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LifeSource Vitamins Thermo Lean — 90 Tablets — Supports Weight Loss & Energy*
LifeSource Vitamins Thermo Lean delivers a potent blend of 17 nutrients, including Green Tea Extract, Caffeine, Garcinia Cambogia, and L-Carnitine, to support weight loss, metabolism, and vibrant energy. Crafted in FDA-registered, GMP-certified facilities and 3rd-party tested for identity, potency & purity.*
Research-Driven & Verified Product.
Explore the clinical research, ingredient science, and global evidence supporting this product below.
Research Promise: At LifeSource Vitamins, our commitment is rooted in research and results. Every benefit below is supported by human clinical studies indexed in the National Institutes of Health (NIH) via PubMed, with full texts available in the National Library of Medicine (NLM) PubMed Central (PMC) when available. In addition, we reference reviews from 39 leading health organizations and insights from 20 top global universities to ensure our guidance aligns with credible science.*
Clinically Studied Benefits
✓ Supports weight loss — enhances fat metabolism and calorie burning (meta-analysis).* NIH/PubMed — Hursel, 2009
✓ Boosts metabolism — increases resting metabolic rate with thermogenic nutrients (RCT).* NIH/PubMed — Diepvens, 2005
✓ Powers energy levels — promotes sustained energy for daily activity (review).* NIH/PubMed — Spriet, 2014
✓ Supports appetite control — helps reduce hunger cravings (systematic review).* NIH/PMC — Onakpoya, 2011
✓ Promotes fat oxidation — enhances fat breakdown during exercise (RCT).* NIH/PubMed — Venables, 2008
✓ Supports muscle preservation — aids lean muscle retention during weight loss (meta-analysis).* NIH/PubMed — Askarpour, 2020
✓ Ignites exercise performance — improves stamina and endurance (review).* NIH/PubMed — Spriet, 2014
✓ Promotes antioxidant activity — reduces oxidative stress with green tea catechins (meta-analysis).* NIH/PubMed — Hursel, 2009
✓ Supports healthy blood sugar already within normal range — helps maintain glucose balance (meta-analysis).* NIH/PubMed — Liu, 2013
✓ Promotes overall wellness — supports multi-system health for vitality (clinical evidence).* NIH/PubMed — Spriet, 2014
Additional / Promising Evidence
✓ May support mood stability — may enhance mood via energy support (review).* NIH/PubMed — Spriet, 2014
✓ May improve cognitive function — may enhance focus with caffeine (review).* NIH/PubMed — Spriet, 2014
✓ May support heart health — may promote cardiovascular wellness (systematic review).* NIH/PMC — Onakpoya, 2011
✓ May enhance digestive health — may support gut function during weight loss (meta-analysis).* NIH/PubMed — Askarpour, 2020
✓ May support immune function — may bolster immunity with antioxidants (meta-analysis).* NIH/PubMed — Hursel, 2009
✓ May improve recovery — may reduce exercise-induced fatigue (review).* NIH/PubMed — Spriet, 2014
University-Led & Academic Studies
✓ Green Tea for weight loss — university trials confirmed fat metabolism effects (meta-analysis).* NIH/PubMed — Hursel, 2009
✓ Thermogenic nutrients for metabolism — academic research validated effects (RCT).* NIH/PubMed — Diepvens, 2005
✓ Caffeine for energy — university-led studies supported energy enhancement (review).* NIH/PubMed — Spriet, 2014
✓ Garcinia for appetite control — university research showed hunger effects (systematic review).* NIH/PMC — Onakpoya, 2011
Global Evidence & Reviews
✓ Green Tea for weight loss — research confirms role in fat metabolism (meta-analysis).* NIH/PubMed — Hursel, 2009
✓ Thermogenic effects — studies validate metabolism boost (RCT).* NIH/PubMed — Diepvens, 2005
✓ Caffeine for energy — evidence supports energy enhancement (review).* NIH/PubMed — Spriet, 2014
✓ Garcinia for appetite control — research highlights hunger regulation (systematic review).* NIH/PMC — Onakpoya, 2011
We monitor research from the world’s leading institutions —
Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge University, Oxford, Stanford, Yale, MIT, the University of Florida, Oregon State University – Linus Pauling Institute, Tufts, Boston University, Cornell, Columbia, and Ohio State — to ensure our guidance remains aligned with the highest standards of credible science.*
Key Ingredients
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Green Tea Extract — supports thermogenesis and fat oxidation.*
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Caffeine — boosts energy and metabolism.*
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Garcinia Cambogia — supports appetite control and fat metabolism.*
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L-Carnitine — enhances fat transport and muscle preservation.*
Brief Benefit Bullets
- Supports weight loss*
- Boosts metabolism*
- Powers energy levels*
- Promotes appetite control*
- Enhances fat oxidation*
- Supports muscle preservation*
- Ignites exercise performance*
- Promotes antioxidant activity*
- Supports healthy blood sugar already within normal range*
- Enhances overall wellness*
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3rd-party lab tested for purity & potency
Suggested Use
Take three (3) tablets daily with meals, or as directed by a healthcare professional. Contains caffeine (200 mg per serving). Not recommended for children, pregnant, or nursing women. If taking medications (e.g., stimulants, blood thinners) or have a medical condition (e.g., heart disease, hypertension), consult your physician.*
Product Specifications
Serving Size — 3 Tablets (400 mg Green Tea Extract, 200 mg Caffeine, 300 mg Garcinia Cambogia, 150 mg L-Carnitine)
Servings Per Container — 30
Form — Tablets
Free From — Non-GMO, gluten-free*
Quality — Third-party tested for identity, potency & purity
LifeSource Vitamins — Proudly American — Since 1992
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.
LifeSource Vitamins Thermo Lean — 90 Tablets — Supports Weight Loss & Energy* Clinically Studied Ingredients — NIH/PubMed!*
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