Astragalus Root — Organic Liquid Extract, 1 fl oz (30 ml) — Promotes Vibrant Immune Health*
Our organic Astragalus membranaceus liquid extract provides a fast-absorbing format traditionally used to support immune function, promote vitality and everyday resilience, help maintain balanced immune response, support respiratory wellness during seasonal challenges, provide antioxidant protection for cellular defense, promote healthy inflammatory signaling, support overall wellness and energy, help maintain comfort during daily activity, provide traditional TCM spleen/Qi support context, and support comprehensive immune and vital energy health* — while respecting premium organic root sourcing. Produced in FDA-registered, GMP-certified facilities and 3rd-party lab tested for purity, potency & label accuracy.*
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, evidence-based science.*
Clinically Studied Benefits
✓ Enhances immune function* — Reviews describe modulation of T cells, macrophages, NK cells and cytokines in human and translational studies.*
NIH/PMC — Zheng Y, 2020
✓ Supports respiratory wellness* — Cochrane-style review evaluated prevention of recurrent ARTIs and called for rigorous RCTs.*
NIH/PMC — Su G, 2016
✓ Provides antioxidant activity & cellular defense* — Constituents (polysaccharides, saponins, flavonoids) show antioxidant mechanisms across tissues.*
NIH/PubMed — Shahzad M, 2016
✓ Supports immune signals in oncology (adjunct context)* — Meta-analysis reports improvements in selected outcomes and immune indices with Astragalus as add-on care.*
NIH/PMC — Sheng X, 2025
✓ Supports liver protection (preclinical/translational)* — Experimental work shows reduced oxidative stress and improved markers.*
NIH/PMC — Choi DJ, 2020
Additional / Promising Evidence
✓ May support metabolic health* — Recent review summarizes Astragalus bioactives and signals for metabolic markers.*
NIH/PMC — Li S, 2025
✓ May support healthy aging & telomeres* — Randomized, double-blind, placebo-controlled trial of an Astragalus-based supplement reported telomere benefits.*
NIH/PMC — de Jaeger C, 2024
✓ May support gut–immune axis & immune pathways* — Reviews outline APS effects on innate/adaptive responses.*
Frontiers — Wang XY, 2022
University / Academic Context
✓ Supports educational and clinical resources on safety & usage* — NIH/NCCIH, NIH/LiverTox, WHO TCM terminology, and Health Canada monograph provide context for adult use, safety, and traditional applications.*
NIH/NCCIH & Health Canada Resources
Global Evidence & Reviews
✓ Confirms national and global safety & evidence framing* — NIH/NCCIH and NIH/LiverTox summarize Astragalus’ safety considerations and evidence landscape.*
NIH/NCCIH & LiverTox Summaries
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 Ingredient
-
Organic Astragalus Root (Astragalus membranaceus)* — Source of polysaccharides (APS), astragalosides, and flavonoids that support immune function and antioxidant defenses.*
Brief Benefit Bullets
- Promotes vibrant immune health & balanced cytokine activity*
- Supports respiratory wellness during seasonal challenges*
- Fast-absorbing liquid for everyday vitality*
- Antioxidant support for cellular defense*
- Traditional TCM spleen/Qi support context*
-
3rd-party lab tested for purity & potency
Suggested Use
See product label for full instructions, or as directed by your healthcare professional. Do not exceed recommended dose. If pregnant, nursing, taking medications (especially immunosuppressants), or have a medical condition, consult your physician.*
Product Specifications
- Bottle Size — 1 fl oz (30 ml)
- Serving Size — 30 drops (1 ml)
- Servings Per Container — 30
- Herb Weight Equivalence — 333 mg per serving
- Herb Strength Ratio — 1:3
- Active — Organic Astragalus Root (Astragalus membranaceus)
- Other Ingredients — Deionized water; grain alcohol 27–37% by volume
- Form — Alcohol-based herbal liquid extract; Non-GMO*
- 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.
Astragalus Root Liquid Extract — 1 fl oz (30 ml), herb strength 1:3, 333 mg herb equivalence/serving; organic, NIH/PMC-referenced immune support. Clinically Studied Ingredients — NIH/PubMed!*
