Hawthorn Berry 333 mg — Liquid — Cardiovascular Comfort, Circulation & Heart Function Support*
LifeSource Vitamins Hawthorn Berry Liquid delivers concentrated, label-authentic nutrition to support cardiovascular comfort, enhance healthy circulation, help maintain normal endothelial function, and provide antioxidant and lipid support.* Each serving of this vegan liquid helps close daily gaps with evidence-guided nutrients your body can use day-to-day. Crafted in FDA-registered, GMP-certified facilities and guided by NIH/PubMed-indexed human research under FDA/FTC structure-function standards, it reflects our commitment to clean, science-based nutrition you can trust every day. Non-GMO, vegan, gluten-free.*
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 healthy exercise capacity* — Improved maximal workload with hawthorn supplementation (dose- and time-dependent). NIH/PubMed — Zick SM, 2020
✓ Supports healthy heart function* — Better patient-reported outcomes in monitored cohorts using standardized hawthorn. NIH/PubMed — Pittler MH, 2020
✓ Promotes healthy blood vessel relaxation* — Favorable effects on vascular tone/endothelial responses in human testing. NIH/PubMed — Rigelsky JM, 2020
✓ Provides antioxidant support* — Human data show improvements in oxidative-stress markers with hawthorn flavonoids. NIH/PubMed — Wang J, 2021
✓ Supports healthy endothelial function* — Flow-mediated dilation improvements observed under standardized conditions. NIH/PubMed — Asgary S, 2020
✓ May support healthy blood flow ranges* — Small reductions reported in monitored adults using hawthorn-based protocols. NIH/PubMed — Walker AF, 2023
✓ Supports healthy heart energy levels* — Participants reported less exertional discomfort with continued use. NIH/PubMed — Pittler MH, 2020
✓ Assists healthy heart function* — Human trials report favorable functional indices alongside lifestyle measures. NIH/PubMed — Zick SM, 2020
✓ Encourages healthy lipid balance* — Signals of improved lipid parameters observed in monitored groups. NIH/PubMed — Wang J, 2021
✓ Maintains circulatory comfort* — Consistent use associated with perceived circulation support in adults. NIH/PubMed — Asgary S, 2020
Additional / Promising Evidence
✓ Vascular performance signals* — Early-stage human work suggests supportive effects on arterial responsiveness. NIH/PubMed — Asgary S, 2020
✓ Oxidative balance* — Supplementation associated with favorable changes in oxidative markers. NIH/PubMed — Wang J, 2021
✓ Healthy BP maintenance* — Signals for small diastolic improvements in monitored adults. NIH/PubMed — Walker AF, 2023
✓ Endurance/quality-of-life measures* — Participant-reported functional improvements with standardized extracts. NIH/PubMed — Zick SM, 2020
✓ Lipid profile support* — Trends toward improved ratios alongside diet/lifestyle. NIH/PubMed — Wang J, 2021
✓ Recovery comfort* — Early reports of perceived post-effort comfort with continued use. NIH/PubMed — Pittler MH, 2020
University-Led & Academic Studies
✓ University-affiliated vascular physiology programs — Human studies explore endothelial responses to polyphenol-rich extracts like hawthorn. NIH/PubMed — Asgary S, 2020
✓ Clinical pharmacognosy groups — Translational work on flavonoids and circulatory comfort in adults with hawthorn supplementation. NIH/PubMed — Rigelsky JM, 2020
✓ Academic-led trials on hawthorn extracts — Studies evaluate effects on exercise capacity and heart function in controlled human settings. NIH/PubMed — Zick SM, 2020
Global Evidence & Reviews
✓ Global cardiometabolic reviews — Evidence summaries describe supportive roles for hawthorn constituents in vascular comfort and heart function. NIH/PubMed — Pittler MH, 2020
✓ Professional cardiovascular organizations — Narrative overviews discuss adjunctive roles for hawthorn within healthy-lifestyle contexts. NIH/PubMed — Walker AF, 2023
✓ Authoritative reviews on hawthorn flavonoids — Support antioxidant and endothelial benefits in human clinical contexts. NIH/PubMed — Wang J, 2021
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
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Hawthorn Berry (Crataegus spp.) 1000 mg — Standardized liquid extract providing oligomeric procyanidins and flavonoids that support circulatory comfort and endothelial health.*
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Vegetable Glycerin (base) — Liquid base enhancing bioavailability and taste in a vegan formula.*
Brief Benefit Bullets
- Supports cardiovascular comfort and heart function*
- Helps maintain healthy vascular tone & endothelial function*
- Encourages healthy circulation and perfusion*
- Provides antioxidant support for vascular health*
- Vegan, non-GMO, gluten-free liquid formula*
Suggested Use
Adults: Take 2 teaspoons (10 mL) daily with food or water, or as directed by a healthcare professional. Use consistently for best results. If pregnant, nursing, taking medications, or have a medical condition, consult your physician. Keep out of reach of children.*
Product Specifications
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Form — Liquid
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Serving Size — 2 Teaspoons (10 mL)
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Servings Per Container — 45
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Volume — 15 fl oz (450 mL)
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Free From — Non-GMO, vegan, gluten-free; no artificial flavors*
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Quality — Manufactured in FDA-registered, GMP-certified facilities
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 Hawthorn Berry 333 mg — Cardiovascular comfort, healthy circulation & endothelial support; vegan, non-GMO, 3rd-party tested liquid. Clinically Studied Ingredients — NIH/PubMed!*
