In our study, we examined how epipharyngeal abrasive therapy (EAT), which includes the use of zinc chloride, affects the expression of a key molecule known as Cav1.2. This molecule is essential for the influenza virus to enter cells, making it a crucial target in flu prevention strategies.
We compared two groups of patients: those who received EAT and those who did not. Our findings revealed that the levels of Cav1.2 were significantly lower in the EAT group, at a striking 4.19 times less than in the non-treated group. This suggests that the squamous metaplasia induced by EAT—which is a process of changing the epithelium—could be a beneficial approach to limiting flu infections.
The results of the study highlight zinc's potential indirect role in flu prevention by remarking on its contribution to lowering the expression of a critical receptor for the virus. Although we didn't isolate the effects of zinc alone, the findings indicate that treatments involving zinc, like EAT, may offer a straightforward way to help limit the impact of influenza.
Read More
8
Euglena extract aids flu defense
Antiviral Activity and Underlying Action Mechanism of Euglena Extract against Influenza Virus.
We set out to uncover how Euglena extract might help combat influenza, particularly focusing on its components like zinc. This microalga, known for its nutritional benefits, has shown promise in alleviating flu symptoms in mice. Our investigation revealed that Euglena extract significantly inhibited various strains of the influenza virus, including those that resist traditional antiviral medications like oseltamivir and amantadine.
Through our research involving Madin-Darby canine kidney (MDCK) cells, we discovered that the extract doesn't disrupt the virus's replication cycle directly. Instead, it appears to bolster the host's defenses, which means it enhances our body's natural ability to fight off the virus. One of the key contributors to this antiviral activity seems to be the minerals present in the extract, particularly zinc.
Overall, this study suggests that Euglena extract could be a promising tool for flu prevention and treatment. Its potential benefits highlight the need for new approaches in tackling influenza, especially with the rise of drug-resistant strains. Our findings advocate for further exploration into how zinc and other components in Euglena can enhance our defenses against influenza.
Read More
8
Zinc's impact on flu symptoms
Zinc and Respiratory Viral Infections: Important Trace Element in Anti-viral Response and Immune Regulation.
We explored the role of zinc in supporting our immune system, especially in the fight against influenza. The studies suggest that zinc might be beneficial in reducing the viral load during flu infections.
Evidence shows that zinc can decrease the severity of symptoms associated with viral pneumonia, which is often a complication of influenza. Additionally, it appears to have a positive impact on the overall recovery process, potentially shortening the duration of illness.
We also noted that zinc may enhance the effectiveness of certain COVID-19 treatments, which gives further credence to its immune-boosting properties. However, the precise relationship between zinc levels and vaccine effectiveness, particularly for flu vaccines, remains complex and requires more investigation.
Ultimately, our understanding indicates that incorporating zinc into our regimen could provide an additional layer of defense against the flu virus while supporting our immune health.
Read More
Most Useful Reviews
10
No sickness since
21 people found this helpful
No illnesses in 6 months. Since I began taking these after my reactivation of Epstein Barr Virus in December, it has helped suppress the mono, and I haven't been sick with other illnesses, like colds or flu! I take half the recommended dose daily and have remained well for 6 months. This is significant for me as I used to be unwell often!
Read More
9
Great for recovery
6 people found this helpful
Excellent! The quality is superb, and the dosage is suitable for use during illness or flu. Zinc is known to expedite recovery of senses like smell and taste that can be lost during influenza or coronavirus infections.
Read More
10
Flu-free for years
2 people found this helpful
It works! Zinc supports the immune system. This, in combination with other supplements, has kept me cold and flu-free for the past 10 years!
We investigated the potential of zinc in combination with herbal polyphenols and copper to reduce the infectivity of respiratory RNA viruses, including the flu. This study is particularly timely due to the ongoing challenges posed by viruses like SARS-CoV-2, highlighting the need for effective therapeutic solutions.
Zinc ions are known to play a role in modulating viral RNA replication, which makes them an appealing option for decreasing viral loads and infectivity. However, a significant challenge is that the natural concentration of zinc in our cells is often too low for effective results. To tackle this, we combined zinc picolinate, a form of zinc that’s easier for the body to absorb, with a range of flavonoids—natural compounds renowned for their antioxidant properties and existing antiviral effects.
We ensured that these combinations were safe by assessing their impact on cultured cells, confirming that they didn’t harm cell viability. When tested further, our results revealed an impressive 50-95% reduction in viral genome replication levels across a variety of respiratory RNA viruses, including the flu virus, which suggests that this combination therapy could be promising in the fight against such illnesses.
Overall, our findings highlight an innovative approach to treating viral infections that is non-toxic, derived from nature, and may remain effective against emerging viral strains.
Read More
8
Zinc mouthwash reduces flu symptoms
Efficacy of regular gargling with a cetylpyridinium chloride plus zinc containing mouthwash can reduce upper respiratory symptoms.
In our evaluation of how zinc can impact flu symptoms, we observed a study that examined the effects of gargling with an antimicrobial mouthwash containing zinc and cetylpyridinium chloride.
A total of 150 individuals participated, divided into two groups: one group followed a regular oral hygiene routine with fluoride toothpaste, while the other group followed the same routine but added gargling with a mouthwash containing 0.075% zinc.
The results revealed that regular gargling with this mouthwash helped reduce the frequency and severity of upper respiratory symptoms, with participants using the mouthwash showing a 21.5% lower frequency and 11% reduced severity in symptoms.
However, it's important to note that the study did not isolate the effects of zinc, leaving questions about the specific contributions of this mineral to the overall findings. Therefore, while we can see that the mouthwash appears beneficial, we cannot definitively attribute its effects solely to zinc.
Read More
8
Zinc treatment impacts flu virus entry
Epipharyngeal Abrasive Therapy Down-regulates the Expression of Cav1.2: A Key Molecule in Influenza Virus Entry.
In our study, we examined how epipharyngeal abrasive therapy (EAT), which includes the use of zinc chloride, affects the expression of a key molecule known as Cav1.2. This molecule is essential for the influenza virus to enter cells, making it a crucial target in flu prevention strategies.
We compared two groups of patients: those who received EAT and those who did not. Our findings revealed that the levels of Cav1.2 were significantly lower in the EAT group, at a striking 4.19 times less than in the non-treated group. This suggests that the squamous metaplasia induced by EAT—which is a process of changing the epithelium—could be a beneficial approach to limiting flu infections.
The results of the study highlight zinc's potential indirect role in flu prevention by remarking on its contribution to lowering the expression of a critical receptor for the virus. Although we didn't isolate the effects of zinc alone, the findings indicate that treatments involving zinc, like EAT, may offer a straightforward way to help limit the impact of influenza.
Read More
8
Euglena extract aids flu defense
Antiviral Activity and Underlying Action Mechanism of Euglena Extract against Influenza Virus.
We set out to uncover how Euglena extract might help combat influenza, particularly focusing on its components like zinc. This microalga, known for its nutritional benefits, has shown promise in alleviating flu symptoms in mice. Our investigation revealed that Euglena extract significantly inhibited various strains of the influenza virus, including those that resist traditional antiviral medications like oseltamivir and amantadine.
Through our research involving Madin-Darby canine kidney (MDCK) cells, we discovered that the extract doesn't disrupt the virus's replication cycle directly. Instead, it appears to bolster the host's defenses, which means it enhances our body's natural ability to fight off the virus. One of the key contributors to this antiviral activity seems to be the minerals present in the extract, particularly zinc.
Overall, this study suggests that Euglena extract could be a promising tool for flu prevention and treatment. Its potential benefits highlight the need for new approaches in tackling influenza, especially with the rise of drug-resistant strains. Our findings advocate for further exploration into how zinc and other components in Euglena can enhance our defenses against influenza.
Read More
8
Zinc's impact on flu symptoms
Zinc and Respiratory Viral Infections: Important Trace Element in Anti-viral Response and Immune Regulation.
We explored the role of zinc in supporting our immune system, especially in the fight against influenza. The studies suggest that zinc might be beneficial in reducing the viral load during flu infections.
Evidence shows that zinc can decrease the severity of symptoms associated with viral pneumonia, which is often a complication of influenza. Additionally, it appears to have a positive impact on the overall recovery process, potentially shortening the duration of illness.
We also noted that zinc may enhance the effectiveness of certain COVID-19 treatments, which gives further credence to its immune-boosting properties. However, the precise relationship between zinc levels and vaccine effectiveness, particularly for flu vaccines, remains complex and requires more investigation.
Ultimately, our understanding indicates that incorporating zinc into our regimen could provide an additional layer of defense against the flu virus while supporting our immune health.
Read More
User Reviews
USERS' SCORE
Good
Based on 78 Reviews
8.1
All Reviews
Positive Reviews
Negative Reviews
10
No sickness since
21 people found this helpful
No illnesses in 6 months. Since I began taking these after my reactivation of Epstein Barr Virus in December, it has helped suppress the mono, and I haven't been sick with other illnesses, like colds or flu! I take half the recommended dose daily and have remained well for 6 months. This is significant for me as I used to be unwell often!
Read More
9
Great for recovery
6 people found this helpful
Excellent! The quality is superb, and the dosage is suitable for use during illness or flu. Zinc is known to expedite recovery of senses like smell and taste that can be lost during influenza or coronavirus infections.
Read More
10
Flu-free for years
2 people found this helpful
It works! Zinc supports the immune system. This, in combination with other supplements, has kept me cold and flu-free for the past 10 years!
Read More
9
Flu prevented effectively
2 people found this helpful
I won't be without Zinc anymore! I take it as a precaution against getting ill. It works wonders in winter. While everyone at work got flu or colds, I only had mild sniffles that disappeared within two days. Zinc truly boosts my immune system against infections. I will continue my daily regimen, pleased not to be affected by others' illnesses.
Read More
9
Family favourite
1 people found this helpful
I absolutely love Garden of Life! Their zinc from whole foods combined with vitamin C is crucial for maintaining immunity during ARVI and flu seasons. It helped me through the pandemic, and the capsules are small and easy to swallow, with no side effects. My whole family takes them, and I highly recommend them!
The flu, short for influenza, is a contagious respiratory illness caused by influenza viruses. It affects the nose, throat, and sometimes the lungs, leading to a range of symptoms that can vary in severity. Common symptoms include fever, chills, muscle aches, cough, congestion, runny nose, headaches, and fatigue. The flu can lead to serious complications, particularly in vulnerable populations such as young children, the elderly, pregnant women, and those with underlying health conditions.
The flu virus spreads primarily through respiratory droplets when an infected person coughs, sneezes, or talks. It can also be transmitted by touching surfaces contaminated with the virus and then touching one's face. Vaccination is the most effective way to prevent the flu, and the vaccine is typically updated annually to provide protection against the most common circulating strains. In addition to vaccination, practicing good hygiene, such as frequent handwashing and respiratory etiquette, can help minimize the risk of infection.
Zinc is a versatile metal known for its various applications in industry and health. It is a bluish-white metallic element represented by the symbol Zn and atomic number 30 on the periodic table. Zinc is primarily used for galvanizing steel to prevent rusting, in the manufacturing of alloys, and as a component in batteries. Additionally, zinc plays a crucial role in biological processes, making it an essential trace element in the human diet. It is involved in immune function, protein synthesis, wound healing, and DNA synthesis, highlighting its importance in maintaining overall health and well-being.
Zinc has been studied for its potential benefits in managing cold and flu symptoms, and there is some evidence to suggest that it may help reduce the severity and duration of these illnesses. Several clinical studies have indicated that zinc supplements can shorten the duration of cold symptoms if taken within the first 24 hours of their onset. While zinc may not necessarily prevent you from getting the flu, it could aid in alleviating symptoms and supporting your immune system during illness.
It's important to consider the appropriate dosage and consult with a healthcare provider before starting any supplementation, as excessive zinc intake can lead to adverse effects. Zinc lozenges and supplements can be helpful, but they should be part of a broader approach to flu prevention that includes vaccinations, maintaining a healthy lifestyle, and good hygiene practices. If you experience flu symptoms, it's always a good idea to consult a healthcare professional for tailored advice and treatment options.
Based on user reviews, the timeframe in which one can expect to see results from taking zinc supplements for flu symptoms varies. Many users report feeling better within a couple of days of starting the supplement. For instance, one reviewer noted that they felt improved within two days of taking it during their flu episode Read Review. Another user shared that after taking zinc, their sense of smell returned after just three days, while their partner experienced similar improvement after seven days Read Review.
Moreover, some individuals indicate prolonged use prior to falling ill enhances their immune response, with one person stating they avoided the flu season entirely while regularly taking the supplement Read Review. Another review mentions that taking zinc at the first signs of illness reliably helps manage viruses Read Review. Overall, while individual experiences may vary, many users find that starting zinc supplementation during early symptoms can yield prompt and positive results.
The research surrounding zinc as a supplement for flu treatment is quite compelling, indicating a range of potential benefits. A study highlighted the effect of gargling with a mouthwash containing zinc, which resulted in a significant reduction in the frequency (21.5%) and severity (11%) of upper respiratory symptoms among participants [1]. This suggests that zinc may play a role in alleviating flu symptoms, although the study did not isolate the effects of zinc from other components in the mouthwash.
Furthermore, zinc's role extends beyond symptomatic relief. Research indicates that zinc may contribute to lowering the expression of Cav1.2, a key receptor for influenza virus entry into cells, thereby potentially limiting flu infections [2]. Additionally, a combination of zinc with herbal compounds has shown promising results in reducing the infectivity of respiratory RNA viruses, including the flu, by significantly lowering viral replication levels [3]. Moreover, zinc was highlighted for bolstering the immune response, decreasing the severity of symptoms, and aiding in recovery from influenza [5]. While further research is needed, these findings support the idea that zinc could be a valuable component of flu prevention and treatment strategies.
Users have reported a range of improvements in their flu and cold symptoms after using zinc supplements, highlighting its role in boosting immunity and expediting recovery. Many reviewers noted that they experienced a quicker recovery from illnesses, with one user mentioning they felt better within two days of beginning zinc intake during their flu experience Read Review. Another user shared that after three days of use, their sense of smell returned, demonstrating zinc’s potential effectiveness in alleviating specific symptoms related to viral infections Read Review.
Moreover, several individuals emphasized that regular supplementation helped them avoid illness altogether, with one person reporting they didn't catch a cold or flu through an entire winter while consistently taking zinc Read Review. Users also found that combining zinc with other vitamins, like C and D, enhanced its effectiveness against viruses, leading to reports of rapidly fading ailments when taken at the first signs of illness Read Review. While individual experiences may vary, the feedback indicates that many users view zinc as a valuable ally in maintaining and enhancing immunity during cold and flu seasons.
Based on user reviews, many individuals have reported positive experiences when combining zinc supplements with other vitamins or supplements to effectively handle flu and cold symptoms. For instance, several users noted that taking zinc alongside vitamin C significantly enhanced their immune response, with one user stating that this combination helped them avoid illness during the flu season entirely Read Review. Another user highlighted the effectiveness of pairing zinc with quercetin, which aided in their recovery from a prolonged flu Read Review. These combinations appear to provide an additive benefit, as users emphasize that the presence of complementary nutrients bolsters zinc's immune-supporting properties.
Moreover, a number of reviews suggest that taking zinc with vitamin D also contributed to improved outcomes during flu episodes Read Review. Users reported quicker recoveries and stronger overall resistance to illness when these supplements were used together, reflecting a consensus on the synergistic effects of these nutrients Read Review. Overall, the feedback suggests that combining zinc with vitamins C and D, as well as quercetin, is a popular strategy among users seeking a robust defense against flu and cold symptoms.
Users have reported varying experiences regarding the effective dosage of zinc for treating the flu. Many individuals recommend taking zinc supplements at the first signs of illness to enhance immunity and expedite recovery from influenza symptoms. For instance, one review highlights the practice of taking two capsules when a family member falls ill and notes a quick recovery, stating, "After starting it at the first signs of my husband's illness, I did not get sick myself, and he had the flu but recovered quickly" Read Review. Other users mention taking additional doses alongside vitamin C or quercetin to further boost efficacy against flu symptoms, with one reviewer stating they had "excellent results" using zinc in combination with these supplements Read Review.
Consistency in dosages seems to play a role in users' success with zinc; several mention daily supplementation during the flu season as a key factor in avoiding illness altogether. For example, one user reported, "I was the only one who didn’t fall ill" while others around them were affected by the flu Read Review. While individual doses vary, it appears that starting zinc supplementation at the onset of flu symptoms—or maintaining consistent daily intake during flu season—is a common strategy endorsed by many users.
9
Quick recovery
My preferred zinc product! Whenever I have the flu, I take it and feel better within two days.
9
Restored sense of smell
Working zinc. It boosts immunity. It helped immensely during my illness with covid. After 3 days of taking it, my wife's sense of smell returned, and after 7 days, mine returned. An irreplaceable aid for colds, flu, and covid.
9
Strengthened immunity
Fine. Zinc. Good zinc. I drank it for two months and did not fall ill during the flu and cold season. The small tablets are easy to take, and they strengthened my immune system.
9
Handles viruses well
I’ve taken this zinc four times now, purchasing it for my parents and myself. We drink it when we notice the first signs of flu or ARVI, and it manages the viruses effectively.
9
Prevented colds
Really cool! I was drinking this Zinc in winter when everyone else caught cold or flu, but I didn’t experience even a cold. The effect is evident.
9
Reliable remedy
An invaluable remedy for colds and flu. My family takes one capsule daily at the first signs of illness. Together with high doses of Vitamin C and D, the ailment fades in a day or two. A very trustworthy company.
9
Family favourite
1 people found this helpful
I absolutely love Garden of Life! Their zinc from whole foods combined with vitamin C is crucial for maintaining immunity during ARVI and flu seasons. It helped me through the pandemic, and the capsules are small and easy to swallow, with no side effects. My whole family takes them, and I highly recommend them!
10
Recovery aid
Together with quercetin, it helped me to recover from a flu that lasted 10 days.
9
Works great for flu
I use it alongside sodium ascorbate and vitamin D for the flu. It works great, and I've been using it effectively for several years now.
9
Prevented illness
I checked the zinc thoroughly. When the whole family was ill with the flu, I took 2 capsules. After starting it at the first signs of my husband's illness, I did not get sick myself, and he had the flu but recovered quickly.
9
Recommended for flu
Excellent! Assalamu Alaikum. We achieved excellent results based on a nutritionist’s recommendation. This is good for flu, and we consumed it as a combination.
9
Immunity greatly improved
This zinc greatly improves immunity! After three weeks of supplementation, my immunity was significantly enhanced. My whole family got the flu, but I was the only one who didn’t fall ill, which would have been impossible before!
8
Zinc mouthwash reduces flu symptoms
Efficacy of regular gargling with a cetylpyridinium chloride plus zinc containing mouthwash can reduce upper respiratory symptoms.
In our evaluation of how zinc can impact flu symptoms, we observed a study that examined the effects of gargling with an antimicrobial mouthwash containing zinc and cetylpyridinium chloride.
A total of 150 individuals participated, divided into two groups: one group followed a regular oral hygiene routine with fluoride toothpaste, while the other group followed the same routine but added gargling with a mouthwash containing 0.075% zinc.
The results revealed that regular gargling with this mouthwash helped reduce the frequency and severity of upper respiratory symptoms, with participants using the mouthwash showing a 21.5% lower frequency and 11% reduced severity in symptoms.
However, it's important to note that the study did not isolate the effects of zinc, leaving questions about the specific contributions of this mineral to the overall findings. Therefore, while we can see that the mouthwash appears beneficial, we cannot definitively attribute its effects solely to zinc.
8
Zinc treatment impacts flu virus entry
Epipharyngeal Abrasive Therapy Down-regulates the Expression of Cav1.2: A Key Molecule in Influenza Virus Entry.
In our study, we examined how epipharyngeal abrasive therapy (EAT), which includes the use of zinc chloride, affects the expression of a key molecule known as Cav1.2. This molecule is essential for the influenza virus to enter cells, making it a crucial target in flu prevention strategies.
We compared two groups of patients: those who received EAT and those who did not. Our findings revealed that the levels of Cav1.2 were significantly lower in the EAT group, at a striking 4.19 times less than in the non-treated group. This suggests that the squamous metaplasia induced by EAT—which is a process of changing the epithelium—could be a beneficial approach to limiting flu infections.
The results of the study highlight zinc's potential indirect role in flu prevention by remarking on its contribution to lowering the expression of a critical receptor for the virus. Although we didn't isolate the effects of zinc alone, the findings indicate that treatments involving zinc, like EAT, may offer a straightforward way to help limit the impact of influenza.
9
Zinc and flavonoids combat flu
Inhibition of Respiratory RNA Viruses by a Composition of Ionophoric Polyphenols with Metal Ions.
We investigated the potential of zinc in combination with herbal polyphenols and copper to reduce the infectivity of respiratory RNA viruses, including the flu. This study is particularly timely due to the ongoing challenges posed by viruses like SARS-CoV-2, highlighting the need for effective therapeutic solutions.
Zinc ions are known to play a role in modulating viral RNA replication, which makes them an appealing option for decreasing viral loads and infectivity. However, a significant challenge is that the natural concentration of zinc in our cells is often too low for effective results. To tackle this, we combined zinc picolinate, a form of zinc that’s easier for the body to absorb, with a range of flavonoids—natural compounds renowned for their antioxidant properties and existing antiviral effects.
We ensured that these combinations were safe by assessing their impact on cultured cells, confirming that they didn’t harm cell viability. When tested further, our results revealed an impressive 50-95% reduction in viral genome replication levels across a variety of respiratory RNA viruses, including the flu virus, which suggests that this combination therapy could be promising in the fight against such illnesses.
Overall, our findings highlight an innovative approach to treating viral infections that is non-toxic, derived from nature, and may remain effective against emerging viral strains.
8
Zinc's impact on flu symptoms
Zinc and Respiratory Viral Infections: Important Trace Element in Anti-viral Response and Immune Regulation.
We explored the role of zinc in supporting our immune system, especially in the fight against influenza. The studies suggest that zinc might be beneficial in reducing the viral load during flu infections.
Evidence shows that zinc can decrease the severity of symptoms associated with viral pneumonia, which is often a complication of influenza. Additionally, it appears to have a positive impact on the overall recovery process, potentially shortening the duration of illness.
We also noted that zinc may enhance the effectiveness of certain COVID-19 treatments, which gives further credence to its immune-boosting properties. However, the precise relationship between zinc levels and vaccine effectiveness, particularly for flu vaccines, remains complex and requires more investigation.
Ultimately, our understanding indicates that incorporating zinc into our regimen could provide an additional layer of defense against the flu virus while supporting our immune health.
References
Muniz FWMG, Casarin M, Pola NM, Rösing CK, Silveira TMD, et al. Efficacy of regular gargling with a cetylpyridinium chloride plus zinc containing mouthwash can reduce upper respiratory symptoms. PLoS One. 2025;20:e0316807. 10.1371/journal.pone.0316807
Nishi K, Yoshimoto S, Nishi S, Nishi T, Nishi R, et al. Epipharyngeal Abrasive Therapy Down-regulates the Expression of Cav1.2: A Key Molecule in Influenza Virus Entry. In Vivo. 2022;36:2357. 10.21873/invivo.12967
Kreiser T, Zaguri D, Sachdeva S, Zamostiano R, Mograbi J, et al. Inhibition of Respiratory RNA Viruses by a Composition of Ionophoric Polyphenols with Metal Ions. Pharmaceuticals (Basel). 2022;15. 10.3390/ph15030377
Nakashima A, Horio Y, Suzuki K, Isegawa Y. Antiviral Activity and Underlying Action Mechanism of Euglena Extract against Influenza Virus. Nutrients. 2021;13. 10.3390/nu13113911
Sadeghsoltani F, Mohammadzadeh I, Safari MM, Hassanpour P, Izadpanah M, et al. Zinc and Respiratory Viral Infections: Important Trace Element in Anti-viral Response and Immune Regulation. Biol Trace Elem Res. 2022;200:2556. 10.1007/s12011-021-02859-z