LifeSource Vitamins CLA – Conjugated Linoleic Acid 1250 mg — 90 Softgels
Our CLA provides 1,250 mg conjugated linoleic acid (from safflower oil) per softgel to support healthy body composition, promote fat metabolism, help retain lean mass when used with diet and exercise, support modest fat-mass reduction, and promote overall metabolic wellness* — while respecting traditional use. Produced in FDA-registered, GMP-certified facilities and 3rd-party lab tested for purity and potency by LifeSource Vitamins.
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. We also reference reviews from 39 leading health organizations and insights from 20 top global universities to keep our guidance aligned with credible, evidence-based science.* Every claim is supported by peer-reviewed human RCTs or meta-analyses whenever available.
Clinically Studied Benefits
✓ Supports modest reductions in body fat mass* — Meta-analysis of RCTs reports small but significant fat-mass loss with ~3.2 g/day CLA over ~6 months.* NIH/PubMed — Whigham LD, 2007
✓ Helps improve body composition in some populations* — Trials note fat-mass reduction and lean-mass preservation under controlled conditions.* NIH/PubMed — Riserus U, 2001
✓ Supports weight-maintenance* — CLA supplementation helped limit seasonal or long-term fat gain in certain studies.* NIH/PubMed — Blankson H, 2000
✓ Promotes lean-mass retention during weight programs* — Some trials found better fat-free mass preservation.* NIH/PubMed — Thom E, 2001
✓ Supports abdominal fat outcomes* — 12-week RCT reported decreases in fat mass and waist-to-hip ratio.* NIH/PubMed — Chen SC, 2012
✓ Promotes hormonal marker changes* — CLA supplementation reduced circulating leptin in overweight adults.* NIH/PubMed — Steck S, 2007
✓ Supports metabolic effects (mixed)* — Some studies report changes in insulin sensitivity; findings vary by isomer and population.* NIH/PubMed — Riserus U, 2002
✓ Promotes overall tolerability in trials* — Review notes CLA generally well-tolerated across 6–12 months.* NIH/PMC — 2012 Review
✓ Supports exercise synergy* — Training plus CLA has shown added body-composition benefits in some studies.* NIH/PubMed — Colakoglu M, 2006
✓ Promotes inflammatory marker modulation* — Trials report effects on CRP and cytokines (direction varies by isomer/dose).* NIH/PubMed — Moloney F, 2004
Additional / Promising Evidence
✓ Supports oxidative-stress pathways (mechanistic)* — Reviews describe potential antioxidant signaling roles.* NIH/PMC — 2010 Review
✓ Promotes immune-marker effects (overview)* — Evidence summaries describe CLA’s influence on immune responses.* NIH/PMC — 2019 Review
✓ Supports cardiometabolic endpoints (mixed)* — Studies report variable effects on lipids and insulin function.* NIH/PubMed — Raff M, 2008
✓ Promotes bone-related findings (preclinical/human exploratory)* — Early data suggest possible effects on bone markers.* NIH/PubMed — Watkins BA, 2009
University-Led & Academic Studies
✓ Supports isomer-specific outcomes* — t10,c12 vs c9,t11 CLA display different metabolic effects in academic reviews.* (Evidence — Harvard, 2024)
✓ Promotes dose & duration considerations* — Analyses discuss small effect sizes and need for ≥6 months for changes.* NIH/PubMed — Whigham LD, 2007
✓ Supports lean-mass vs fat-mass tradeoffs* — University-affiliated trials report context-dependent results.* NIH/PubMed — Riserus U, 2001
Global Evidence & Reviews
✓ Supports systematic reviews & guidance on CLA* — Summaries note small average effects on fat mass with mixed metabolic findings; emphasize lifestyle pairing.* NIH/PMC — 2012 Review
✓ Promotes clinical context for CLA use* — Evidence reviews from university nutrition programs and public health groups recommend prudent use and monitoring.* (Evidence — Cochrane/Academic, 2012–2020)
✓ Supports body-composition meta-analytic evidence* — Modest fat-mass reduction with CLA in long-term trials.* NIH/PubMed — Whigham LD, 2007
We monitor research from leading institutions —
Harvard, Johns Hopkins, Mayo Clinic, Cleveland Clinic, Cambridge, Oxford, Stanford, Yale, Tufts, University of Florida, Oregon State University – Linus Pauling Institute, Columbia, Cornell, Ohio State — to align with credible science.*
Key Ingredients
- Conjugated Linoleic Acid (from Safflower Oil) — 1,250 mg per softgel; standardized to provide 1,000 mg active CLA (C18:2 conjugated).*
Brief Benefit Bullets
- Supports modest fat-mass reduction when paired with diet & exercise*
- Helps retain lean mass during weight programs*
- Promotes fat oxidation and body-composition goals*
- Evidence varies by isomer, dose, and duration*
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3rd-party tested for purity & potency*
Suggested Use
See product label for full directions, or as directed by a healthcare professional. If pregnant, nursing, taking medications, or have a medical condition, consult your physician.* Keep out of reach of children.
Product Specifications
Serving Size — 1 Softgel Capsule
Servings Per Container — 90
Conjugated Linoleic Acid (from Safflower Oil) — 1,250 mg per serving
Total Active CLA (C18:2 conjugated) — 1,000 mg per serving
Other Fatty Acids — 185 mg per serving
Calories/Total Fat — 15 kcal / 1.5 g
Other Ingredients — Softgel (gelatin, glycerin, water)
Free From — No sugar, salt, dairy, yeast, wheat, gluten, corn, soy, preservatives, artificial colors or flavors*
Quality — Third-party tested for identity, potency & purity
Every LifeSource Vitamins product is 3rd-party lab tested for purity, potency, and label accuracy — because you deserve transparency and trust in every softgel.
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.
CLA 1250 — 90 softgels — supports body composition, fat metabolism & lean-mass retention when paired with diet/exercise; label-verified actives, 3rd-party tested. Clinically Studied Ingredients — NIH/PubMed!*
