consistent, high-quality skincare and a place you can truly trust with your skin, K21 Beauty is it. Highly recommend their HydraFacial (Look for Kristy/Anxin/Julie/Alice).

Studio Entrance
Rikki Erielle N.

Went straight to Yelp after my facial because I just couldn't wait to review and express my satisfaction with the service!!!! I wanted to get a facial on a whim and stumbled upon this place on Yelp, which turned out to be really close! The studio was super easy to find, and there were plenty of parking. I originally chose the regular hydro facial, but she asked if I also wanted to try the oxygen infusion for only $35 more (new clients get 10% off), and I'm sooo glad I said yes!!! The oxygen infusion became my favorite part out of the whole facial! Kristy was so gentle and gave me advices for my skin. I liked how she described each step of the process to me, so I knew what to expect. I felt well taken care of despite the last minute appointment!! Highly recommend and will definitely bring friends and family next time I book!

Where the magic happens.

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5 months ago

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7 months ago

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11 months ago

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10 months ago

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2 years ago

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5 months ago

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2 years ago

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6 months ago

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1 year ago

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1 year ago

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1 year ago

Kristy did a great job with my mom. Very nice lady and did a thorough job doing a hydrogen oxygen collagen treatment for Mother's Day.

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8 months ago

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4 years ago

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2 years ago

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3 years ago

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4 years ago

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4 years ago

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4 years ago

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5 years ago

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3 years ago

Kristy knows what she's doing. My skin feels hydrated, plumped, and exfoliated at the right places. I'll be going again ‍

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3 years ago

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K21 Beauty Studio Reviews in Other Languages

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Review Highlights - K21 Beauty Studio

“Kristy took her time and never rushed the process, which made the entire treatment feel very relaxing.”

Mentioned in 34 reviews

Read more highlights

Abby Skin Clinic  - Abby Odiamar- Paclibar

Abby Skin Clinic

4.0(28 reviews)
0.6 mi
•$

I have never really struggled with bad acne or anything of that sort so I never really thought that…read morea visit to a skin clinic was what I needed. I have been coming to Abby Skin Clinic for more than 5 years and I am extremely thankful for all the services they provide. I started off with facials because sometimes a girl just needs a little pick me up, thanks Elmery! (By the way, best extractions and best massages). It then gradually started with one Botox here and there and then I realized that a little filler here and there wouldn't hurt. I've always appreciated Abby's, Dom's & Dr. Rocco's opinion, and through the years I think this is why I don't look run down like most people my age. Sometimes I tend to make appointments last minute, and they are able to squeeze me in. Obviously with this, it really doesn't leave time to put numbing cream, but I have a high pain tolerance so I can take my Botox with out it. I'll try to post pics at a later time, but my goal was to not look tired, less lines in the forehead, and to minimize my round face. If you are curious to see what I currently look like after many years coming here, please reference the profile pic where I am wearing black. Let's talk about the location: Abby's is located in a small little plaza. It's kind of a trek for me since I am located in Berkeley, but it's worth it. They also have a second clinic in concord. The interior of the clinic is very calm and serene, and not much space for additional visitors who don't have an appointment, but they seem to always accommodate everyone. One tip I would suggest for those who are first timers is, please let them know what you want done at the time of booking the appointment. This is to ensure that the staff do not run late to the following appointment.

I love this clinic! Both locations are amazing. I have done the three sessions of Fotona laser and…read moreI love the results! My skin feels so refreshed and rejuvenated. So worth it. Thank you Dom for doing an amazing job as always!

Photos
Abby Skin Clinic  - I LOVE USING ABBY SKIN CARE PRODUCTS BYE BYE TO MY ACNE SCARS

I LOVE USING ABBY SKIN CARE PRODUCTS BYE BYE TO MY ACNE SCARS

Abby Skin Clinic  - Abby Beauty Lift

Abby Beauty Lift

Abby Skin Clinic  - Chemical Peel Day 3

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Chemical Peel Day 3

RenewMD - Dr. Simran Sethi

RenewMD

4.6(260 reviews)
8.5 mi
•$$
Free consultations
Walk-ins welcome

I went online looking for a chemical peel and found RenewMD, I liked what I saw and decided to book…read morean appointment. When I did I noticed the system only had options for facials. I figured I would book for facial with Jassi and call to let them know I wanted a chemical peel. Day before my appointment, they called and confirmed my appointment and confirmed my chemical peel and I was so excited! I came in the next day extra early just incase there was any forms to fill out but they just asked for my name and let me know they will be with me shortly. Soon after Jassi came and got me and took me to the room and she was so warm and welcoming!! She explained the entire process of the chemical peel and even told me about Diamond Glow which would only enhance my chemical peel and explained that process and benefits as well. After thinking about it ( for about 30 seconds) I decided to add the Diamond Glow to my Chemical peel. I'm so glad I did because it was so relaxing and I could just feel myself falling asleep because Jassi was so gentle and would always make sure I was doing okay. The chemical peel process was as expected, it burned but that had nothing to do with Jassi, she gave me the fan before the process and turned it on the highest setting. Overall, I will be back for another treatment and I'll bring my family with me!

I have had a couple of facial done by Jasi. She is nice, professional, knowledge. Each experience…read morehas been great and I highly recommend her.

Photos
RenewMD - Welcome to RenewMD Fremont!

Welcome to RenewMD Fremont!

RenewMD - RenewMD Fremont Waiting Area

RenewMD Fremont Waiting Area

RenewMD - RenewMD Fremont MedSpa

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RenewMD Fremont MedSpa

Ariba Medical Spa - before pics from the side

Ariba Medical Spa

4.3(231 reviews)
4.9 mi
•$$

I don't do much reviews but Ariba Med Spa deserves it so here it is…read more I have been a loyal client of Ariba Med Spa for years, and they never fail to exceed my expectations! Nurse Kalee and the front desk staff are incredibly welcoming, professional, and knowledgeable, making me feel comfortable every time. Over the years, 8 years to be exact I've had Botox, hydrafacials and microneedling. All of my experience has been fantastic. The providers take the time to explain each procedure, answer all my questions, and ensure I feel completely at ease. My results have always been amazing. What keeps me coming back is their attention to detail and commitment to client satisfaction. They use top-of-the-line products and technology, and I love that they tailor treatments to my individual needs rather than taking a one-size-fits-all approach. Also with my complicated work schedule, they always finds a way to work around it so I am very thankful. If you're looking for a high-quality med spa with skilled professionals. I highly recommend Ariba Med Spa. I wouldn't trust anyone else with my skincare and aesthetic needs.

A refund is not official if the check bounces due to insufficient funds. This business continues to…read moreshow their true colors as a fraudulent business. This issue has not yet been resolved despite multiple failed attempts and disappointments. Warning to the general public not to deal with this so called business.

Photos
Ariba Medical Spa - After pics from the side

After pics from the side

Ariba Medical Spa - Before my appointment, waiting to get treated

Before my appointment, waiting to get treated

Ariba Medical Spa - Results a few days after cheek & chin filler

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Results a few days after cheek & chin filler

K21 Beauty Studio - skincare - Updated October 2026

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