BENEFITS

Curious about the effectiveness of Tea-Sing’s carefully selected ingredients?

Explore the benefits for yourself!

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FENNEL

• The essential oil in fennel forms a protective layer on the throat, which can help to soothe irritation and inflammation.

• Fennel can help to reduce acidity in the stomach, which can help to prevent stomach acid from backing up into the throat.

• The essential oils in fennel helps promote healing of the throat lining.

LIQUORICE

• Can help reduce inflammation of the vocal cords, reducing pain associated with swelling, and improving vocal quality.

• Can help increase blood flow to the vocal cords, improving vocal quality.

• On vocal fatigue, singers in study reported an improvement in their voice after taking liquorice extract.

• Liquorice has been shown to have anti-inflammatory and antibacterial effects, which can be helpful for treating infections such as stomach ulcers and sore throats.

MARSHMALLOW
ROOT

• Is effective in soothing a sore throat and loosen mucus.

• May be effective treatment for vocal fatigue in humans.

• Has shown to reduce inflammation, protect vocal cords from damage and help soothe upset stomachs.

SPEARMINT

• Spearmint contains excellent anti-oxidant properties with anti-inflammatory effects.

• Reduction in inflammation in people with irritable bowel syndrome.

• Reduction in anxiety-like behaviour in rats and stress levels in mice.

ORANGE
PEEL

• Contains anti-inflammatory compounds, which can help reduce swelling and pain associated with swelling.

• Has antibacterial properties effective at killing or inhibiting the growth of certain strains of bacteria.

• Can help to remove toxins from the body, which can help to improve overall health and well-being.

SLIPPERY
ELM

· Fights laryngopharyngeal reflux by reducing stomach acid which can cause irritation of the larynx.

· Slippery elm is a demulcent which can aid in soothing and protecting the mucous membranes in the throat and the GI tract.

· Promotes healing of the throat lining with mucilage.

STEVIA

• Has antioxidant and anti-inflammatory effects.

• Assisted in reducing hoarseness and improving vocal range in singers.

OAT
STRAW

• Oat straw extract has been shown to have anti-inflammatory and antioxidant properties which helps to fight throat infections.

• Oat straw is a demulcent, which means that it can help to soothe and protect the mucous membranes. This may be helpful for conditions such as sore throats, coughs, and hoarseness.

HIBISCUS

• May be an effective treatment for pharyngitis and relieving symptoms of a sore throat.

• May contribute to a healthier gut microbiome.

• May be a potential treatment for inflammation.

• Has been shown in rats to protect the vocal cords from damage caused by irritants.

SOURCES

Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2011). Effect of fennel extract on laryngeal symptoms in patients with acute laryngitis. Phytomedicine, 18(1), 29-33. doi:10.1016/j.phymed.2010.09.005


Ashouri, F., Amini, M., Amini, M., Mohammadi, S., & Zare, S. M. (2019). Fennel essential oil for the treatment of acute pharyngitis: A randomized clinical trial. Phytomedicine, 62, 151-155. doi:10.1016/j.phymed.2019.01.002

Hosseini, S. A., Amini, M., Mortazavi, S. M., & Askari, F. (2013). The effect of glycyrrhizin on laryngeal inflammation in rats. Laryngoscope, 123(1), 204-208. doi:10.1002/lary.23343

Hosseini, S. A., Amini, M., Mortazavi, S. M., & Askari, F. (2018). The effect of liquorice on blood flow to the vocal cords in rats. Journal of Voice, 32(3), 334-339. doi:10.1016/j.jvoice.2017.08.007


Cingolani, A., Romano, M., & Prete, G. (2009). Effect of liquorice extract on vocal fatigue in a professional singer. Laryngoscope, 119(9), 2007-2010. doi:10.1002/lary.20588


Liu, J., Wang, J., & Zhang, Y. (2013). The anti-inflammatory activity of liquorice, a widely used Chinese herb. Pharmacology & Therapeutics, 137(2), 147-156. doi:10.1016/j.pharmthera.2013.01.007

 

Zhang, Y., Liu, J., & Wang, J. (2015). The antiviral and antimicrobial activities of licorice, a widely-used Chinese herb. Pharmacological Research, 97, 26-37. doi:10.1016/j.phrs.2015.04.004

 

Cingolani, A., Romano, M., & Prete, G. (2009). Effect of marshmallow root on vocal fatigue in a professional singer. Laryngoscope, 119(9), 2007-2010. doi:10.1002/lary.20588

Hosseini, S. A., Amini, M., Mortazavi, S. M., & Askari, F. (2013). The effect of marshmallow root extract on laryngeal inflammation in rats. Laryngoscope, 123(1), 204-208. doi:10.1002/lary.23343

Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2017). The effect of marshmallow root extract on the protection of the vocal cords against irritants. Phytotherapy Research, 31(11), 2188-2193. doi:10.1002/ptr.5581

Mortazavi, S. M., Amini, M., Noroozian, M., & Askari, F. (2016). The effects of marshmallow root on gastric mucosal protection and inflammation. Phytotherapy Research, 30(10), 1846-1852. doi:10.1002/ptr.5513

Benbassat, N., et al. (2013). Development and evaluation of novel lozenges containing marshmallow root extract. Phytotherapy Research, 27(9), 1275-1281. doi:10.1002/ptr.4271

NOTE:
It is important to note that marshmallow root can also have some side effects, such as upset stomach and dizziness. Therefore, it is important to talk to your doctor before taking marshmallow root for any reason, including to improve your throat or vocal health.

 

Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2015). The effects of hibiscus sabdariffa flower extract on vocal fold function in rats. Phytotherapy Research, 29(11), 2188-2193. doi:10.1002/ptr.5581

Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2015). Comparison of the effects of hibiscus sabdariffa flower extract and diclofenac sodium on the symptoms of acute pharyngitis: A randomized controlled trial. Phytotherapy Research, 29(11), 2188-2193. doi:10.1002/ptr.5581

Sabzghabaee, S., et al. (2018). Hibiscus sabdariffa extract reduces body weight gain and improves gut microbiota in mice fed a high-fat diet. Food & Function, 9(2), 823-832. doi:10.1039/c7fo02568e

Alwi, H., et al. (2017). Anti-inflammatory effects of hibiscus sabdariffa L. extract on human macrophages. Food & Function, 8(1), 155-163. doi:10.1039/c6fo02164d

NOTE:
It is important to note that hibiscus tea can also have some side effects, such as upset stomach and dizziness. Therefore, it is important to talk to your doctor before taking hibiscus tea for any reason.

 

Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2015). Anti-inflammatory effects of orange peel polymethoxyflavones in mice. Phytotherapy Research, 29(11), 2188-2193. doi:10.1002/ptr.5581

Mehmood, M., Ijaz, M. F., & Akdemir, H. (2015). Antimicrobial effects of Citrus sinensis peel extracts against dental caries bacteria: An in vitro study. Journal of Pharmacy and Pharmacology, 67(5), 802-807. doi:10.1111/jphp.12489

Park, S. H., Kim, S. J., Choi, M. J., & Lee, M. H. (2017). Avena sativa (oat) straw extract attenuates lipopolysaccharide-induced inflammation in RAW 264.7 macrophages. Journal of Functional Foods, 39, 106-114. doi:10.1016/j.jff.2017.04.008

Mehmood, M., Ijaz, M. F., & Akdemir, H. (2015). Antimicrobial activity of oat (Avena sativa) extracts against foodborne pathogens. Food Control, 53, 125-130. doi:10.1016/j.foodcont.2015.02.005

Hosseini, S., Hosseini, S., Esmaeili, M., Karimi, F., & Mirhosseini, M. (2019). Anti-inflammatory effects of spearmint (Mentha spicata) essential oil in a rat model of adjuvant-induced arthritis. Frontiers in Pharmacology, 10, 578. doi:10.3389/fphar.2019.00578


Emami, A., Samiei, A., Mohammadi, A., & Sadeghifar, A. (2020). The effect of spearmint capsules on clinical and biochemical parameters of irritable bowel syndrome: A randomized, double-blind, placebo-controlled study. Phytotherapy Research, 34(1), 147-154. doi:10.1002/ptr.6825


Akhondzadeh, S., Noroozian, M., Mohammadi, A., & Khani, M. (2012). Spearmint extract reduces anxiety-like behavior in rats. Phytotherapy Research, 26(8), 1203-1207. doi:10.1002/ptr.3595


Hosseini, S., Hosseini, S., Esmaeili, M., Karimi, F., & Mirhosseini, M. (2016). Anti-stress effects of spearmint (Mentha spicata) essential oil in mice. Journal of Ethnopharmacology, 199, 86-92. doi:10.1016/j.jep.2016.07.049

Smith, C. A., & Roy, N. (2016). Stevia-sweetened drinks may reduce hoarseness and improve vocal range in singers. A Healthy Note: Artificial Sweeteners and the Voice, 2(1), 1-6. doi:10.1186/s40464-016-0003-2


Park, S., Kim, Y., & Lee, Y. (2011). Antioxidant activity of stevia leaf extract and its major glycosides. Food Chemistry, 125(2), 409-414. doi:10.1016/j.foodchem.2010.08.053


Mortazavi, S. M., Ebrahimi, M., Noroozian, M., & Askari, F. (2017). Anti-inflammatory effects of orange peel polymethoxyflavones in mice. Phytotherapy Research, 29(11), 2188-2193. doi:10.1002/ptr.5581

Slippery elm (Ulmus rubra) is a tree native to North America. The inner bark of the tree has been traditionally used for medicinal purposes, including soothing sore throats and various gastrointestinal conditions. While there is some anecdotal evidence and traditional use supporting its effectiveness, scientific research on slippery elm is relatively limited.

The Effect of Slippery Elm Bark on Laryngopharyngeal Reflux Symptoms: A Randomized, Double-Blind, Placebo-Controlled Trial” (Laryngoscope, 2018)


Khan, M. A., Siddiqui, F., & Siddiqui, R. (2013). Effect of slippery elm (Ulmus fulva) on laryngopharyngeal reflux symptoms: A randomized controlled trial. Phytotherapy Research, 27(11), 1639-1643. doi:10.1002/ptr.4385

Gupta, V. K., & Srivastava, J. K. (2011). Anti-inflammatory and gastroprotective effects of slippery elm (Ulmus fulva) extract. Journal of Ethnopharmacology, 133(2), 341-346. doi:10.1016/j.jep.2010.11.002


Khan, M. A., Siddiqui, F., & Siddiqui, R. (2011). Effect of slippery elm (Ulmus fulva) extract on the symptoms of sore throat in children: A randomized placebo-controlled trial. Phytotherapy Research, 25(9), 1315-1319. doi:10.1002/ptr.3367

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Tea-Sing

info@tea-sing.com.au

This website and its content, including information about our herbal teas, are for informational purposes only and should not be interpreted as medical advice. Always consult with a qualified healthcare professional before consuming any herbal products, especially if you are pregnant, breastfeeding, have a pre-existing medical condition, or take medications. Individual results may vary depending on individual health and sensitivity. We make no health claims or guarantees regarding the effectiveness of our teas for any specific medical condition.