About Slim By MD

At Slim By MD, our goal is simple: to provide doctor-approved, science-backed guidance that helps you lose weight safely, improve your health, and build lasting habits.

We believe weight loss isn’t about fad diets or quick fixes — it’s about sustainable lifestyle changes rooted in medicine, nutrition, and fitness.

That’s why we created Slim By MD: a trusted space where you’ll find expert advice, free resources, and the support you need to succeed.

Director, Weight Loss & Obesity Medicine

Ajfar Sherif, MD

Dr. Ajfar Sherif is a board-certified physician specializing in weight loss management, obesity medicine, and preventive health care. With years of clinical experience, he provides doctor-approved weight loss strategies that are evidence-based, safe, and designed for long-term results.

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Registered Dietitian, Nutrition & Lifestyle

Sarah Johnson, RD

Sarah Johnson is a licensed Registered Dietitian (RD) who focuses on evidence-based nutrition, healthy eating plans, and sustainable diet strategies. She helps individuals achieve lasting weight loss and improved wellness through personalized nutrition coaching backed by science.

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Certified Fitness & Lifestyle Coach

Michael Lee, MD, CPT

Michael Lee is a Certified Personal Trainer (CPT) and lifestyle coach specializing in fitness programs, habit-building, and holistic approaches to weight management. He creates doctor-supported workout and wellness plans that promote healthy weight loss, strength, and long-term success.

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Why Choose Slim By MD?

A complete approach: Doctor + Dietitian + Fitness Coach

Evidence-based strategies (no gimmicks, no fads)

Free articles, resources, and programs available to everyone

Options for tailored plans and coaching when you’re ready for the next step

Start Your Journey Today

Read our free doctor-reviewed articles on weight loss, diet, and wellness

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Or Contact Us if you’d like a tailored plan, personal coaching, or guidance on where to begin

About Slim By MD

Why Choose Slim By MD?

Start Your Journey Today

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