Welcome to Medi-Slim Wellness

The best total body solutions for all ages & shapes in Rancho Cucamonga and Claremont.*

Weight Loss

Finally, a weight loss program as unique as you are!

We offer a variety of solutions that can help you look and feel your best. Our goal is to help you lose inches quickly and safely without the hunger pangs.

The Medi-Slim Diet is designed with you in mind. We embrace your individuality and our team of medical professionals will tailor our program to fit your dietary preferences and your unique lifestyle.*

We also offer appetite suppressants if indicated, natural metabolism boosters, food products, and various fat burning vitamin injections that will enhance your energy level and promote your overall health.*

New Patient Special!

$79 4-Week Starter Program - Includes 4 weeks of appetite suppressant + 8 B-6 or 4 B-12 injections

Contact us today to learn more and take the first step in your weight loss journey.

Created by Mohamed Ali M.D.

A board certified internal medicine physician, Medi-Slim Wellness Claremont and Rancho Cucamonga combine:

Skin Rejuvenation

Refreshed and Healthier Skin Awaits

At Medi-Slim Wellness we offer a variety of treatments to help rejuvenate and refresh the look of your skin. Our Microneedling treatments are designed to help reduce the appearance of those stubborn scars, wrinkles, and sagging skin. ExcelHR is a laser system that can treat many different skin concerns, including pigmentation and sun damage.

We also offer several different cellulite treatments at our Medi-Slim Wellness locations in Cucamonga and Claremont, CA, and the results are life-changing!

Body Sculpting

Look and feel your absolute best with Medi-Slim Wellness!

At our Medi-Slim Wellness locations in Cucamonga and Claremont, CA, we offer a variety of non-invasive and minimally invasive treatments to contour and destroy stubborn fat cells.

Our minimally invasive treatments include SmartLipo, which is a laser-assisted approach to liposuction. We also offer Sculptra BBL, which is an FDA-approved filler designed to stimulate your own natural collagen growth. Our non-invasive treatments include EMSCULPT NEO and SculpSure to help you achieve the silhouette you’ve always wanted.


  • Tamara Martin lost 30 pounds!*
    “Before I realized it had happened, 30 pounds found me. A friend told me about MediSlim and I joined right away. It was just right for me. I was never hungry with all the good protein to fill me up plus very little carbs. It was not long before I had the “real me” back!” *
    Tamara Martin lost 30 pounds!*
  • Blanca Carrillo lost 58 pounds!*
    “When I started this program I wasn't confident but as I saw progress I began feeling lots of energy. I've lost 58 pounds in total and I'm going to continue because I have lots of goals in life!” *
    Blanca Carrillo lost 58 pounds!*
  • Rolando Bonilla lost 31 pounds!*
    “I have tried all kinds of diets and nothing worked. I have lost around 30lbs. I have gone from a size 48 to a size 40 in pants. I recently went to Big Bear and was carrying my daughter that weighs 30lbs and she felt heavy and I realized that was the extra weight I had on all this time!” *
    Rolando Bonilla lost 31 pounds!*
  • Susana Aguire lost 42 pounds in 4 months!*
    “When I started my diet, I was a little hesitant because I thought it was going to be difficult, but as the weeks passed, I felt better. I arrived at my ideal body weight quickly! Just follow MediSlim's diet program. It really works!” *
    Susana Aguire lost 42 pounds in 4 months!*