For Women · Medical Obesity Treatment

This isn’t a diet. It’s Medical Nutrition Therapy.

For the woman who has tried everything, and whose body still won’t respond. Medical obesity is a chronic condition. NutritionRx treats it like one.

  • Boston Globe column · 15 yrs
  • Obesity Medicine Association
  • Harvard Doctoral Candidate, Psychology
  • 4.9 ★ Zocdoc
Portrait of Alexis Beck, MPH, RD, LDN, CDE

Alexis Beck, MPH, RD, LDN

“I treat what nobody has actually addressed.”

Find yourself

One condition. Three biologies.

Medical obesity behaves differently across decades because the biology behind it changes. NutritionRx reads the difference.

Woman in her early 30s in a brownstone living room, paused mid-task, postpartum body change

Under 35

PCOS, postpartum, fertility prep

"I never had to think about food in my twenties. Now I can’t stop."

Menopausal woman, visibly carrying significant weight, in a Back Bay setting reviewing her morning

35, 55

Perimenopause, menopause, the weight that came on overnight

"I eat less than ever and the weight still comes."

Postmenopausal woman in her early 60s holding a folded sweater at a brownstone window

55 +

Postmenopausal, sustained loss

"I’ve lost the same 15 pounds five times."

The NutritionRx Treatment Triangle

A Proprietary, Physician-Adjacent Framework For

Obesity Treatment. Metabolic Health.
Sustainable Weight Optimization & Wellness

01

Comprehensive Assessment

In-depth evaluation of medical history, labs, body composition, lifestyle, and goals.

02

Root Cause Identification

Identify the biological, hormonal, metabolic, and lifestyle drivers impacting weight and health.

03

Personalized Treatment Plan

A tailored plan that may include nutrition, medications, nutrients, behavioral strategies, and lifestyle optimization.

Rx PERSONALIZED. INTEGRATIVE. SUSTAINABLE. A curated, sequential approach designed to restore metabolic function, optimize health, and deliver lasting results.

Metabolic Regulation

Targeting the underlying biology to restore metabolic function, hormonal balance, and energy utilization.

Nutrition Strategy Blueprint

Evidence-based MNT methodology tailored to your physiology, preferences, and goals to fuel healing, performance, and vitality.

04

Implementation & Support

Curated Medical Nutrition Therapy (MNT). Your Journey, fully personalized to each phase of your journey.

05

Monitoring & Optimization

Continuous monitoring and data-driven adjustments to maximize results and metabolic regulation.

06

Long-Term Maintenance

Sustainable strategies that evolve with you to Maintain results and Stabilize lifelong metabolic regulation.

Science. Personalization. Partnership.

Transforming metabolism. Restoring health. Elevating lives.

Before any GLP-1 prescription

The NutritionRx Methodology.

The methodology unfolds in three phases, a careful sequence, not a protocol. Each phase has one job, and each builds on the last.

01

Phase One

Assess

Hearing the challenge of your obesity

A careful, sensitive, thorough assessment of your obesity, weight history, and full medical history. NutritionRx listens for what nobody has heard, and reads what nobody has read together.

NutritionRx doesn’t prescribe until the Three-Phase Assessment is complete.

02

Phase Two

Regulate

Initiate Metabolic Regulation

Personalized medication and dosing management, MD-adjacent. Not following directions on the box, assessing the needs of each individual and establishing your dosing schedule one month at a time.

Metabolic regulation is the result. Weight loss follows.

03

Phase Three

Sustain

Prescribe the TreatmentRx

A curated plan for your specific biology, psychology, and life situation. Medication if appropriate, alongside your physician. NutritionRx Treatment as the spine. Long-term partnership as the Standard.

Nutrition and protein optimization run through every step.

Sustained Results

Not the same kind of weight loss.

Most weight-loss programs are protocols. NutritionRx is a medical practice. The result NutritionRx produces is Metabolic Regulation, the medical state in which sustained loss becomes possible. Here is what changes when you treat medical obesity like the chronic condition it is.

NutritionRx Online Weight-Loss Programs Med Spas
Metabolic Regulation as the medical result Always.
Mass General Hospital clinical training Yes, three years.
Medical obesity specialist Since 2010.
Careful, thorough clinical assessment before prescription Three-phase assessment.
Plan built on your specific biology and labs Built around your labs.
MD-adjacent medication and dosing management Monthly, with your physician.
Protein optimization to protect lean body mass From day one.
Psychological + pragmatic adjustment to weight loss Built into every plan.
By application, not a subscription product By application only.

Comparison reflects publicly published service descriptions for representative national online weight-loss programs (Hers, Calibrate, Found) and typical med-spa weight-loss offerings, as of 2026. NutritionRx itself delivers medical nutrition therapy via secure telehealth; the distinction here is not the channel but the model. Med spas referenced in this chart operate outside medical-obesity scope of practice; multiple consumer-protection investigations (ABC News, others) have documented infections, mis-dosing, and absentee “medical director” arrangements. Outcome statistics for NutritionRx reflect internal data; individual results vary.

From her patients

In their words.

This is the second time I have come to NutritionRx to avail myself of Alexis’ services.
Pat D. Lost 35+ lbs

★★★★★

After being diagnosed with a severe eating disorder, it’s thanks to Alexis that I am now fully recovered.
Kitty S. Recovered eating disorder

★★★★★

Alexis is phenomenal. She is a highly intelligent and intuitive clinician.
Long-time patient Verified review

★★★★★

Alexis has helped me transform from someone with anxiety around food into a person with a healthy relationship with eating.
Melanie M. Two years of care

★★★★★

Alexis helped me change my life. Her counsel is invaluable.
Christine W. Post eating disorder care

★★★★★

She gets it. I have a treatment plan that makes sense for the first time.
A NutritionRx patient Bulimia and obesity

★★★★★

Portrait of Alexis Beck, MPH, RD, LDN, CDE

Meet Alexis

Alexis Beck, MPH, RD, LDN.

Medical obesity specialist since 2010. Boston Globe nutrition columnist for fifteen years. Harvard Doctoral Candidate, Psychology.

  • MPH
  • RD
  • LDN
  • Cornell BS
  • UC Berkeley MPH
  • Obesity Medicine Association

I lost forty-five pounds over three years. Not because I worked harder, but because I read myself clinically. It was a gentle clinical journey, where I worked on fitness and metabolic regulation together. Every patient gets the version of care I would have wanted on the morning I finally read myself clinically.

Read more about Alexis →

Ready when you are.

Reserving a consultation takes less than a minute. NutritionRx will tell you whether it’s the right fit, and if it isn’t, you’ll be told that too.

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