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✓ Prescription Strength  ★ Doctor-Prescribed

GLP-1 GIP Weight Loss Injection
Tirzepatide + Vitamin B12, Delivered to You

Green Cap's GLP-1 GIP weight loss injection combines Tirzepatide — a dual GLP-1 and GIP receptor agonist — with Vitamin B12 for superior appetite suppression, metabolic support, and Weight management support. Prescribed online by licensed Texas providers.

🇺🇸 Made in the USA 🔒 HIPAA Compliant 🧪 Licensed Compounding Pharmacy 📋 Licensed TX Providers 💰 From $3.96/day
GLP-1 GIP Weight Loss Injection with Tirzepatide and Vitamin B12 by Green Cap Health

Note: Clinical trial data referenced relates to FDA-approved tirzepatide products (GLP-1/GIP treatment®, GLP-1/GIP weight management®). Green Cap Health compounded GLP-1/GIP treatments are not FDA-approved products. Individual results may vary.

What Is a GLP-1 GIP Weight Loss Injection?

A GLP-1 GIP weight loss injection is a once-weekly prescription medication that combines Tirzepatide — a dual GLP-1 and GIP receptor agonist — with Cyanocobalamin (Vitamin B12). By activating two separate hormone receptors simultaneously, it suppresses appetite, improves insulin response, and supports metabolic health.

Quick Answer

GLP-1 GIP injections use Tirzepatide to activate both the GLP-1 (glucagon-like peptide-1) and GIP (glucose-dependent insulinotropic polypeptide) hormone pathways simultaneously — producing significantly stronger results than single-receptor GLP-1 medications. Green Cap adds Cyanocobalamin (Vitamin B12) to combat the fatigue that commonly accompanies caloric restriction.

Pharmaceutically active: The clinical trials for FDA-approved tirzepatide products program demonstrated that patients using Tirzepatide lost an average of 15–22.5% of their body weight over 72 weeks — surpassing outcomes seen with single-receptor GLP-1 treatments. (Source: NEJM, 2022)

GLP-1 GIP vs. Standard GLP-1 — What's the Difference?

Standard GLP-1 injections (like Semaglutide) activate only one receptor. Tirzepatide activates both — producing three compounded effects:

① GLP-1 Receptor Activation

Suppresses appetite, slows gastric emptying, and improves insulin secretion in response to meals.

② GIP Receptor Activation

Enhances insulin sensitivity, reduces glucagon secretion, and may improve fat utilisation — effects not achievable with GLP-1 alone.

③ Vitamin B12 Energy Support

Addresses fatigue and B12 depletion common during active caloric restriction — keeping you energised throughout the programme.

How Green Cap's GLP-1 GIP Weight Loss Programme Works

Getting started takes minutes. No clinic visits, no waiting rooms. Licensed Texas providers handle everything online.

1

Free Health Assessment

Answer a few questions about your health history and weight goals. Secure, private, and under 5 minutes.

2

Provider Review & Prescription

A licensed Texas provider reviews your profile. If you qualify, they issue a valid Tirzepatide prescription — individually reviewed, not auto-generated.

3

Medication Delivered to Your Door

Your Tirzepatide + Cyanocobalamin injection is compounded in a US-licensed pharmacy and shipped discreetly to your home.

Two Active Pharmaceutical Ingredients. One Weekly Injection.

Green Cap's formula combines two scientifically grounded compounds in one convenient weekly injection — no guesswork, no unnecessary fillers.

1

Tirzepatide (Dual GLP-1 & GIP Receptor Agonist)

Primary Active — Prescription Strength

📖 FDA-approved tirzepatide clinical trial Trials · FDA-Approved for Weight Management
  • Simultaneously activates GLP-1 and GIP hormone receptors
  • Suppresses appetite by signalling fullness to the brain
  • Improves insulin sensitivity and blood glucose regulation
  • Slows gastric emptying to reduce post-meal hunger
  • Demonstrated 15–22.5% average body weight reduction in trials
2

Cyanocobalamin (Vitamin B12)

Energy Support + Metabolic Co-Factor

📖 Essential Micronutrient · Metabolic Support
  • Supports red blood cell formation to combat fatigue during caloric reduction
  • Essential for neurological function and DNA synthesis
  • Converts food into usable energy throughout weight loss
  • Counteracts B12 depletion common with long-term GLP-1 use
  • Promotes overall metabolic wellness and mental clarity

Key Benefits of the GLP-1 GIP Weight Loss Injection

Tirzepatide's dual-receptor action produces compounded clinical benefits beyond what any single-receptor treatment can achieve.

01

Dual-Receptor Action — More Powerful Than GLP-1 Alone

By activating both GLP-1 and GIP receptors together, Tirzepatide produces roughly a different mechanism that targets both GLP-1 and GIP receptors.

02

Better Blood Sugar Control

Tirzepatide improves how your cells respond to insulin — particularly beneficial for those with prediabetes, insulin resistance, or type 2 diabetes alongside their weight management goals.

03

Sustained Energy Throughout Treatment

The included Cyanocobalamin (Vitamin B12) replenishes energy pathways commonly depleted during caloric restriction, keeping you active and focused while your body sheds weight.

04

Reduced Food Cravings

Patients consistently report a noticeable reduction in cravings — particularly for high-calorie, processed foods — making it easier to maintain healthy eating habits without relying entirely on willpower.

05

Once-Weekly Convenience

A single subcutaneous injection per week — no daily pills, no complex regimens, no clinic visits. Easy to build into any routine.

06

Licensed Medical Oversight Throughout

Every Green Cap prescription is issued by a licensed Texas provider who reviews your health profile individually. Real clinical judgment — not an algorithm.

What Clinical Research Shows About Tirzepatide for Weight Loss

Tirzepatide's effectiveness is supported by the landmark clinical trials for FDA-approved tirzepatide products series published in the New England Journal of Medicine (2022 — Jastreboff et al.).

22.5%

Maximum average body weight reduction at highest Tirzepatide dose over 72 weeks

Source: FDA-approved tirzepatide clinical trial-1 Trial, NEJM 2022

2-in-1

Dual GLP-1 & GIP receptor activation — a mechanism unique to Tirzepatide

vs. single-receptor GLP-1 medications

91%

Of patients achieved at least 5% body weight reduction at the highest dose

Source: FDA-approved tirzepatide clinical trial-1 Trial, NEJM 2022

Important context: Trial results reflect participants following a reduced-calorie diet and increased physical activity alongside medication. Individual outcomes vary. Your Green Cap provider will help set realistic, medically grounded goals.

Who Is the GLP-1 GIP Weight Loss Injection Right For?

This treatment is designed for adults who are serious about medically supervised weight loss — not a quick fix, but a clinically grounded path to lasting results.

⚖️

Adults with a BMI of 27+

Anyone with a BMI of 27 or higher — especially with a weight-related health condition — may qualify for prescription Tirzepatide through Green Cap.

🩺

People Managing Type 2 Diabetes

Tirzepatide was originally FDA-approved for type 2 diabetes management. Patients managing blood sugar alongside weight goals see compounded benefits.

💪

Those Who've Struggled with Other Methods

If diet and exercise alone haven't produced lasting results, the dual-receptor hormonal action addresses the underlying biology — not just calories.

🏃

Weight-Related Health Issues

Hypertension, high cholesterol, sleep apnea, and insulin resistance may all improve alongside weight loss. Your provider assesses your full health picture.

📍

Texas Residents & Telehealth-Eligible Adults

Green Cap serves patients through licensed telehealth. No in-person visit required. A licensed Texas provider reviews your case online.

Busy Adults Needing a Simple Protocol

Once-weekly injections, home delivery, and online provider access make this one of the most convenient clinically supervised weight loss options available.

GLP-1 GIP Injection vs. Other Weight Loss Options

Not all weight loss treatments — or providers — are equal. Here's how Tirzepatide from Green Cap compares.

Feature Green Cap — GLP-1 GIP Injection Standard GLP-1 (Semaglutide) OTC Supplements
Dual-receptor action (GLP-1 + GIP)
Prescription-strength Tirzepatide
Vitamin B12 energy support included ✓ Standard ✗ Rarely Sometimes
Licensed US doctor oversight ✓ Always Varies
American-made, licensed compounding ✓ USA only Varies
Once-weekly dosing
HIPAA-compliant telehealth platform ✓ Fully compliant Not always N/A
Free initial consultation ✓ No charge Sometimes charged
Discreet home delivery Varies Sometimes

Side Effects of the GLP-1 GIP Weight Loss Injection

Understanding side effects is part of making an informed healthcare decision. Below is a transparent, clinically accurate breakdown.

Tirzepatide Side Effects

Common — especially early in treatment

  • Nausea (most frequent, typically mild)
  • Diarrhoea or constipation
  • Vomiting
  • Abdominal discomfort or bloating
  • Reduced appetite (intended effect)

Less Common

  • Headache or mild dizziness
  • Fatigue or tiredness
  • Injection site redness or swelling
  • Bloating

Rare but Serious — report to provider

  • Severe hypoglycaemia (especially with insulin)
  • Pancreatitis (severe abdominal pain)
  • Kidney function changes
  • Thyroid concerns (if family history exists)

Cyanocobalamin (B12) Side Effects

Common — generally mild

  • Mild nausea or upset stomach
  • Mild diarrhoea
  • Skin itching or minor rash

Less Common

  • Headache
  • Mild dizziness

Rare — monitor if present

  • Allergic reaction (rash, swelling, breathing difficulty)
  • Hypokalemia (low potassium)
Always work with your provider. Your Green Cap provider will review your full health profile, discuss potential interactions, and monitor you throughout treatment. If you have a family history of medullary thyroid cancer or MEN2 syndrome, discuss this before starting Tirzepatide. Report any unusual symptoms promptly via your patient portal or by calling (832) 224-2238.

GLP-1 GIP Weight Loss Injection — Plan Options

Choose the plan that fits your goals. All plans include provider-reviewed prescriptions and discreet home delivery.

Green Plan

Pay as you go — maximum flexibility

$3.96+

per day · billed monthly

  • Month-to-month billing
  • Licensed provider prescription
  • Tirzepatide + Vitamin B12 formula
  • Free shipping to your door
  • Provider follow-up access
Get Started

Platinum Plan

Comprehensive 6-month programme

Custom

tailored to your health goals

  • Full 6-month protocol
  • Individualised dosage plan
  • Priority provider access
  • Tirzepatide + Vitamin B12 formula
  • Comprehensive metabolic support
  • Unlimited follow-up consultations
Book a Consultation

Why Patients Choose Green Cap for GLP-1 GIP Weight Loss

Green Cap isn't a supplement store or a chatbot-driven subscription. We are a telehealth platform backed by licensed Texas healthcare providers who take individual patient health seriously.

🩺

Real Doctors. Not Algorithms.

Every prescription is reviewed by a licensed Texas healthcare provider — a real clinician who evaluates your health profile, not an auto-approval script.

🏭

Compounded at Licensed US Facilities

Green Cap's formulas are compounded at US-based licensed pharmacies under pharmaceutical-grade quality controls — not manufactured overseas.

🔒

HIPAA-Compliant Privacy

Your health data, consultation responses, and prescription records are protected under full HIPAA compliance. Your information stays yours.

🇺🇸

American Made

Compounded in a licensed US pharmacy

💊

Prescription Strength

Clinically dosed Tirzepatide — not supplements

⚕️

Experienced Doctors

Licensed Texas providers, not algorithms

🔐

HIPAA Compliant

Your health data is always protected

Frequently Asked Questions About the GLP-1 GIP Weight Loss Injection

Straight answers to the questions patients ask most. If your question isn't here, book a free call — a licensed provider will answer it directly.

A GLP-1 GIP weight loss injection is a once-weekly prescription containing Tirzepatide — a dual-receptor agonist that simultaneously activates the GLP-1 and GIP hormone pathways. By mimicking both incretin hormones, it suppresses appetite, slows gastric emptying, and improves insulin sensitivity. Green Cap's formula also includes Cyanocobalamin (Vitamin B12) to support energy levels and metabolism during weight loss.

Semaglutide activates only the GLP-1 receptor. Tirzepatide activates both GLP-1 and GIP receptors simultaneously. In clinical trials, Tirzepatide produced significantly greater average weight loss — approximately 15–22.5% of total body weight versus 10–15% for Semaglutide — though individual results vary and both require medical supervision.

Adults with a BMI of 27 or higher (especially with a weight-related condition like type 2 diabetes, hypertension, or high cholesterol) or a BMI of 30+ are typically eligible. Complete the free health assessment and a licensed Texas provider will review your profile and determine whether this treatment is appropriate for your specific health situation.

Yes — all orders are shipped discreetly. Once your prescription is approved, the medication is compounded in a US-licensed pharmacy and shipped directly to your home in plain, unmarked packaging. No pharmacy visits required.

The most commonly reported side effects are gastrointestinal: nausea, diarrhoea, constipation, and abdominal discomfort. These are most pronounced during the dose titration phase (early weeks) and typically decrease over time. Staying well-hydrated, eating smaller meals, and following your provider's dosing guidance all help reduce these effects. Serious side effects are rare but should be reported immediately.

Tirzepatide was originally FDA-approved for type 2 diabetes management and may be particularly beneficial for patients managing both blood sugar and weight. However, your Green Cap provider must review your complete medication list — especially if you're on insulin or sulfonylureas — to avoid hypoglycaemia risk. Always disclose all current medications in your health assessment.

No. Green Cap operates through licensed telehealth. Your entire consultation — from health assessment to provider review to prescription — takes place online. You can also book a phone or video call with a provider if you prefer to speak with someone directly before starting.

Caloric restriction and appetite suppression during active weight loss often lead to reduced nutrient intake, including B12. Fatigue is one of the most common complaints from patients losing weight rapidly. By including Cyanocobalamin directly in the injection formula, Green Cap helps patients maintain energy levels, neurological health, and metabolic function throughout their journey — without requiring separate supplementation.

Start Your GLP-1 GIP Weight Loss Journey Today

Take the free 5-minute health assessment. A licensed Texas provider will review your profile and determine whether the GLP-1 GIP weight loss injection is right for you — no obligation, no in-person visit required.

No office visit required · Free consultation · Discreet shipping · Licensed Texas providers

Medical Disclaimer: The information on this page is intended for general educational purposes only and does not constitute medical advice, diagnosis, or treatment recommendations. The GLP-1 GIP Weight Loss Injection (Tirzepatide + Cyanocobalamin) requires a valid prescription issued by a licensed healthcare provider after individual health assessment. Results vary by individual. Always consult a licensed medical professional before starting any weight loss medication. Green Cap Health is a telehealth platform operated by licensed Texas providers and connected to US-based licensed compounding pharmacies. Green Cap Health is not a pharmacy and does not dispense medications directly.

GLP-1 / GIP Weight Loss Injection

A provider-reviewed GLP-1/GIP weight management option for men and women. Prescription required. Complete a free health assessment to determine if this treatment is appropriate for you.

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Doctor recommendedtreatment options

It’s easy, fast and free to get doctor approved treatment options at Green Cap. Our providers will give you options after determining what’s right for you.  

About this treatment

Support your weight management and metabolic health goals with our GLP-1/GIP injection — a combination of active GLP-1/GIP receptor agonist and Cyanocobalamin (Vitamin B12). This once-weekly prescription injection is formulated to support appetite management and metabolic health. Available following provider evaluation. Why Choose The chemist weight loss Injection?
  • Next-Level Weight Management: Backed by groundbreaking science in GLP-1 and GIP receptor agonism.
  • Comprehensive Health Support: Targets metabolism, energy, and hunger in one convenient injection.
  • Clinically Proven Ingredients: Endorsed by experts for safe, effective metabolic health improvement.
  • User-Friendly Dosing: Requires only a once-weekly application for powerful, long-lasting effects.

Key benefits

We select premium ingredients that are backed by years of research and testing. The result of our formulas are prescriptions that truly work when approved by our providers. 

Dual hormonal action for superior weight loss

Combines GLP-1 and GIP modulation for amplified appetite and metabolic balance.

Cyanocobalamin replenishes vitamin B12 levels, preventing fatigue and supporting overall vitality. 

Tirzepatide optimizes glucose regulation, reducing insulin resistance. 

Helps manage unhealthy eating patterns for lasting results. 

Tirzepatide

Regulates hunger, promotes weight loss, and helps body use insulin more effectively.

Cyanocobalamin

Helps produce energy to fight fatigue and helps the nervous system.

American Made
Prescription Strength
Experienced Doctors
Green Cap
Others
Almost unknown
Few
Few

Take control of your health today

Achieve transformative results with The Chemist weight loss injection, the advanced solution for weight loss, sustained energy, and optimized metabolic function – designed to fuel your success every step of the way.

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