Research
Research on Herbs in Cough Relief (C) Supplement
Modern research has examined herbs used in Cough Relief (C) Supplement, particularly Fritillaria Bulb (Chuan Bei Mu), Loquat Leaf (Pi Pa Ye), and Platycodon Root (Jie Geng). Published reviews and experimental studies have explored their traditional respiratory uses, phytochemistry, cough-response activity, mucus clearance, antioxidant activity, inflammatory-response pathways, and other respiratory-related biological properties.
Research on Fritillaria Bulb has examined naturally occurring alkaloids such as imperialine, verticine, and verticinone. Laboratory and animal studies have investigated their potential antitussive, expectorant, antioxidant, and inflammation-regulating activities, including their influence on cough frequency, mucus clearance, inflammatory mediators, and respiratory pathways. Research involving Loquat Leaf has examined its flavonoids, triterpenoid acids, and other compounds for their potential roles in supporting cough response, expectoration, mucus balance, and respiratory comfort.
Research on Platycodon Root has explored its traditional uses, phytochemistry, pharmacology, and naturally occurring saponins. Published studies have investigated its potential antitussive, expectorant, antioxidant, and inflammatory-response activities, as well as its traditional role in supporting the Lung, soothing the throat, promoting the movement of Lung Qi, and helping clear Phlegm.
From a Traditional Chinese Medicine perspective, Cough Relief (C) Supplement is formulated for lingering dry cough, cough with very little phlegm, Lung dryness, Lung Yin deficiency, impaired descending of Lung Qi, and Phlegm that is difficult to clear. The herbs are traditionally combined to moisten and support the Lung, promote the normal descending movement of Lung Qi, transform Phlegm, soothe the throat, and maintain respiratory comfort.
Research References
Bulbus Fritillariae Cirrhosae as a Respiratory Medicine: Is There a Potential Drug in the Treatment of COVID-19?
https://pmc.ncbi.nlm.nih.gov/articles/PMC8811224/
Antitussive and Expectorant Properties of Growing and Fallen Leaves of Loquat (Eriobotrya japonica)
https://link.springer.com/article/10.1016/j.bjp.2018.02.006
Platycodon grandiflorus—An Ethnopharmacological, Phytochemical and Pharmacological Review
https://pubmed.ncbi.nlm.nih.gov/25666431/