Heart Formula Liquid Extract 1 fl oz (30 Servings) — Liquid — Supports Cardiovascular Health & Circulation*
LifeSource Vitamins Heart Formula Liquid Extract supports cardiovascular wellness with a plant-based blend featuring hibiscus, hawthorn, garlic, and ginger.* These botanicals provide antioxidant and circulatory support through polyphenols and organosulfur compounds that help maintain healthy vascular function and blood flow.* Produced in FDA-registered, GMP-certified facilities and verified by independent 3rd-party laboratories for purity and potency.*
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 (Human Evidence)
✓ Supports healthy blood pressure* — Hibiscus tea lowered systolic and diastolic values in pre-/mildly hypertensive adults.*
NIH/PubMed — McKay DL, 2010
✓ Promotes vascular elasticity* — Garlic supplementation improved arterial stiffness indices in adults.*
NIH/PubMed — Ried K, 2016
✓ Helps maintain healthy blood pressure* — Aged garlic extract reduced systolic pressure in treated but uncontrolled hypertension.*
NIH/PubMed — Ried K, 2010
✓ Supports diastolic pressure within the normal range* — Optimized aged garlic extract lowered diastolic BP in hypercholesterolemic adults.*
NIH/PubMed — Budoff MJ, 2022
✓ Supports cardiovascular antioxidant defenses* — Ginger supplementation improved cardiometabolic markers in adults.*
NIH/PubMed — Arablou T, 2016
✓ Promotes endothelial function* — Hawthorn extract improved flow-mediated dilation in adults with elevated BP.*
NIH/PubMed — Walker AF, 2012
✓ Supports healthy inflammatory balance* — Aged garlic extract reduced IL-6 in adults at cardiovascular risk.*
NIH/PubMed — Morihara N, 2021
✓ May support heart comfort and circulation* — Garlic administration improved selected cardiac/function markers in adults under clinical supervision.*
NIH/PubMed — Ghadimi R, 2024
✓ Supports lipid metabolism* — Garlic intake improved lipid markers in adults in controlled trials (meta-analytic evidence of human RCTs).*
NIH/PubMed — Li C, 2023
✓ Supports systolic blood pressure within the normal range* — Hawthorn reduced SBP in randomized trials (meta-analysis of human studies).*
NIH/PubMed — Wang Y, 2025
✓ Supports cardiometabolic balance* — Ginger improved triglycerides and antioxidant status in adults (systematic evaluation).*
NIH/PubMed — Akbari M, 2021
✓ Promotes vascular health through polyphenols* — Dietary polyphenols supported endothelial function in adults (human evidence synthesis).*
NIH/PubMed — Rodriguez-Mateos A, 2018
Additional / Promising Evidence
✓ Hibiscus* — Meta-analysis suggests hibiscus may support healthy blood pressure and lipid parameters.*
NIH/PubMed — Serban C, 2022
✓ Aged garlic extract* — May slow coronary artery calcification progression and improve inflammatory markers in at-risk adults.*
NIH/PubMed — Ahmadi N, 2020
✓ Garlic* — Reviews indicate potential support for lipid balance and blood pressure within the normal range.*
NIH/PubMed — Bayan L, 2014
✓ Hawthorn* — Evidence suggests potential benefits for vascular function and exercise tolerance.*
NIH/PubMed — Tauchert M, 2010
✓ Ginger* — May support healthy triglycerides and antioxidant status (population-level variation).*
NIH/PubMed — Arablou T, 2016
✓ Cardio-protective polyphenols* — Reviews suggest benefits for endothelial function and vascular health.*
NIH/PubMed — Rodriguez-Mateos A, 2018
University-Led & Academic Studies
✓ Academic research on vascular bioactives* — Human evidence syntheses discuss polyphenols and endothelial function mechanisms supporting vascular wellness.*
NIH/PubMed — Rodriguez-Mateos A, 2018
Global Evidence & Reviews
✓ Dietary patterns & cardiovascular wellness* — Authoritative NIH resources summarize how diet and bioactive compounds support overall cardiovascular health.*
NIH/ODS — Office of Dietary Supplements
✓ Botanicals & cardiovascular support context* — NIH-affiliated evidence resources provide consumer guidance for botanical ingredients and wellness uses.*
NIH/NCCIH — National Center for Complementary and Integrative Health
✓ Clinical study registry context* — NIH’s clinical trial registry provides reference context for ongoing and completed human studies on nutrition and botanicals.*
NIH/ClinicalTrials — ClinicalTrials.gov
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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Hibiscus (Hibiscus sabdariffa) — Polyphenols that support vascular tone and healthy blood pressure*
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Hawthorn (Crataegus spp.) — Traditionally used for circulatory support and endothelial function*
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Garlic (Allium sativum) — Organosulfur compounds that help maintain vascular health and blood pressure within the normal range*
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Ginger (Zingiber officinale) — Antioxidant support for cardiometabolic wellness within the normal range*
Brief Benefit Bullets
- Supports cardiovascular health and healthy circulation*
- Helps maintain endothelial function and vascular elasticity*
- Alcohol-free, vegan; every batch 3rd-party tested*
Suggested Use
Use as directed on the product label. Consult your physician if pregnant/nursing, taking medications (including anticoagulants or antihypertensives), allergic, or if you have a medical condition. Discontinue use and consult a professional if adverse reactions occur. Keep out of reach of children.*
Product Specifications
Form — Liquid Extract (alcohol-free)
Quality — Non-GMO, vegan
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 Heart Formula Liquid Extract — 1 fl oz (30 Servings). Supports cardiovascular health and circulation*. Alcohol-free, vegan & 3rd-party tested*. Clinically Studied Ingredients — NIH/PubMed!*
