

CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 75 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 12.5-25 MCG/DAY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM
Levotiron delivers levothyroxine sodium (T4), the gold-standard therapy for diagnosed hypothyroidism. For bodybuilders, athletes, and fitness enthusiasts who have a confirmed thyroid hormone deficiency, restoring a normal (euthyroid) state is essential for consistent energy, training output, recovery quality, and body composition fundamentals. Levotiron is a prescription medication with an FDA boxed warning: thyroid hormones must not be used for weight loss in individuals with normal thyroid function.
T4 is a prohormone that tissues convert to T3, the active hormone that drives metabolic rate, mitochondrial activity, and protein turnover. When you're hypothyroid, it's harder to maintain training intensity, manage fatigue, or hit physique targets even with smart nutrition and programming. Correct T4 replacement removes this bottleneck so your training, diet, and sleep can produce predictable results. It is not a "cutting agent"—it's a clinical fix for a medical problem.
After oral dosing, levothyroxine is absorbed in the small intestine and carried in circulation bound to transport proteins. In target tissues, deiodinase enzymes convert T4 → T3 on demand. This tissue-level control is why most patients do very well on T4 alone: each organ draws what it needs, when it needs it, while the long half-life of T4 (~1 week) keeps levels steady day to day.
Do not self-dose. Your prescriber will individualize based on age, weight, cardiovascular status, training stress, and lab data. Many adults start low and increase by 12.5–25 mcg steps every 4–6 weeks until the lowest effective maintenance dose is reached. A 75 mcg tablet enables tidy mid-range adjustments when moving beyond 50 mcg but not yet at 100 mcg. In older adults or those with CAD/arrhythmia risk, clinicians may begin at 12.5–25 mcg with slower titration.
Timing & consistency: take Levotiron at the same time daily on an empty stomach with water. Morning (30–60 minutes before breakfast/coffee) or bedtime (≥3–4 hours after the last meal) both work—pick one and stick with it. Because T4's half-life is long, small timing shifts won't wreck your week, but consistency simplifies dose-finding and improves performance planning.
Iron, calcium, aluminum/magnesium antacids, bile-acid sequestrants, sucralfate, some phosphate binders, and very high-fiber or soy-dense meals can reduce absorption. Separate these from Levotiron by several hours. Medication changes (e.g., estrogens, enzyme inducers) or GI disorders (celiac, IBD) can alter dose requirements. Anticoagulants and antidiabetics may need review after thyroid dose changes—always keep your clinician updated.
Under-replacement: persistent fatigue, cold intolerance, constipation, dry skin/hair, depressed mood, poor training tolerance.
Over-replacement: palpitations/tachycardia, tremor, heat intolerance, anxiety, insomnia, diarrhea, weight loss, and longer-term bone effects if chronic. Report symptoms promptly so your prescriber can adjust.
Levotiron restores the hormonal baseline—you still supply the results with structured programming, adequate protein (generally 1.6–2.2 g/kg/day), smart periodization, and sleep (7–9 hours). During cuts, maintain sufficient dietary fat to support endocrine health; during massing, bring calories up gradually to avoid GI strain and dyslipidemia. If your plan includes aromatizable androgens or high-stress peaking blocks, coordinate with your clinician: thyroid dose is usually kept stable while lipids, blood pressure, and estrogen control are managed separately.
For indications, boxed warning, dosing principles, and safety details, see the FDA prescribing information for levothyroxine tablets (example reference: Levothyroxine Sodium FDA label). Your clinician will personalize these guidelines to your case.
Recovery & tissue support:
GH axis & composition tools:
Strength block context:
This listing is for genuine Abdi İbrahim Levotiron 75 mcg tablets (50 count). Store at room temperature away from moisture, heat, and light. Keep out of reach of children. Use only as prescribed and sourced legally in your jurisdiction.
Medical disclaimer: Educational content only; not medical advice. Follow your licensed clinician's dosing, labs, and monitoring. Thyroid hormones must not be used for weight loss in euthyroid individuals.
The 75 mcg strength helps fine-tune dosing once you progress beyond entry levels but aren't yet at 100 mcg. Clinicians titrate in 12.5–25 mcg steps to reach the lowest effective dose.
Take at the same time daily on an empty stomach with water—30–60 minutes before breakfast or at bedtime (3–4 hours after the last meal). Separate from iron, calcium, antacids, and high-fiber/soy foods by several hours.
No. Thyroid hormones carry a boxed warning and must not be used for weight loss in euthyroid people. Levotiron restores normal thyroid levels in diagnosed hypothyroidism so diet and training can work as intended.
Under-replacement: fatigue, cold intolerance, constipation, dry skin/hair. Over-replacement: palpitations, tremor, heat intolerance, anxiety, insomnia, weight loss. Report symptoms to your clinician for labs and adjustments.
Most patients do well on T4 alone. If symptoms persist despite correct dosing and good absorption, clinicians may consider adjunct T3 after ruling out interactions or GI issues. This decision is individualized and lab-guided.
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CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 100 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 12.5-25 MCG/DAY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM
CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 125 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 12.5-25 MCG/DAY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM
CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 175 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 12.5-25 MCG/DAY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM
CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 50 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 25–50 MCG ONCE DAILY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM
CLASSIFICATION: THYROID HORMONE (T4)
ACTIVE SUBSTANCE: LEVOTHYROXINE SODIUM
FORM: 50 TABLETS x 200 MCG
ACTIVE HALF-LIFE: ~7 DAYS
DOSAGE: MEN 12.5-25 MCG/DAY
ACNE: NOT TYPICAL
WATER RETENTION: NONE EXPECTED
HIGH BLOOD PRESSURE (HBP): NOT TYPICAL
HEPATOTOXICITY: NONE EXPECTED
AROMATIZATION: NONE
MANUFACTURER: ABDI IBRAHIM