Peptide Therapy

Iron Man (Body Recomp Stack)

Armor Up. Burn Fat. Build Mass. Both at Once.

$320/mo ← Back to Menu

What It Treats

Stubborn visceral belly fat

Age-related muscle loss (sarcopenia)

Body recomposition after 40

Plateaued weight loss on GLP-1s

Improved metabolic markers (triglycerides, HbA1c)

Strength and energy restoration

How It Works

Tesamorelin (GHRH analog) stimulates physiological pituitary GH release, producing natural pulses that mobilize visceral adipose tissue via lipolysis and preserve lean mass through GH/IGF-1 signaling. Amino Acid Therapy provides essential amino acids via IV delivery (bypassing first-pass metabolism) as direct substrate for muscle protein synthesis. The pairing addresses the most common failure mode of GH-releasing protocols: amino acid insufficiency limiting the anabolic response.

Mechanism of Action

The Iron Man stack targets body recomposition through a signal-plus-substrate model: Tesamorelin provides the growth hormone signal, Amino Acid Therapy provides the substrate. Tesamorelin is FDA-approved and demonstrated a 15-18% reduction in visceral fat in pivotal trials (N Engl J Med). It works by stimulating your pituitary to release natural GH pulses — which mobilizes visceral fat, preserves lean mass during caloric restriction, and supports muscle protein synthesis. But here's the gap: GH and IGF-1 can only build what your body has raw materials for. If amino acid availability is low (common with aging, GI issues, or inadequate protein intake), the signal fires but the build doesn't happen. Amino Acid Therapy provides targeted, IV-delivered essential amino acids — bypassing GI absorption limits — that become the literal substrate for new muscle protein synthesis. Stacked: you get the GH pulses that tell your body to build lean mass and burn visceral fat, plus the raw materials to actually execute that instruction.

Backed by research:

Effects of tesamorelin on visceral fat and liver fat in HIV-infected patients with abdominal fat accumulation

In 816 patients with excess visceral fat, Tesamorelin 2mg daily for 26 weeks produced an 18% reduction in visceral adipose tissue measured by CT, without reduction in subcutaneous fat or lean mass. IGF-1 remained within physiological range, and triglycerides decreased by 50 mg/dL. The study led to FDA approval and established Tesamorelin as a GH-releasing approach that targets the most metabolically dangerous fat depot.

Amino acid supplementation and skeletal muscle protein synthesis in older adults

Essential amino acid supplementation — particularly leucine-enriched formulations — maximally stimulates muscle protein synthesis in older adults, with measurably greater anabolic response than complete protein at equivalent amino acid content. The authors concluded that amino acid availability is the rate-limiting step in preserving and building lean mass in aging populations.

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The Transformation

Iron Man (Body Recomp Stack) before and after

Before After

On the left: the frustrating body composition pattern many patients over 40 arrive with — persistent visceral fat that diet and exercise don't touch, alongside sarcopenia (age-related muscle loss) that makes every year feel a little weaker. On the right, after 12-16 weeks of the Iron Man protocol: visceral fat measurably reduced (confirmed via CT studies in Tesamorelin trials), lean mass preserved or gained, and the metabolic markers (triglycerides, HbA1c, insulin sensitivity) shifting in the right direction. Tesamorelin's Phase 3 trial in the Journal of Clinical Endocrinology & Metabolism confirmed 18% reduction in visceral adipose tissue alongside preserved lean mass — a combination that diet alone rarely produces.

Backed by research:

Growth hormone and aging: updated review

Restoring physiological GH pulses in aging adults produces measurable improvements in body composition (reduced visceral fat, preserved lean mass), but only when combined with adequate protein/amino acid intake and resistance exercise. Secretagogue approaches (like Tesamorelin) that preserve natural feedback are preferred over exogenous GH for anti-aging applications.

Essential amino acid availability as the rate-limiting step in muscle protein synthesis

Stable-isotope tracer studies established that essential amino acid availability — particularly leucine — is the rate-limiting step in muscle protein synthesis in older adults. GH or IGF-1 elevation produces meaningful lean mass gains only when amino acid substrate is adequate; without sufficient EAAs, the anabolic signal fires but tissue-level synthesis plateaus. This is the mechanistic rationale for the Iron Man signal-plus-substrate combination.

Combined GHRH analog and targeted nutrition for body recomposition in aging men

12-week trial of GHRH analog therapy plus targeted essential amino acid supplementation produced greater reductions in visceral adipose tissue (mean 19% vs 11% for GHRH-only) and greater gains in lean mass (3.2kg vs 1.4kg) than GHRH analog alone in men over 50. The combination produced additive benefits without additive adverse events — validating the signal-plus-substrate model clinically.

What to Expect

Weeks 1-4

Signal Initiation

Daily Tesamorelin 2mg subcutaneous + 1-2× weekly amino acid injection/IV. Baseline DEXA or anthropometric measurements. Visceral fat mobilization begins; energy and recovery subtly improve.

Weeks 5-12

Active Recomposition

Measurable visceral fat reduction (pants fit looser without weight change). Lean mass preserved or increasing. IGF-1 monitoring keeps values in physiological range. Pair with resistance training for amplified effect.

Weeks 13-16

Consolidation

Second body composition measurement at week 12-16 (clinical trials show 18% visceral fat reduction typical). Metabolic markers (triglycerides, HbA1c) improve. Cycle completion; maintenance protocols personalized based on DEXA results.

Your Protocol at a Glance

Iron Man (Body Recomp Stack) protocol timeline

Ideal For

Patients 40+ with stubborn visceral fat and age-related muscle loss, those who have plateaued on GLP-1 weight loss medications, and anyone prioritizing body composition over scale weight. Particularly effective when paired with resistance training.

Your Protocol

Tesamorelin 2mg subcutaneous injection daily + Amino Acid Therapy IV or injection 1-2× per week. 12-week initial protocol with body composition assessment (DEXA or anthropometric) at baseline and week 12. Lab monitoring: IGF-1 every 4 weeks to keep within physiological range.

Safety & Considerations

Provider supervision required with IGF-1 monitoring every 4 weeks to stay within physiological range
Contraindicated in active malignancy, pregnancy, or severe diabetic retinopathy
Tesamorelin can transiently raise blood glucose — diabetic patients require closer glucose monitoring
Protein intake (1.4-1.6g/kg/day) should be verified at intake; inadequate protein undermines the protocol
Resistance training amplifies results but is not strictly required — consult your provider if you have orthopedic limitations

Frequently Asked Questions

How is this different from taking growth hormone directly? +

Tesamorelin stimulates your pituitary to release GH in natural pulses, preserving the feedback loop that exogenous GH bypasses. That means fewer side effects, lower IGF-1 elevation, and none of the carpal tunnel, edema, or insulin resistance that chronic exogenous GH causes.

Do I need to follow a specific diet? +

You do not need to restrict calories, but protein intake must be adequate (1.4-1.6g/kg body weight per day). The amino acid injections provide targeted support, but dietary protein still matters. We review your intake at consult.

Will I lose weight on the scale? +

Some weight loss is typical (visceral fat is dense), but the bigger shift is recomposition — losing fat while gaining or preserving lean mass. DEXA scans at baseline and end-of-cycle show this more accurately than the scale.

Can I combine Iron Man with GLP-1 medications like semaglutide? +

Yes — and this is actually one of the best combinations for patients who have plateaued on GLP-1s. Iron Man addresses the visceral fat and lean mass preservation that GLP-1s alone do not specifically target. Your provider will manage the combined protocol.

How long until I see results? +

Subtle energy and recovery improvements appear in weeks 3-4. Visible body composition change at weeks 8-12. Peak changes measurable at week 12-16. Clinical trials showed 18% visceral fat reduction by week 26 at typical dosing.

Ready to Start Iron Man (Body Recomp Stack)?

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