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Metabolic & Weight Health

GLP-1 Side Effects: Comparing Ro and Hers for Weight Loss

July 22, 2026Ro8 min read
GLP-1 Side Effects: Comparing Ro and Hers for Weight Loss

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Executive Summary

"Evaluating GLP-1 side effects and comparing telehealth programs like Ro and Hers helps patients understand the safety and costs of weight loss options."

GLP-1 Side Effects: Comparing Ro and Hers for Weight Loss

When considering telehealth platforms for weight management, understanding GLP-1 side effects and program structures is a primary step. The supplied clinical literature does not list specific adverse physical side effects for these treatments, focusing instead on how these platforms deliver medications and how ongoing research evaluates their tolerability. This briefing clarifies what the current evidence establishes about these programs and the clinical trials investigating GLP-1 safety.

What Are the Key Differences Between Ro and Hers?

Patients looking to begin weight management therapy often compare telehealth platforms to find the most suitable model. The two prominent options, Ro and Hers, connect eligible individuals with licensed healthcare providers and prescription medications. The operational structures of these platforms differ across cost, insurance assistance, and drug sourcing for weight management.

"Both telehealth platforms can connect patients with licensed healthcare providers and, if eligible, GLP-1 prescription medications."

FeatureRo ProgramHers Program
Free Insurance SupportOffered, including insurance concierge support to handle coverage and paperworkNot offered, all options are paid for out-of-pocket
Medication FocusFocuses on FDA-approved, brand-name GLP-1 medicationsOffers GLP-1 options and oral weight loss kits combining medications not FDA-approved for weight loss
Starting Price$39 for the first month$39 for the first month
Ongoing CostAs little as $74 per month with upfront payment for three, six, or twelve-month plans$149 per month with no multi-month savings opportunities
CollaborationsNovo Nordisk and Eli LillyNovo Nordisk only

Platform credibility also involves public outreach. Elite athletes and public figures, including Serena Williams and Charles Barkley, have shared their personal weight loss experiences using the Ro platform. Similar high-profile testimonials are not documented for Hers.

How Do These Weight Loss Medications Work?

Both Ro and Hers provide access to a class of prescription therapies called GLP-1 receptor agonists if a patient is clinically eligible. These medications mimic a natural gut hormone known as glucagon-like peptide-1, which binds to specific cellular receptors to regulate appetite, blood sugar, and digestion. Under normal physiological conditions, these agents alter how the digestive system processes food.

They delay gastric emptying, which is the scientific term for slowing the rate at which food moves through the gut. This delayed process helps individuals feel full for a longer duration after eating. Additionally, these medications regulate blood sugar levels, helping to maintain steady energy and minimize cravings.

The regulation of blood sugar levels by these receptors is crucial for metabolic stabilization. When glucose levels are balanced, the body experiences fewer energy dips that typically trigger a biological demand for quick-burning calories. This hormonal stabilization is a key mechanism behind the observed clinical efficacy of these therapies.

By acting on specific brain pathways that control hunger and satiety, or fullness, they reduce overall appetite. This central action also helps lower the constant mental preoccupation with food, which is commonly referred to as food noise. Together, these physiological shifts can lead to substantial weight loss.

What Are the Available Brand-Name Treatments?

The specific formulations available for prescription play a major role in treatment planning. Injectable options include semaglutide, which is prescribed under the brand name Wegovy as a once-weekly injection in a prefilled pen. Another option is tirzepatide, sold as Zepbound, which mimics both GLP-1 and glucose-dependent insulinotropic polypeptide, a second natural gut hormone.

Zepbound is approved for weight loss and management in adults with obesity or overweight, as well as obstructive sleep apnea in adults with obesity. It is delivered weekly via a single-dose pen or a multi-dose KwikPen. Providers may also prescribe Ozempic, a weekly semaglutide injection approved to improve blood sugar control in adults with type 2 diabetes.

Wegovy is also approved for cardiovascular risk reduction in adults with heart disease and obesity or overweight, and for treating fatty liver disease in adults. It is further approved for weight management in pediatric patients aged twelve and older with obesity. Ozempic can be prescribed off-label for weight management at a provider's discretion, and is also approved to slow kidney decline in type 2 diabetes patients.

For individuals who prefer non-injectable options, oral formulations are also available. These include a once-daily Wegovy tablet and orforglipron, sold under the brand name Foundayo, which is a once-daily tablet that can be taken at any time of day with or without food. These oral alternatives expand the routes of administration for eligible patients seeking metabolic health optimization.

"Ro is designed to make FDA-approved weight loss treatment more accessible and sustainable."

What Does the Clinical Research Say About Safety?

Research into therapeutic safety and tolerability continues to shape the weight management landscape. A completed interventional study, registered as NCT03745937, was designed to evaluate the safety, tolerability, pharmacokinetics, and efficacy of an investigational drug called MEDI0382. This phase 2a randomized, blinded, placebo-controlled study enrolled overweight or obese participants with type 2 diabetes mellitus.

The clinical protocol for this trial involved up to twenty participants who underwent an eighteen-week study period. This timeframe included screening, run-in, treatment, and safety follow-up periods. During the active phase, participants received once-daily subcutaneous doses of the medication, which were up-titrated weekly for up to eight weeks, followed by once-daily dosing for a subsequent three-week period.

The evaluation of MEDI0382 in type 2 diabetes mellitus patients represents a clinical effort to understand the safety, tolerability, pharmacokinetics, and efficacy of this investigational drug. This completed study aimed to measure how the metabolic system responds to weekly up-titration of the active compound. Such trials provide critical data on safety, laying a baseline for how subsequent therapies are designed.

To explore new therapeutic directions, researchers are also investigating whether combining different classes of drugs can improve health outcomes. An active phase 3b randomized, multicenter, controlled study, registered as NCT06937086, is currently recruiting adult participants. The trial is designed for individuals who have moderately to severely active ulcerative colitis, a form of bowel inflammation, alongside obesity or overweight.

This clinical trial aims to evaluate the effects of administering mirikizumab concomitantly with tirzepatide compared to mirikizumab administered with a placebo. The primary objective is to show whether this combination leads to a decrease or disappearance of ulcerative colitis symptoms, alongside a weight reduction of at least one-tenth of overall body weight. Participation in this study is designed to last up to 61 weeks, which includes a 52-week treatment period.

How Does Nutrition Support Patient Well-Being?

As weight loss therapies become more common, clinical research is also focusing on dietary strategies to support overall patient well-being. A recruiting interventional study, registered as NCT07480109, is investigating the impact of dietary protein during active weight loss. Specifically, the study will evaluate the effects of diverse pork products on health outcomes in middle-aged women with overweight or obesity who are starting or have already begun taking GLP-1 medications.

This twelve-week diet intervention aims to measure changes in body composition, eating behavior, health, and well-being. Participants, who are women between thirty and sixty years old, will continue their prescribed GLP-1 medications while being provided with protein-rich foods to consume daily. Because the study is currently recruiting and has not published results, its potential benefits remain a subject of active research rather than established clinical practice.

The trial evaluating pork products focuses on a demographically specific population of women between thirty and sixty. This focus allows researchers to isolate dietary impacts on body composition specifically during the initial stages of GLP-1 therapy. Understanding these interactions may help shape future supportive care models for patients undergoing rapid weight reduction.

Are the Latest Clinical Findings Actionable?

For individuals navigating weight loss therapies, translating ongoing clinical research into daily practice requires caution. Because the recruiting studies evaluating dietary protein and multi-drug combinations have not yet published finalized results, there are no established, study-backed protocols for daily protein targets or specific exercise regimens. Patients should consult their primary healthcare providers to design customized plans rather than attempting to self-administer unproven dietary or pharmaceutical combinations.

What remains clear is that weight management is highly individualized, and clinical oversight is critical. Navigating insurance coverage, selecting the appropriate oral or injectable brand-name medication, and monitoring overall tolerability are steps that must be managed directly with a qualified medical professional. Working alongside a clinical team ensures that treatment aligns safely with your specific health profile and long-term goals.

Medical Disclaimer

This information is for educational and informational purposes only and does not constitute medical advice, diagnosis, or treatment. It does not replace professional clinical care. Readers must consult a qualified healthcare professional regarding their own health circumstances. Never disregard professional medical advice, or delay seeking it, because of something you have read here.

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Sources & References

Ro

Research Date: July 2026

Additional References

ClinicalTrials.gov (NCT03745937)

Phase 2a safety and tolerability study of MEDI0382

ClinicalTrials.gov (NCT06937086)

Phase 3b study of mirikizumab and tirzepatide

ClinicalTrials.gov (NCT07480109)

Dietary protein intervention study during GLP-1 use

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Terns, Inc., a subsidiary of Merck & Co., Inc. (Rahway, New Jersey USA) (ClinicalTrials.gov)
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