Bronchial Support Liquid — 8 fl oz — Supports Respiratory Health & Mucus Clearance*
Our Bronchial Support Liquid combines menthol, eucalyptus (1,8-cineole), honey, and supporting herbs in an alcohol-free base to soothe irritated throats, promote comfortable breathing, help loosen phlegm, support mucus clearance, promote cough relief in context, provide gentle demulcent soothing for airways, help maintain inflammatory balance in respiratory tissues, support traditional herbal bronchial applications, promote overall respiratory comfort, help maintain healthy airway function, and support comprehensive bronchial and throat wellness* — while respecting natural formulation. 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 symptom relief in acute bronchitis* — Oral 1,8-cineole (from eucalyptus) improved cough, sputum, and chest pain versus placebo in a randomized controlled trial.*
NIH/PubMed — Fischer & Dethlefsen, 2013
✓ Promotes airway anti-inflammatory effects* — 1,8-cineole shows corticosteroid-like anti-inflammatory actions in asthma-related clinical work.*
NIH/PubMed — Juergens et al., 2003
✓ Helps maintain mucolytic and bronchodilating support* — Reviews summarize 1,8-cineole's mucolytic and bronchodilating properties relevant to bronchitis and COPD.*
NIH/PubMed — Juergens, 2020
✓ Supports reduced perceived dyspnea and improved airflow sensation* — Menthol reduced perceived breathlessness and enhanced airflow sensation in human trials.*
NIH/PubMed — Pereira et al., 2013
✓ Promotes increased cough-reflex threshold* — Menthol increased the capsaicin cough threshold in human volunteers.*
NIH/PubMed — Wise et al., 2012
✓ Helps reduce nocturnal cough and improve sleep in children* — Bedtime honey reduced nocturnal cough and improved sleep quality in pediatric upper respiratory tract infection trials.*
NIH/PubMed — Kuitunen et al., 2023
✓ Supports antimicrobial properties relevant to upper-airway wellness* — Honey exhibits antibacterial activity in clinical and review evidence.*
NIH/PubMed — Albaridi et al., 2019
✓ May support modest reduction in acute respiratory infection risk* — Vitamin D meta-analyses report modest reductions in ARI risk, varying by regimen and population.*
NIH/PubMed — Martineau et al., 2017
Additional / Promising Evidence
✓ May support bronchodilator effects in acute contexts* — Magnesium shows airway smooth muscle relaxation in acute asthma protocols; oral micro-doses provide nutritional support.*
NIH/ODS — Magnesium Consumer Fact Sheet
✓ Contributes to anti-inflammatory and mucosal soothing properties* — Aloe vera shows preliminary human data for mucosal comfort and anti-inflammatory effects.*
NIH/PubMed — Park et al., 2014
✓ Supports anti-inflammatory and anti-allergic actions* — Onion extract indicates potential airway-relevant effects in human and experimental data.*
NIH/PubMed — Dorsch, 2002
✓ Promotes antitussive and anti-inflammatory rationale* — Radish extract shows preclinical activity relevant to bronchial comfort.*
NIH/PubMed — Lin et al., 2013
✓ May support antioxidant and lung/airway comfort* — Watercress shows preliminary animal/human pilot work for respiratory support.*
NIH/PubMed — Bahramikia et al., 2015
✓ Supports mucosal immunity and epithelial integrity* — Vitamin A is essential for epithelial function and immune signaling; deficiency linked to higher infection risk.*
NIH/PubMed — Villamor et al., 2015
University-Led & Academic Studies
✓ Supports cough relief in bronchitis with thyme + ivy* — University-affiliated RCT on thyme and ivy combination.*
NIH/PubMed — Kemmerich et al., 2006
✓ Promotes menthol effects on cough reflex and airflow* — Academic human trials on menthol's sensory and threshold benefits.*
NIH/PubMed — Wise/Eccles Studies
✓ Supports licorice gargle for throat comfort* — University-linked RCTs and meta-analysis on postoperative sore throat reduction.*
NIH/PubMed — Agarwal/Ruetzler/Kuriyama Studies
Global Evidence & Reviews
✓ Confirms ivy leaf extract benefits for URTI/bronchitis* — Systematic reviews and clinical studies support symptom relief.*
NIH/PubMed — Holzinger & Sadlon, 2011
✓ Supports menthol sensory and cough threshold effects* — Global human trials and reviews on menthol's airflow and reflex benefits.*
NIH/PubMed — Wise et al., 2012
✓ Aligns with licorice gargle evidence for throat soothing* — Meta-analyses confirm reductions in sore throat in postoperative contexts.*
NIH/PubMed — Kuriyama et al., 2019
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
-
Menthol, Eucalyptus (1,8-cineole), Honey* — Core actives for throat soothing, cough relief, and respiratory comfort support.*
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Wild Cherry Bark, Osha Root, Thyme, Licorice, Slippery Elm* — Traditional herbal blend for mucus clearance and airway support.*
Brief Benefit Bullets
- Soothes irritated throats*
- Supports cough relief*
- Enhances breathing comfort*
- Promotes mucus clearance*
- Alcohol-free herbal blend*
- Easy-to-take liquid syrup*
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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, or have a medical condition, consult your physician.*
Product Specifications
- Serving Size — 1 tsp (5 mL)
- Servings Per Container — ~48
- Vitamin A (acetate) — 4,000 IU
- Vitamin D₃ — 400 IU
- Magnesium (as chloride) — 6 mg
- Zinc (as lactate) — 3 mg
- Proprietary blend — 61 mg (aloe vera extract, eucalyptus oil, honey extract, menthol, onion fluid extract, radish extract, watercress extract)
- Form — Alcohol-free liquid
- Free From — Non-GMO, gluten-free, no artificial colors*
- 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.
Bronchial Support Liquid — 8 fl oz. Supports respiratory comfort & mucus clearance with menthol, eucalyptus (1,8-cineole) and honey. 3rd-party tested. Clinically Studied Ingredients — NIH/PubMed!*
