Trusted Medical Weight Loss Since 2000
“While others focus on price, we focus on you—walk in for personal support that no price drop can replace.” No celebrities or Hollywood spokespeople here, just real people with real results.
Why Choose Ameri-Cal
25+ Years Experience
Founded in 2000, helped tens of thousands achieve lasting results.
In-Person Medical Team
Care from real doctors and nurses — not bots or apps.
Walk-Ins Welcome
No appointments needed. Real support, when you need it.
Ameri-Cal vs Online-Only Providers
Here’s what sets Ameri-Cal apart from online-only weight loss providers.
| Ameri-Cal Weight Clinic | Many Online Providers |
|---|---|
| 25+ Years of Experience | Newer to Medical Weight Loss |
| In-Person Doctors & Nurses | Virtual Consultations |
| GLP-1s + B12 + Custom Plans + Appetite Suppressants Diet Pills | Often Focus Primarily on GLP-1s |
| Walk-In Convenience | Appointment-Based Service |
| Ongoing In-Person Support | Virtual Check-ins |
What Our Patients Say
“The staff is very, very nice and friendly every time I go, and I want to thank them for encouraging me. Thank you, Ameri-Cal.”
— Angela, Antioch • via Google Reviews
“I been coming here for awhile at every office , always pretty quick , very polite and I love the variety of programs they have for weight loss and for beauty treatments etc.! They are just fantastic and always have great customer service with great prices that’s why I always return! Above and beyond! I’m a committed lifetime return customer! Thanks Americal”
— Heather, Pleasanton • via Google Reviews
“I love that it’s quick in and out. Very friendly, professional and knowledgeable. I love that they help me to make changes and do great checking when I come in.”
— Nahtali, Hayward • via Google Reviews
Our Medical Weight Loss Services
GLP-1 Treatments
Semaglutide and tirzepatide options to support long-term results.
Appetite Suppressant Diet Pills
Designed for long-term, manageable weight management.
Vitamin B12 Injections
Boost energy and metabolism for faster, healthier weight loss.
BHRT
Restore your body’s natural balance with personalized BHRT to rediscover your energy, clarity, and overall well-being.
Custom Meal Plans
Real food guidance with flexible, easy-to-follow nutrition plans.
Find a Clinic Near You
With seven Bay Area locations — including our new Sunnyvale clinic — we make it easy to get started today. Walk-ins are always welcome!