Masseter Botox in Ontario, CA

30 med spas offer Masseter Botox in and around Ontario, compared by Google rating and who does the treatment. New to it? Read our Masseter Botox guide.

30Med spas
4.9Top rating
Photo: peter boy12qq12, CC BY 3.0

30 Masseter Botox Providers Near Ontario

Spas in Ontario first, then nearby, each ranked by Google rating weighted by number of reviews. No spa paid to be on this page. How we rank

1
Theory of Me Med Spa⊞ 6 photos
Ontario · 2780 E Riverside Dr Ste c · 2.8 mi

Theory of Me Med Spa

4.9 (133 Google reviews)

Uncover your inner radiance at Theory of Me, Ontario’s premier destination where beauty meets precision. We specialize in advanced aesthetic treatments and personalized wellness, offering expertly administered Botox, dermal fillers,…

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2
Atossa Medical Spa⊞ 3 photos
Ontario · 1236 Brooks St A · 3.2 mi

Atossa Medical Spa

5.0 (1 Google reviews)
Morpheus8

Receive high-quality medical aesthetic treatments from a well-trained, experienced, and double board-certified physician. Our physician, Dr. Fatemeh Esfahani, MD, FACC, FASLMS, will spend plenty of time to answer all your questions in…

Women-ownedOnline bookingLGBTQ+ friendly
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3
Lulu Ortiz MSN, FNP | Aluma Medical Aesthetics⊞ 6 photos
Rancho Cucamonga · Inside Aspire Salon Studios · 5.2 mi

Lulu Ortiz MSN, FNP | Aluma Medical Aesthetics

5.0 (263 Google reviews)

🌟 Welcome to Lulu Injects 🌟 Located inside Aspire Salon Studios, Lulu Injects specializes in personalized aesthetic treatments designed to enhance natural beauty and boost confidence. Led by Lulu Ortiz, a Family Nurse Practitioner…

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4
LaserAway Chino Hills⊞ 2 photos
Chino Hills · 3650 Grand Ave Suite A · 7.2 mi

LaserAway Chino Hills

5.0 (166 Google reviews)
Clear + BrilliantCoolSculpting

The nation’s leading aesthetic dermatology provider of laser hair removal, laser tattoo removal, and other dermatological services. LaserAway uses only the most advanced technology in a relaxing but sophisticated environment. Popular…

LGBTQ+ friendly
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5
Lip Flip⊞ 5 photos
Chino Hills · 15944 Los Serranos Country Club Dr Ste 270 · 7.7 mi

NakedMD Med Spa Chino Hills

4.9 (1,277 Google reviews)
Sciton BBLUltherapy

NakedMD Chino Hills is your destination for affordable, physician-guided neurotoxin, filler, and facial treatments. We're in the Country Club Medical & Dental Plaza, right of Albertsons — elevator on the left to the 2nd floor, last door…

Online bookingMembershipLGBTQ+ friendly
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6
Lip Flip⊞ 5 photos
Riverside · 4244 Riverwalk Pkwy Ste 240 · 12.5 mi

NakedMD Med Spa Riverside

4.9 (948 Google reviews)

NakedMD Riverside is the Inland Empire's destination for affordable, physician-guided neurotoxin, filler, and medical-grade facials. We're across from Carl's Jr. on Riverwalk Pkwy — take the stairs up and through the wooden double doors.

Online bookingMembershipLGBTQ+ friendly
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7
LaserAway Eastvale⊞ 2 photos
Eastvale · 12327 Limonite Ave · 6.4 mi

LaserAway Eastvale

4.9 (210 Google reviews)
Clear + BrilliantCoolSculpting

The nation’s leading aesthetic dermatology provider of laser hair removal, laser tattoo removal, and other dermatological services. LaserAway uses only the most advanced technology in a relaxing but sophisticated environment. Popular…

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8
Botox injector, Juvederm injector, Kybella injector, Microneedling, PRP, Diamond Glow, medical spa, Skinmedica discount,
San Dimas · 168 W Bonita Ave #5 · 11.5 mi

Alchemy Rx Aesthetics

5.0 (46 Google reviews)
DiamondGlow

Allē approved Medical Spa Provider featuring our Master Injector with over 11 years experience focusing on Botox, Juvéderm, microneedling (PRP & Exosomes) and medical grade Cosmelan & VI Peels. Diamond Glow, Skin Medica Skin Care &…

Online booking
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9
Sheesh Aesthetics⊞ 6 photos
Chino · 16321 Main St 210 Studio 33 · 6.6 mi

Sheesh Aesthetics

5.0 (36 Google reviews)
LutronicPotenza

Sheesh Aesthetics offers high-quality, medical-grade aesthetic treatments designed to enhance your natural beauty and boost your confidence. Founded by Reema Vithlani, a dual-certified Family Nurse Practitioner, we specialize in…

Women-owned
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10
Bloom - Advanced Med Spa - Age-Defying Experts⊞ 3 photos
Riverside · 7065 Indiana Ave Ste 210 · 14.9 mi

Bloom - Advanced Med Spa - Age-Defying Experts

5.0 (33 Google reviews)
CoolSculptingDiamondGlow

Bloom - Advanced Med Spa in Riverside is your premier destination for advanced anti-aging and wellness solutions. Our expert team specializes in a wide range of services, including Botox, fillers, microneedling, facials, and weight…

Online bookingLGBTQ+ friendly
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More Masseter Botox Providers Near Ontario

Sorted by rating × reviews · distance from central Ontario
#Med spaRatingDistancePrice posted
11Mai’s Perfect Fitz Aesthetics 4.9 (75)14.6 mi—
12Beautiful Cosmetics MD 4.9 (73)6.7 mi—
13Luma Vie Medspa and Wellness 4.9 (61)9.7 mi—
14Rumi Aesthetics 4.9 (54)6.6 mi—
15Regal Aesthetics and Wellness 5.0 (24)4.3 mi—
16Rancho Cucamonga Botox And Wellness 5.0 (24)4.5 mi—
17NakedMD Med Spa Rancho Cucamonga 4.8 (1,092)4.2 mi—
18The Body Bar 4.8 (203)12.9 mi—
19Revitalize Beauty Medspa 5.0 (16)6.6 mi—
20True Essence Medical Aesthetics 4.8 (77)8.0 mi—
21Lavender Reine Wellness & Aesthetics 5.0 (15)4.9 mi—
22Aesthetic Institute 5.0 (12)12.5 mi—
23LaserAway Corona Hills 4.7 (248)12.7 mi—
24Skin Perfect Medical Aesthetics - Glendora 4.7 (126)13.2 mi—
25McKallen Medical Wellness Center 4.6 (34)4.2 mi—
26NuFaceForU 4.5 (21)3.8 mi—
27Gardenia Aesthetics & Wellness 4.5 (22)5.1 mi—
28LaserAway Victoria Gardens 4.4 (376)6.3 mi—
29YouthFill MD Med Spa - Walnut—13.3 mi—
30Aesthetiks—14.9 mi—
From Google reviews

What Ontario Patients Mention Most

Topics Google pulls from the reviews of the top 10 spas above, counted by mentions.

Lip filler318NakedMD Med Spa Chino Hills
Injector171NakedMD Med Spa Riverside
Gentle injector56NakedMD Med Spa Chino Hills
Welcoming staff49LaserAway Eastvale
Salt facial35NakedMD Med Spa Chino Hills
Henna32NakedMD Med Spa Chino Hills
Kind nurse24LaserAway Eastvale
No bruising19NakedMD Med Spa Chino Hills
Front desk staff18LaserAway Chino Hills
Esthetician18NakedMD Med Spa Riverside
Credentials

Who Does It in Ontario

Roles named on the websites of the top 10 spas (5 of them list their team).

Physician (MD or DO)2 of 5
Nurse practitioner (NP)4 of 5
Physician assistant (PA)1 of 5
Registered nurse (RN)2 of 5
Devices

Devices Ontario Spas Name

Named by 18 of the 30 spas we checked.

DeviceSpas
CoolSculpting7
Potenza6
Clear + Brilliant4
Thermage4
Ultherapy4
Emsculpt4
Morpheus83
DiamondGlow3

Masseter Botox Near Ontario by the Numbers

30spas list Masseter Botox within 15 miles
10%of the 315 med spas within 15 miles
4.86average Google rating of those spas (28 rated)

30 of the 315 med spas within about 15 miles of Ontario list Masseter Botox on their Google profile or website.

Those 28 rated providers average 4.86 on Google, and 22 hold a 4.8 or higher.

How We Built This Page

Every number here comes from a spa's Google profile or its own website. Nothing is paid for.
Ranked by reviews, not ads. Google rating weighted by how many people left one.
Prices from each spa's own site. Copied from their websites, checked October 2026.
Devices and credentials only when named. If a spa doesn't say, we leave it blank.
Not phone-verified yet. Prices and staff change, so confirm when you book.
Frequently asked questions

Masseter Botox in Ontario: Common Questions

What is the best-rated Masseter Botox provider in Ontario?

Theory of Me Med Spa ranks first on our list, with a 4.9 rating from 133 Google reviews.

We rank by star rating weighted by how many people left one, so a 5.0 from hundreds of patients beats a 5.0 from a handful.

How many med spas offer Masseter Botox near Ontario?

We list 30 within about 15 miles of Ontario, based on each spa's Google profile and website.

Are Masseter Botox providers near Ontario well rated?

The 28 rated spas within 15 miles that list Masseter Botox average 4.86 out of 5 on Google, and 22 hold a 4.8 or higher.

We rank them by rating weighted by how many reviews each has.

What are the med spa rules in California?

Our California page sums up what state law and the licensing boards say about who may do med spa treatments, with a source for each rule.

Med spa rules in California

Which devices do Ontario med spas use?

18 of the 30 spas we checked name a device on their website.

The most common are CoolSculpting (7), Potenza (6), Clear + Brilliant (4).

Ask any spa that doesn't say which device it uses.