Last update
3/20/2026
Reviewed By
Overview
SCIENTIFIC SCORE
Moderately Effective
Based on 4 Researches
8.8
USERS' SCORE
Excellent
Based on 15 Reviews
9
Supplement Facts
Serving Size: 2 Tablets
Amount Per Serving
%DV
Calcium (elemental) (from 2,775 mg complex of Calcium Carbonate, Calcium Citrate, Calcium Ascorbate)
1 g (1,000 mg)
77%
Magnesium (elemental) (from 928 mg complex of Magnesium Oxide, Magnesium Citrate, Magnesium Ascorbate)
500 mg
119%
Top Medical Research Studies
8
We examined how incorporating fly ash into magnesium phosphate repair mortar (MPM) influences its effectiveness in cold environments. Our investigation revealed that fly ash modifies the microstructure of the MPM, enhancing its performance without affecting the setting time or fluidity significantly.
We discovered that adding 10% to 15% fly ash improves the mechanical strength, adhesion, water resistance, and stability of the mortar. Notably, we found that the curing temperature plays a critical role; as the temperature rises, compressive strength increases, while properties like flexural strength decrease.
Interestingly, even when cured in icy conditions at -20°C or 0°C, MPM with fly ash retains good early strength and strong adhesion properties. This suggests magnesium phosphate repair mortar modified with fly ash is suitable for emergency repairs in cold weather, showcasing its potential for use in challenging environments.
We discovered that adding 10% to 15% fly ash improves the mechanical strength, adhesion, water resistance, and stability of the mortar. Notably, we found that the curing temperature plays a critical role; as the temperature rises, compressive strength increases, while properties like flexural strength decrease.
Interestingly, even when cured in icy conditions at -20°C or 0°C, MPM with fly ash retains good early strength and strong adhesion properties. This suggests magnesium phosphate repair mortar modified with fly ash is suitable for emergency repairs in cold weather, showcasing its potential for use in challenging environments.
Read More
9
We examined the use of copper-magnesium (CuMg) alloys, particularly focusing on those with higher magnesium content, to understand how they perform during cold metal working processes. Our testing aimed to identify the effects of magnesium on the mechanical properties and workability of these alloys, as they’re known to provide significant solid-solution hardening.
The results revealed that CuMg alloys with 2 to 4 weight percent (wt%) magnesium displayed impressive strength characteristics, outperforming commonly used materials like pure copper and aluminum. We calculated improvements in hardness and Ultimate Tensile Strength (UTS), showing increases of up to two and a half times compared to pure copper. However, we noted that while magnesium enhances strength, it also raises friction during processing, which can complicate metal forming.
We learned that increasing magnesium content could lead to brittleness when it exceeded approximately 3.6 wt%, introducing challenges for cold working. This brittleness arises from the formation of specific phases, making it challenging to use these alloys in practical applications. Our findings suggest that while magnesium can significantly boost the mechanical properties of CuMg alloys, careful consideration is needed regarding its maximum content to maintain ductility and workability.
The results revealed that CuMg alloys with 2 to 4 weight percent (wt%) magnesium displayed impressive strength characteristics, outperforming commonly used materials like pure copper and aluminum. We calculated improvements in hardness and Ultimate Tensile Strength (UTS), showing increases of up to two and a half times compared to pure copper. However, we noted that while magnesium enhances strength, it also raises friction during processing, which can complicate metal forming.
We learned that increasing magnesium content could lead to brittleness when it exceeded approximately 3.6 wt%, introducing challenges for cold working. This brittleness arises from the formation of specific phases, making it challenging to use these alloys in practical applications. Our findings suggest that while magnesium can significantly boost the mechanical properties of CuMg alloys, careful consideration is needed regarding its maximum content to maintain ductility and workability.
Read More
9
Magnesium enhances vascular preservation
We examined the effectiveness of modified Krebs-Henseleit (KH) solutions with low calcium and high magnesium levels on preserving vascular function during cold storage. Our focus was on whether adding adenosine and lidocaine could further improve the preservation of rat aortic rings after six days of cold preservation.
In our study, we found that traditional preservation solutions often fail to maintain proper vascular function after just three days of cold storage. However, when we tested a modified KH solution with lower calcium and higher magnesium, we observed significant recovery of contraction and relaxation functions in the aortic rings. This suggests that magnesium plays a vital role in preserving these functions.
Interestingly, while adding adenosine and lidocaine did not enhance contraction, it did improve the aortic rings' ability to relax in response to a chemical called acetylcholine. Furthermore, a histological examination showed that the addition of adenosine positively affected the endothelial lining and structural integrity of the vessels, highlighting its importance in cold preservation.
Overall, our findings suggest that magnesium in combination with adenosine significantly enhances the preservation of vascular structures and functionalities during extended cold storage, making it an important consideration for vascular grafts.
In our study, we found that traditional preservation solutions often fail to maintain proper vascular function after just three days of cold storage. However, when we tested a modified KH solution with lower calcium and higher magnesium, we observed significant recovery of contraction and relaxation functions in the aortic rings. This suggests that magnesium plays a vital role in preserving these functions.
Interestingly, while adding adenosine and lidocaine did not enhance contraction, it did improve the aortic rings' ability to relax in response to a chemical called acetylcholine. Furthermore, a histological examination showed that the addition of adenosine positively affected the endothelial lining and structural integrity of the vessels, highlighting its importance in cold preservation.
Overall, our findings suggest that magnesium in combination with adenosine significantly enhances the preservation of vascular structures and functionalities during extended cold storage, making it an important consideration for vascular grafts.
Read More
Most Useful Reviews
10
Prevents colds
105 people found this helpful
Excellent! My husband and I have been taking this D3 for over two years. I consumed it throughout my pregnancy and never caught a cold. The postnatal period of hair loss was manageable, thanks to this product. Our family takes it regularly, and our tests show great results! We feel vibrant, strong, and well.
Read More
10
Miracle for colds
8 people found this helpful
I always use Calcium Magnesium with a 2:1 ratio. Although its ingredients aren’t top-tier, it suffices as a common product. With consistent use over a year, you may experience the miracle of not catching a cold, especially as magnesium helps with stress and anxiety.
Read More
10
Immunity boost
During the cold season, essential vitamins for maintaining immunity are taken by the whole family.
Read More
Medical Researches
SCIENTIFIC SCORE
Moderately Effective
Based on 4 Researches
8.8
- All Researches
9
Magnesium enhances vascular preservation
We examined the effectiveness of modified Krebs-Henseleit (KH) solutions with low calcium and high magnesium levels on preserving vascular function during cold storage. Our focus was on whether adding adenosine and lidocaine could further improve the preservation of rat aortic rings after six days of cold preservation.
In our study, we found that traditional preservation solutions often fail to maintain proper vascular function after just three days of cold storage. However, when we tested a modified KH solution with lower calcium and higher magnesium, we observed significant recovery of contraction and relaxation functions in the aortic rings. This suggests that magnesium plays a vital role in preserving these functions.
Interestingly, while adding adenosine and lidocaine did not enhance contraction, it did improve the aortic rings' ability to relax in response to a chemical called acetylcholine. Furthermore, a histological examination showed that the addition of adenosine positively affected the endothelial lining and structural integrity of the vessels, highlighting its importance in cold preservation.
Overall, our findings suggest that magnesium in combination with adenosine significantly enhances the preservation of vascular structures and functionalities during extended cold storage, making it an important consideration for vascular grafts.
In our study, we found that traditional preservation solutions often fail to maintain proper vascular function after just three days of cold storage. However, when we tested a modified KH solution with lower calcium and higher magnesium, we observed significant recovery of contraction and relaxation functions in the aortic rings. This suggests that magnesium plays a vital role in preserving these functions.
Interestingly, while adding adenosine and lidocaine did not enhance contraction, it did improve the aortic rings' ability to relax in response to a chemical called acetylcholine. Furthermore, a histological examination showed that the addition of adenosine positively affected the endothelial lining and structural integrity of the vessels, highlighting its importance in cold preservation.
Overall, our findings suggest that magnesium in combination with adenosine significantly enhances the preservation of vascular structures and functionalities during extended cold storage, making it an important consideration for vascular grafts.
Read More
9
Magnesium improves beef storage safety
We explored the effects of incorporating hydrogen-producing magnesium into minced beef meat (MBM) to see how it affects quality and safety during cold storage. The study involved vacuum packaging the MBMs and storing them at 4°C for 12 days while comparing them with other treatments, such as gassing with hydrogen or nitrogen.
What we found was quite promising. The samples with magnesium showed the lowest browning index values, which indicates less color change and better visual quality. Additionally, these samples exhibited reduced bacterial counts, including mesophilic and psychrotrophic bacteria, as well as yeast and molds. This suggests that magnesium can help in maintaining the freshness and safety of the meat.
Interestingly, the magnesium treatment also limited the formation of potentially harmful compounds, such as thiobarbituric acid reactive substances and biogenic amines, which can negatively impact meat quality. By the end of the storage period, the control samples had the highest levels of volatile compounds, hinting at spoilage, while magnesium-enhanced and vacuum-packaged samples fared better.
Overall, we observed that using hydrogen-producing magnesium while handling minced beef could be an effective way to protect important quality attributes and safety during cold storage.
What we found was quite promising. The samples with magnesium showed the lowest browning index values, which indicates less color change and better visual quality. Additionally, these samples exhibited reduced bacterial counts, including mesophilic and psychrotrophic bacteria, as well as yeast and molds. This suggests that magnesium can help in maintaining the freshness and safety of the meat.
Interestingly, the magnesium treatment also limited the formation of potentially harmful compounds, such as thiobarbituric acid reactive substances and biogenic amines, which can negatively impact meat quality. By the end of the storage period, the control samples had the highest levels of volatile compounds, hinting at spoilage, while magnesium-enhanced and vacuum-packaged samples fared better.
Overall, we observed that using hydrogen-producing magnesium while handling minced beef could be an effective way to protect important quality attributes and safety during cold storage.
Read More
9
We examined the use of copper-magnesium (CuMg) alloys, particularly focusing on those with higher magnesium content, to understand how they perform during cold metal working processes. Our testing aimed to identify the effects of magnesium on the mechanical properties and workability of these alloys, as they’re known to provide significant solid-solution hardening.
The results revealed that CuMg alloys with 2 to 4 weight percent (wt%) magnesium displayed impressive strength characteristics, outperforming commonly used materials like pure copper and aluminum. We calculated improvements in hardness and Ultimate Tensile Strength (UTS), showing increases of up to two and a half times compared to pure copper. However, we noted that while magnesium enhances strength, it also raises friction during processing, which can complicate metal forming.
We learned that increasing magnesium content could lead to brittleness when it exceeded approximately 3.6 wt%, introducing challenges for cold working. This brittleness arises from the formation of specific phases, making it challenging to use these alloys in practical applications. Our findings suggest that while magnesium can significantly boost the mechanical properties of CuMg alloys, careful consideration is needed regarding its maximum content to maintain ductility and workability.
The results revealed that CuMg alloys with 2 to 4 weight percent (wt%) magnesium displayed impressive strength characteristics, outperforming commonly used materials like pure copper and aluminum. We calculated improvements in hardness and Ultimate Tensile Strength (UTS), showing increases of up to two and a half times compared to pure copper. However, we noted that while magnesium enhances strength, it also raises friction during processing, which can complicate metal forming.
We learned that increasing magnesium content could lead to brittleness when it exceeded approximately 3.6 wt%, introducing challenges for cold working. This brittleness arises from the formation of specific phases, making it challenging to use these alloys in practical applications. Our findings suggest that while magnesium can significantly boost the mechanical properties of CuMg alloys, careful consideration is needed regarding its maximum content to maintain ductility and workability.
Read More
8
We examined how incorporating fly ash into magnesium phosphate repair mortar (MPM) influences its effectiveness in cold environments. Our investigation revealed that fly ash modifies the microstructure of the MPM, enhancing its performance without affecting the setting time or fluidity significantly.
We discovered that adding 10% to 15% fly ash improves the mechanical strength, adhesion, water resistance, and stability of the mortar. Notably, we found that the curing temperature plays a critical role; as the temperature rises, compressive strength increases, while properties like flexural strength decrease.
Interestingly, even when cured in icy conditions at -20°C or 0°C, MPM with fly ash retains good early strength and strong adhesion properties. This suggests magnesium phosphate repair mortar modified with fly ash is suitable for emergency repairs in cold weather, showcasing its potential for use in challenging environments.
We discovered that adding 10% to 15% fly ash improves the mechanical strength, adhesion, water resistance, and stability of the mortar. Notably, we found that the curing temperature plays a critical role; as the temperature rises, compressive strength increases, while properties like flexural strength decrease.
Interestingly, even when cured in icy conditions at -20°C or 0°C, MPM with fly ash retains good early strength and strong adhesion properties. This suggests magnesium phosphate repair mortar modified with fly ash is suitable for emergency repairs in cold weather, showcasing its potential for use in challenging environments.
Read More
User Reviews
USERS' SCORE
Excellent
Based on 15 Reviews
9
- All Reviews
- Positive Reviews
- Negative Reviews
10
Prevents colds
105 people found this helpful
Excellent! My husband and I have been taking this D3 for over two years. I consumed it throughout my pregnancy and never caught a cold. The postnatal period of hair loss was manageable, thanks to this product. Our family takes it regularly, and our tests show great results! We feel vibrant, strong, and well.
Read More
10
Miracle for colds
8 people found this helpful
I always use Calcium Magnesium with a 2:1 ratio. Although its ingredients aren’t top-tier, it suffices as a common product. With consistent use over a year, you may experience the miracle of not catching a cold, especially as magnesium helps with stress and anxiety.
Read More
10
Immunity boost
During the cold season, essential vitamins for maintaining immunity are taken by the whole family.
Read More
9
Effective remedy
It helps significantly during a cold.
Read More
9
Boosts immunity
The Immune Activator truly activates immunity and helps to avoid colds and more.
Read More
Frequently Asked Questions
8
Viral recovery
I have recently been taking this calcium magnesium complex and have noticed a strengthening of my immune system. I caught a viral infection, perhaps the most common in 2020. I recovered almost unnoticed; only a slight stuffy nose and general weakness lasted two days! Previously, a common cold would last much longer. I did double the daily dose during those days and noticed no residual weakness!
7
Reduced illness frequency
Excellent! I give black walnut to my children; they tend to fall ill less often. When a cold begins, I increase the dosage, and everything improves quickly.
9
Enhanced immunity support
These vitamins have significantly supported my immunity. I rarely get ill during the cold season, and my immune system is at a good level. I've also noticed less fatigue and improved sleep. I'll definitely continue taking them.
8
Cold prevention
My whole family has been consistently taking it for several years, and we’ve successfully gotten rid of colds!
References
- Arsyad A, Lembang GKR, Linda SL, Djabir YY, Dobson GP. Low Calcium-High Magnesium Krebs-Henseleit Solution Combined with Adenosine and Lidocaine Improved Rat Aortic Function and Structure Following Cold Preservation. Medicina (Kaunas). 2024;60. 10.3390/medicina60081284
- Liu J, Zhang J, Li A, Xia X, Chen J. Effect of fly ash and curing temperature on the properties of magnesium phosphate repair mortar. Sci Rep. 2024;14:15512. 10.1038/s41598-024-66581-1
- Çelebi Y, Kavrut E, Bulut M, Çetintaş Y, Tekin A, et al. Incorporation of hydrogen-producing magnesium into minced beef meat protects the quality attributes and safety of the product during cold storage. Food Chem. 2024;448:139185. 10.1016/j.foodchem.2024.139185
- Strzępek P, Zasadzińska M. Prospective cold metal working and analysis of deformation susceptibility of CuMg alloys with high magnesium content. Sci Rep. 2024;14:6447. 10.1038/s41598-024-57083-1
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