Last update
5/6/2026

Overview

SCIENTIFIC SCORE
Moderately Effective
Based on 3 Researches
8.3
USERS' SCORE
Moderately Good
Based on 42 Reviews
7.8
Supplement Facts
Serving Size:  1 Veggie Capsule
Serving Per Container:  90
Amount Per Serving
%DV
Zinc (as zinc bisglycinate chelate) (Albion®)
50 mg 
455%
📅 Last updated:

Top Medical Research Studies

8
Zinc’s effects on colds
We explored how zinc might help in treating and preventing the common cold. The study focused on zinc's effects, isolating it from other treatments to understand its true impact on cold symptoms. By doing this, the researchers aimed to clarify whether zinc could genuinely shorten the duration of a cold or alleviate its symptoms.

The findings were intriguing but showed that zinc might not yield significant benefits for everyone. While some individuals reported a slight reduction in cold symptoms, the evidence did not strongly support zinc as an effective treatment overall.

This means that, for those seeking relief from a nasty cold, zinc alone might not be the go-to solution we hoped it would be. It’s essential to consider this information when deciding on a cold treatment plan and to approach zinc with realistic expectations.
Read More
9
Zinc enhances rice cold resistance
We explored the impact of zinc-amino acids chelate on cold stress resistance in machine-transplanted early rice. Our investigation included other cold-resistant agents like uniconazole and abscisic acid, but we found zinc to be particularly effective. When applied during the regreening stage, zinc notably enhanced rice growth by promoting tillering and increasing the leaf area, which led to better yields.

We noted that zinc-amino acids chelate improved antioxidant enzyme activities, which are crucial for helping rice withstand cold temperatures. The yield of rice treated with zinc was approximately 9.22% higher than with uniconazole and 7.14% higher than with abscisic acid.

Additionally, we observed that using 750 g/ha of zinc-amino acids chelate during the transplanting and regreening stages yielded the best results. The timing of the application played a critical role, as spraying during these specific phases maximized both yield and cold resistance.

Overall, zinc treatments stand out as a promising option for improving cold stress resilience in early rice, making it a key consideration for farmers dealing with cold climate conditions.
Read More
8
We explored the impact of regular gargling with an antimicrobial mouthwash that contains both cetylpyridinium chloride and zinc on upper respiratory symptoms. A total of 150 participants were split into two groups; one group just brushed their teeth, while the other group brushed and gargled with the mouthwash twice a day over three months.

Our findings revealed that those using the mouthwash experienced a 21.5% reduction in the frequency and an 11% decrease in the severity of respiratory symptoms. This strongly suggests that incorporating zinc, alongside cetylpyridinium chloride, can provide benefits for those suffering from cold-related symptoms.

However, it’s important to note that this study’s design involved multiple components, and we can’t isolate zinc’s effectiveness from the impact of the other ingredients. Still, the results encourage us to view mouthwash with these ingredients as a helpful addition to our daily hygiene routines, especially during cold and flu season.

Ultimately, this research indicates that gargling with a mouthwash containing zinc and cetylpyridinium chloride can indeed help alleviate some unpleasant cold symptoms, but we should be mindful of the combination's effects when interpreting these outcomes.
Read More

Most Useful Reviews

8
Basic vitamin during cold
30 people found this helpful
Excellent! After having COVID-19 and during a cold, this has become one of the essential vitamins for me.
Read More
8
Boosts testosterone
6 people found this helpful
For immunity and male energy, zinc is the most essential vitamin for men as it is crucial for testosterone formation. Without zinc, testosterone cannot form, which affects potency. It also boosts sperm motility and prevents prostatitis. I take it for colds and viruses, while my friend uses it for general male health and energy during sports. We're both satisfied.
Read More
8
Effective for cold
6 people found this helpful
Excellent zinc; I use it as an anti-inflammatory agent, particularly aiding my cold and back pain. After suffering muscle pain from air conditioning, I began taking 50 mg of zinc daily. Within five days, I felt much better. Previously, I needed multiple diclofenac injections, but now just zinc and a bit of anti-inflammatory ointment suffice for the first couple of days. However, those with gastrointestinal issues should exercise caution.
Read More

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Medical Researches

SCIENTIFIC SCORE
Moderately Effective
Based on 3 Researches
8.3
  • All Researches
9
Zinc enhances rice cold resistance
We explored the impact of zinc-amino acids chelate on cold stress resistance in machine-transplanted early rice. Our investigation included other cold-resistant agents like uniconazole and abscisic acid, but we found zinc to be particularly effective. When applied during the regreening stage, zinc notably enhanced rice growth by promoting tillering and increasing the leaf area, which led to better yields.

We noted that zinc-amino acids chelate improved antioxidant enzyme activities, which are crucial for helping rice withstand cold temperatures. The yield of rice treated with zinc was approximately 9.22% higher than with uniconazole and 7.14% higher than with abscisic acid.

Additionally, we observed that using 750 g/ha of zinc-amino acids chelate during the transplanting and regreening stages yielded the best results. The timing of the application played a critical role, as spraying during these specific phases maximized both yield and cold resistance.

Overall, zinc treatments stand out as a promising option for improving cold stress resilience in early rice, making it a key consideration for farmers dealing with cold climate conditions.
Read More
8
We explored the impact of regular gargling with an antimicrobial mouthwash that contains both cetylpyridinium chloride and zinc on upper respiratory symptoms. A total of 150 participants were split into two groups; one group just brushed their teeth, while the other group brushed and gargled with the mouthwash twice a day over three months.

Our findings revealed that those using the mouthwash experienced a 21.5% reduction in the frequency and an 11% decrease in the severity of respiratory symptoms. This strongly suggests that incorporating zinc, alongside cetylpyridinium chloride, can provide benefits for those suffering from cold-related symptoms.

However, it’s important to note that this study’s design involved multiple components, and we can’t isolate zinc’s effectiveness from the impact of the other ingredients. Still, the results encourage us to view mouthwash with these ingredients as a helpful addition to our daily hygiene routines, especially during cold and flu season.

Ultimately, this research indicates that gargling with a mouthwash containing zinc and cetylpyridinium chloride can indeed help alleviate some unpleasant cold symptoms, but we should be mindful of the combination's effects when interpreting these outcomes.
Read More
8
Zinc’s effects on colds
We explored how zinc might help in treating and preventing the common cold. The study focused on zinc's effects, isolating it from other treatments to understand its true impact on cold symptoms. By doing this, the researchers aimed to clarify whether zinc could genuinely shorten the duration of a cold or alleviate its symptoms.

The findings were intriguing but showed that zinc might not yield significant benefits for everyone. While some individuals reported a slight reduction in cold symptoms, the evidence did not strongly support zinc as an effective treatment overall.

This means that, for those seeking relief from a nasty cold, zinc alone might not be the go-to solution we hoped it would be. It’s essential to consider this information when deciding on a cold treatment plan and to approach zinc with realistic expectations.
Read More

User Reviews

USERS' SCORE
Moderately Good
Based on 42 Reviews
7.8
  • All Reviews
  • Positive Reviews
  • Negative Reviews
8
Basic vitamin during cold
30 people found this helpful
Excellent! After having COVID-19 and during a cold, this has become one of the essential vitamins for me.
Read More
8
Boosts testosterone
6 people found this helpful
For immunity and male energy, zinc is the most essential vitamin for men as it is crucial for testosterone formation. Without zinc, testosterone cannot form, which affects potency. It also boosts sperm motility and prevents prostatitis. I take it for colds and viruses, while my friend uses it for general male health and energy during sports. We're both satisfied.
Read More
8
Effective for cold
6 people found this helpful
Excellent zinc; I use it as an anti-inflammatory agent, particularly aiding my cold and back pain. After suffering muscle pain from air conditioning, I began taking 50 mg of zinc daily. Within five days, I felt much better. Previously, I needed multiple diclofenac injections, but now just zinc and a bit of anti-inflammatory ointment suffice for the first couple of days. However, those with gastrointestinal issues should exercise caution.
Read More
9
Immunity improved
2 people found this helpful
Good review! After three years of taking zinc upon my endocrinologist's advice, my immune system feels much stronger. I take it with iodine and selenium, taking breaks in between. Since starting this regimen, cold occurrences decreased, and if I begin to feel ill, a double dose for a few days helps me stay healthy. It's effective and well-tolerated.
Read More
7.5
Fewer colds
2 people found this helpful
Good quality! I chose Zinc Bisglycinate as it’s supposed to be the easiest for your body to absorb. I have noticed fewer colds this year since taking this product. I also increased my Vitamin D3/K2 intake and take Vitamin C daily. This is undoubtedly a quality product!
Read More

Frequently Asked Questions

8
Eases cold symptoms
Excellent product! I take it for a few days when I notice any cold symptoms. The symptoms do not worsen, making it easier to navigate the cold season.
7
Activates defences
This excellent product works wonders! I take one capsule after dinner, and if I sense cold symptoms, I take a few more to activate my body's defences. It helps immensely.
8
Strengthens immunity
Great product! I was recommended this by a friend, who is a health coach. I use it to strengthen my immune system during the cold months, especially before spring when my body tends to lack vitamins. It helped me immensely—I almost didn't fall ill and if I did, I recovered more quickly than those around me. Good quality product; this form of zinc is the best for better absorption. I would definitely buy from this brand again!
8
Skin improvement
Zinc bisglycinate is now my favourite! I sought a supplement for immune support and skin health, and Doctor's Best zinc fits perfectly. It absorbs much better than typical zinc. I observed improvements – fewer skin rashes and colds since starting it. Taking one capsule daily with food is easy, and it has noticeably enhanced my overall health.
9
Prevent colds
Excellent product! The "High Absorption Zinc Bisglycinate" lives up to its claims, making me feel healthier. It's effective for preventing colds, and I've noted improved hair and nail condition. The capsules are easy to use with no notable taste, and the packaging is convenient. I highly recommend them to anyone needing zinc supplementation.
7
Immunity improvement
This zinc has been a real find! I started taking it due to a deficiency found in tests, as well as skin problems and brittle nails. The effects showed in a couple of weeks: my skin cleared, inflammations vanished, nails strengthened, and hair became shinier. I noticed an improvement in my immunity—I stopped falling ill frequently in the cold season. Zinc bisglycinate is easy to digest, which is essential for my sensitive stomach. I experienced no side effects of nausea or discomfort. Convenient dosage—just one capsule a day, and the package lasts a long time. Very pleased; I will order more!
8
Avoided colds
I use this product alongside vitamin C to enhance my immune system, and I believe this combination has successfully helped me avoid colds.
7
Helps during colds
1 people found this helpful
In case of seasonal colds, this is a good aid for the body. Alongside Vitamin C, I recommend keeping Zinc in your home first-aid kit.
8
Avoids colds
I always keep zinc at home to assist in healing and prevent colds, alongside vitamin C, and I take it with magnesium at night as they complement each other. The small capsules are easy to take, have no side effects, and are effective.
8
We explored the impact of regular gargling with an antimicrobial mouthwash that contains both cetylpyridinium chloride and zinc on upper respiratory symptoms. A total of 150 participants were split into two groups; one group just brushed their teeth, while the other group brushed and gargled with the mouthwash twice a day over three months.

Our findings revealed that those using the mouthwash experienced a 21.5% reduction in the frequency and an 11% decrease in the severity of respiratory symptoms. This strongly suggests that incorporating zinc, alongside cetylpyridinium chloride, can provide benefits for those suffering from cold-related symptoms.

However, it’s important to note that this study’s design involved multiple components, and we can’t isolate zinc’s effectiveness from the impact of the other ingredients. Still, the results encourage us to view mouthwash with these ingredients as a helpful addition to our daily hygiene routines, especially during cold and flu season.

Ultimately, this research indicates that gargling with a mouthwash containing zinc and cetylpyridinium chloride can indeed help alleviate some unpleasant cold symptoms, but we should be mindful of the combination's effects when interpreting these outcomes.
8
Zinc’s effects on colds
We explored how zinc might help in treating and preventing the common cold. The study focused on zinc's effects, isolating it from other treatments to understand its true impact on cold symptoms. By doing this, the researchers aimed to clarify whether zinc could genuinely shorten the duration of a cold or alleviate its symptoms.

The findings were intriguing but showed that zinc might not yield significant benefits for everyone. While some individuals reported a slight reduction in cold symptoms, the evidence did not strongly support zinc as an effective treatment overall.

This means that, for those seeking relief from a nasty cold, zinc alone might not be the go-to solution we hoped it would be. It’s essential to consider this information when deciding on a cold treatment plan and to approach zinc with realistic expectations.

References

  1. 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
  2. Wieland LS. Zinc for prevention and treatment of the common cold: Summary of a Cochrane review. Explore (NY). 2025;21:103111. 10.1016/j.explore.2025.103111
  3. Yuan S, Qin S, Shi Q, Chen P, Tu N, et al. Effects of different cold-resistant agents and application methods on yield and cold-resistance of machine-transplanted early rice. Front Plant Sci. 2024;15:1422374. 10.3389/fpls.2024.1422374
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