We have five factories and 19 years of experience in plant extracts
  • 0086-571-85302990
  • sales@greenskybio.com

Technical Articles

We hold regular seminars and welcome inquiries if you have any questions

Let's talk

Dosage Matters: Optimal Use of Aged Garlic Extract for Health


1. Historical Background and Traditional Uses

1. Historical Background and Traditional Uses

Aged Garlic Extract (AGE) has a rich historical background that dates back thousands of years. Its origins can be traced to ancient civilizations, where garlic was not only a culinary staple but also a revered medicinal plant. The Egyptians, Greeks, and Romans used garlic for its health-promoting properties, and it was considered a symbol of strength and vitality.

In traditional Chinese medicine, garlic has been used for over 5,000 years to treat a variety of ailments, including digestive disorders, respiratory infections, and cardiovascular issues. It was believed to possess warming and dispersing properties, which helped to clear pathogenic factors and promote the smooth flow of Qi (energy) in the body.

In Ayurvedic medicine, an ancient Indian system of health and wellness, garlic is considered a "tridoshic" food, meaning it can balance all three of the body's doshas (biological energies). It is used to support digestion, improve circulation, and enhance immunity.

The unique process of aging garlic involves fermenting and extracting the garlic over a long period, typically 20 months or more. This process transforms the raw garlic into a more potent and bioavailable form, while also reducing its odor and potential gastrointestinal side effects. The result is a concentrated, odorless, and highly stable extract that retains the health-promoting properties of fresh garlic.

Aged Garlic Extract has been used traditionally for its diverse health benefits, including:

- Supporting cardiovascular health by promoting healthy cholesterol levels and blood pressure
- Enhancing immune function by stimulating the production of immune cells and modulating immune responses
- Improving digestive health by reducing inflammation and promoting the growth of beneficial gut bacteria
- Providing antioxidant support to protect against oxidative stress and cellular damage
- Promoting healthy aging by reducing inflammation and supporting cognitive function

In modern times, AGE has gained widespread recognition for its therapeutic potential, and its use has expanded beyond traditional applications. It is now commonly found in dietary supplements, functional foods, and even skincare products, reflecting its multifaceted role in promoting overall health and well-being.

2. Scientific Research and Health Benefits

2. Scientific Research and Health Benefits

Aged Garlic Extract (AGE) has garnered significant attention from the scientific community due to its diverse range of health benefits. The research on AGE has been extensive, demonstrating its potential in various aspects of human health.

Cardiovascular Health
One of the most well-studied areas of AGE research is its impact on cardiovascular health. Studies have shown that AGE can help lower blood pressure, improve blood lipid profiles, and reduce the risk of atherosclerosis. The antioxidant properties of AGE are believed to play a key role in these benefits, as they help combat the oxidative stress that contributes to the development of cardiovascular diseases.

Immune System Support
AGE has been found to possess immunomodulatory effects, which can help strengthen the immune system. Research suggests that the compounds in AGE can stimulate the production of immune cells and enhance their function, thereby improving the body's ability to fight off infections and diseases.

Anti-Inflammatory Properties
Inflammation is a common denominator in many chronic diseases, and AGE has been shown to possess anti-inflammatory properties. Studies have indicated that AGE can reduce inflammation by modulating the activity of various inflammatory markers, which may contribute to the prevention and management of inflammatory conditions such as arthritis and asthma.

Antimicrobial Activity
AGE has demonstrated antimicrobial activity against a variety of pathogens, including bacteria, viruses, and fungi. This property makes AGE a potential candidate for use in the development of natural antimicrobial agents, which could be particularly beneficial in the face of increasing antibiotic resistance.

Antioxidant Capacity
The antioxidant compounds in AGE, such as S-allyl cysteine and other organosulfur compounds, have been shown to neutralize free radicals and reduce oxidative stress. This can help protect cells from damage and may contribute to the prevention of chronic diseases associated with oxidative stress, such as cancer and neurodegenerative disorders.

Cognitive Health
Preliminary research has suggested that AGE may have a positive impact on cognitive health, potentially reducing the risk of neurodegenerative diseases like Alzheimer's. The antioxidant and anti-inflammatory properties of AGE are thought to contribute to these cognitive benefits.

Anti-Cancer Potential
While more research is needed, some studies have indicated that AGE may have anti-cancer properties. The compounds in AGE have been shown to inhibit the growth of certain cancer cells and induce apoptosis (cell death) in cancer cells, suggesting a potential role in cancer prevention and treatment.

The scientific research on Aged Garlic Extract has revealed a multitude of health benefits, ranging from cardiovascular health to immune support and beyond. As more studies are conducted, it is likely that the full extent of AGE's potential will become even more apparent, further solidifying its place as a valuable supplement for promoting overall health and well-being.

3. Production Process and Quality Control

3. Production Process and Quality Control

The production process of aged garlic extract (AGE) is a meticulous and carefully controlled procedure that ensures the preservation of the beneficial compounds found in garlic while minimizing the harsh side effects associated with raw garlic. The process involves several key steps, including aging, extraction, and quality control measures to guarantee the efficacy and safety of the final product.

Aging Process:
The aging process is a critical component in the production of aged garlic extract. Fresh garlic cloves are soaked in a solution of water, alcohol, and trace minerals. This mixture is then aged for a period of 20 months at room temperature, allowing the garlic to undergo a natural fermentation process. During this time, the harsh compounds such as allicin are significantly reduced, while beneficial compounds like S-allyl cysteine (SAC) are increased.

Extraction Method:
After the aging process, the garlic is then extracted using a method that preserves the active ingredients. This can involve various techniques such as solvent extraction, cold pressing, or even supercritical fluid extraction, depending on the desired end product. The extraction method is chosen to maximize the concentration of beneficial compounds while minimizing the presence of unwanted substances.

Quality Control:
Quality control is an integral part of the production process to ensure the consistency, safety, and efficacy of aged garlic extract. This includes:

- Standardization: Each batch of AGE is standardized to contain a specific amount of active compounds, such as SAC, to ensure consistency across products.
- Purity Testing: Rigorous testing is conducted to ensure that the extract is free from contaminants, such as heavy metals, pesticides, and microbial pathogens.
- Stability Testing: The stability of the extract is tested to ensure that it maintains its potency and quality over time.
- Batch Tracking: Each batch is tracked from production to distribution, allowing for traceability in case of any issues.

Packaging and Storage:
Once the quality control measures are met, the aged garlic extract is packaged in a manner that protects it from light, heat, and moisture, which can degrade the active compounds. The storage conditions are also carefully controlled to maintain the integrity of the product.

Regulatory Compliance:
Producers of aged garlic extract must adhere to strict regulatory guidelines set forth by organizations such as the Food and Drug Administration (FDA) in the United States, the European Food Safety Authority (EFSA) in Europe, and other relevant health authorities around the world. Compliance with these regulations ensures that the product is safe for consumer use and meets the required standards for efficacy.

In summary, the production process and quality control of aged garlic extract are designed to deliver a product that is both potent and safe, providing the health benefits associated with garlic without the adverse effects often found in raw or processed garlic products. This rigorous approach to production ensures that consumers can confidently incorporate aged garlic extract into their health regimens.

4. Common Uses and Applications

4. Common Uses and Applications

Aged Garlic Extract (AGE) has found its way into a variety of applications due to its diverse health benefits and the milder flavor profile compared to fresh garlic. Here are some of the common uses and applications of AGE:

4.1 Dietary Supplements
One of the primary uses of AGE is as a dietary supplement. It is available in various forms such as capsules, tablets, and liquid extracts. These supplements are often used to support cardiovascular health, immune function, and overall wellness.

4.2 Cardiovascular Health
Given its cholesterol-lowering and blood pressure-lowering properties, AGE is commonly used to support heart health. It helps in maintaining healthy blood circulation and reducing the risk of atherosclerosis.

4.3 Immune System Support
The immune-boosting properties of AGE make it a popular choice for those looking to strengthen their body's natural defenses against infections and diseases.

4.4 Antioxidant and Anti-Inflammatory Support
As a potent antioxidant and anti-inflammatory agent, AGE is used to combat oxidative stress and inflammation, which are implicated in various chronic diseases.

4.5 Skin Care
Topical applications of AGE have been found to have beneficial effects on skin health, including reducing the appearance of aging and promoting skin regeneration.

4.6 Sports Nutrition
Athletes and fitness enthusiasts may use AGE to support muscle recovery and reduce inflammation after intense physical activity.

4.7 Food Industry
In the food industry, AGE is sometimes used as a natural preservative or flavor enhancer due to its antimicrobial properties and unique taste.

4.8 Cosmetics and Personal Care
AGE is incorporated into cosmetics and personal care products for its antioxidant and anti-aging properties, as well as its potential to improve skin health.

4.9 Veterinary Medicine
AGE is also used in veterinary medicine to support the health of pets, particularly in managing conditions like heart disease and supporting immune function.

4.10 Research and Clinical Studies
AGE is a subject of ongoing research for its potential therapeutic applications in various medical conditions, including cancer, diabetes, and neurodegenerative diseases.

The versatility of AGE in these applications underscores its potential as a natural health aid. However, it is essential to consult with healthcare professionals before incorporating AGE into any health regimen, especially for individuals with pre-existing medical conditions or those taking medications.

5. Nutritional Profile and Active Compounds

5. Nutritional Profile and Active Compounds

Aged Garlic Extract (AGE) is a unique and potent form of garlic that has been processed to reduce its pungent odor and harsh side effects while enhancing its beneficial compounds. The nutritional profile of AGE is rich in a variety of bioactive components that contribute to its health-promoting properties. Here, we delve into the key active compounds found in AGE and their respective roles in promoting health.

1. Allicin and Allicin Derivatives:
- Allicin is the primary bioactive compound in fresh garlic, but AGE contains a variety of allicin-derived compounds such as S-allylcysteine (SAC) and alliin, which are formed during the aging process. These compounds are known for their antioxidant, anti-inflammatory, and antimicrobial properties.

2. S-Allyl Cysteine (SAC):
- SAC is a sulfur-containing compound that has been shown to have potent antioxidant and anti-inflammatory effects. It is one of the most abundant compounds in AGE and is believed to contribute significantly to its health benefits.

3. Ajoene:
- Ajoene is a compound formed from the interaction of alliin and alliinase, which is stabilized during the aging process. Ajoene has been found to have antithrombotic, antiplatelet, and antimicrobial activities.

4. Polysaccharides:
- AGE contains a variety of polysaccharides, which are complex carbohydrates that have been linked to immune modulation and gut health.

5. Flavonoids:
- Flavonoids are a group of plant compounds known for their antioxidant and anti-inflammatory properties. AGE contains a range of flavonoids that contribute to its overall health benefits.

6. Selenium:
- Selenium is a trace element that is essential for human health. AGE can be enriched with selenium, which is known to have antioxidant properties and supports the immune system.

7. Vitamins and Minerals:
- While not as abundant as the bioactive compounds, AGE also contains small amounts of vitamins and minerals that are important for overall health, such as vitamin B6 and trace minerals like manganese.

8. Antioxidants:
- The aging process of garlic enhances the antioxidant capacity of the extract. These antioxidants help to neutralize free radicals, reducing oxidative stress and the risk of chronic diseases.

9. Other Bioactive Compounds:
- In addition to the compounds mentioned above, AGE contains a range of other bioactive substances that may contribute to its health-promoting effects, including protease inhibitors and phytochemicals.

The nutritional profile of AGE is a testament to the power of natural compounds in promoting health and well-being. The synergistic action of these compounds is what makes AGE a potent and versatile health supplement. As research continues, more insights into the specific roles of these compounds and their interactions within the body will be uncovered, further enhancing our understanding of AGE's health benefits.

6. Safety and Side Effects

6. Safety and Side Effects

Aged Garlic Extract (AGE) is generally considered safe for most people when taken in appropriate dosages. However, as with any supplement or natural product, there are potential side effects and considerations to be aware of.

6.1 Gastrointestinal Issues
One of the most common side effects of AGE is related to the gastrointestinal tract. Some individuals may experience stomach upset, bloating, or diarrhea, especially if they are not accustomed to consuming garlic or its extracts.

6.2 Bad Breath and Body Odor
Garlic is known for its strong odor, and AGE can cause bad breath and body odor due to the presence of sulfur compounds. This is typically a temporary side effect that resolves once the supplement is discontinued.

6.3 Allergic Reactions
Although rare, some individuals may be allergic to garlic or its components. Symptoms of an allergic reaction can include skin rash, itching, and difficulty breathing. If you suspect an allergic reaction, discontinue use and consult a healthcare professional.

6.4 Interactions with Blood Thinners
AGE has been shown to have mild blood-thinning effects due to its ability to inhibit platelet aggregation. Individuals taking blood-thinning medications such as warfarin should consult their healthcare provider before using AGE to avoid potential interactions and complications.

6.5 Surgery and Anesthesia
If you are scheduled for surgery, it is advised to stop taking AGE at least two weeks prior to the procedure, as it may interfere with blood clotting and anesthesia.

6.6 Pregnancy and Lactation
The safety of AGE during pregnancy and breastfeeding has not been well established. Pregnant and nursing women should avoid using AGE without first consulting their healthcare provider.

6.7 Long-Term Use and Toxicity
While AGE is considered safe for short-term use, the long-term effects and potential for toxicity are not well understood. Regular monitoring and professional guidance are recommended for individuals considering long-term use.

6.8 Quality and Purity Concerns
As with any supplement, the quality and purity of AGE products can vary. It is important to choose products from reputable manufacturers that adhere to good manufacturing practices and have third-party testing to ensure safety and efficacy.

In conclusion, while AGE offers numerous health benefits, it is essential to be aware of potential side effects and to use it responsibly. Always consult with a healthcare professional before starting any new supplement regimen, especially if you have pre-existing health conditions or are taking medications.

7. Interactions with Medications and Foods

7. Interactions with Medications and Foods

Aged Garlic Extract (AGE) is known for its potential health benefits, but like any supplement or natural product, it's important to consider potential interactions with medications and foods. Here are some key points to keep in mind:

1. Medications:
- Blood Thinners: AGE may have an antiplatelet effect, which could increase the risk of bleeding when taken with medications such as warfarin, aspirin, or other blood-thinning drugs.
- Antihypertensive Medications: Garlic, including AGE, may lower blood pressure, which could interact with medications used to treat high blood pressure.
- Anticoagulants: Due to its potential to affect blood clotting, AGE should be used with caution in individuals taking anticoagulants.
- Immunosuppressants: Garlic is known to boost the immune system, which could potentially interfere with the effects of immunosuppressive drugs.

2. Foods:
- High-Protein Foods: AGE is best absorbed when taken on an empty stomach. Consuming it with high-protein foods may reduce its bioavailability.
- Diuretics: Foods high in potassium, such as bananas and spinach, may interact with diuretics if you are taking AGE, as garlic can also increase potassium levels in the body.
- Caffeine: Caffeine can affect the absorption of certain nutrients and may reduce the effectiveness of AGE.

3. Herbs and Supplements:
- Ginkgo Biloba: Both AGE and Ginkgo Biloba have blood-thinning effects, which could increase the risk of bleeding if taken together.
- Vitamin E: AGE may enhance the effects of Vitamin E, which could be beneficial for some health conditions but should be monitored, especially in high doses.

4. Alcohol:
- Alcohol can interact with AGE by affecting its absorption and potentially reducing its health benefits.

5. Grapefruit Juice:
- Grapefruit juice can affect the metabolism of certain compounds and may alter the effects of AGE.

6. Dairy Products:
- Dairy products may interfere with the absorption of AGE, so it's recommended to take AGE at least two hours before or after consuming dairy.

When considering the use of AGE, it's crucial to consult with a healthcare professional, especially if you are taking any medications or have pre-existing health conditions. This will help ensure that you can safely incorporate AGE into your health regimen without adverse interactions. Always be aware of your dietary habits and any potential interactions with your current medications or health status.

8. Recommended Dosage and Administration

8. Recommended Dosage and Administration

Aged Garlic Extract (AGE) is a dietary supplement that is typically taken to support various aspects of health, including cardiovascular health, immune function, and detoxification processes. The recommended dosage for AGE can vary depending on the individual's health condition, age, and the specific product being used. It is essential to follow the manufacturer's guidelines and consult with a healthcare professional to determine the appropriate dosage for your specific needs.

General Dosage Guidelines

- Adults: The typical dosage for adults ranges from 300 mg to 1,200 mg per day, often divided into two or three doses. It's important to start with a lower dosage and gradually increase as tolerated to minimize potential side effects.

- Children: For children, the dosage should be adjusted according to their body weight and the advice of a pediatrician. It's generally recommended to use a lower dosage and monitor for any adverse reactions.

- Pregnant or Nursing Women: The safety of AGE during pregnancy and lactation has not been well established. It's advised to consult with a healthcare provider before taking AGE during these periods.

Administration Tips

- Timing: Some studies suggest that taking AGE with a meal may enhance its bioavailability and effectiveness.

- Consistency: For best results, it is recommended to take AGE consistently as part of a daily routine.

- Storage: Store AGE supplements in a cool, dry place away from direct sunlight to maintain their potency.

- Quality: Ensure that the AGE product you choose is from a reputable manufacturer and is tested for quality and purity.

Interaction with Medications

It's crucial to inform your healthcare provider if you are taking any medications, as AGE may interact with certain drugs, including blood thinners and immunosuppressants.

Monitoring and Adjustments

- Monitoring: Keep track of any changes in your health or any side effects that may occur after starting AGE supplementation.

- Adjustments: If necessary, adjustments to the dosage may be made based on your body's response and the advice of your healthcare provider.


While AGE offers potential health benefits, it's important to approach supplementation with caution and under professional guidance. Always start with the recommended dosage and adjust as needed based on your individual response and health goals. Regular communication with your healthcare provider is key to ensuring safe and effective use of AGE.

9. Conclusion and Future Perspectives

9. Conclusion and Future Perspectives

Aged Garlic Extract (AGE) has proven to be a multifaceted supplement with a rich historical background and a wealth of scientific research supporting its health benefits. As we conclude this overview, it is evident that AGE offers a myriad of advantages for human health, ranging from cardiovascular support to immune system enhancement and beyond.

- Health Benefits: The health benefits of AGE are extensive, with evidence pointing to its role in reducing blood pressure, cholesterol levels, and the risk of certain cancers. Its antimicrobial and antioxidant properties further contribute to its value as a natural health supplement.
- Quality and Safety: The production process and quality control measures ensure that AGE is a safe and effective product. However, as with any supplement, it is crucial for consumers to be aware of potential side effects and interactions with medications or foods.
- Usage and Dosage: The recommended dosage and administration of AGE should be followed to maximize its benefits while minimizing risks. It is always advisable to consult with a healthcare professional before starting any new supplement regimen.

Future Perspectives:
- Research Expansion: As our understanding of the human body and the impact of natural compounds like those found in AGE deepens, further research will likely uncover additional benefits and applications for this supplement.
- Personalized Medicine: The future may see AGE being tailored to individual needs based on genetic predispositions and health conditions, allowing for more targeted and effective treatments.
- Integration with Modern Medicine: There is potential for AGE to be integrated into modern medical practices, complementing conventional treatments and providing a more holistic approach to health and wellness.
- Global Health Impact: With the increasing global awareness of the importance of preventive healthcare, AGE could play a significant role in reducing the burden of chronic diseases and promoting overall well-being.

In conclusion, AGE stands as a testament to the power of natural medicine and the importance of continued research and development in this field. As we look to the future, the potential for AGE to contribute to improved health outcomes on a global scale is both promising and exciting. With ongoing scientific exploration and responsible use, AGE can continue to be a valuable asset in the pursuit of a healthier, more vibrant life for individuals around the world.

Contact Us
To learn more about our, get in touch with us right away!
We have 5 factories and 19 years of experience in plant extracts. welcome your inquiries and will respond to any questions you have within 24 hours. Thank you.
Get a Quote