What is aged garlic extract?
Aged garlic extract (AGE) is made by soaking fresh garlic for many months, sometimes up to 20, at room temperature. This slow ageing process changes garlic's natural sulfur compounds. The harsh, unstable compounds in raw garlic turn into more stable, water-soluble ones such as S-allyl cysteine (SAC). Aged garlic is gentler on the stomach and has much less odour than raw garlic.
Aged garlic vs raw garlic vs garlic powder
- Raw garlic releases allicin when crushed. Allicin is powerful but breaks down quickly.
- Garlic powder tablets are standardised to "allicin potential". Results vary with how the tablet dissolves.
- Aged garlic extract contains stable compounds like SAC. It has been used in a large share of clinical garlic research.
What does the research say about aged garlic extract?
Garlic is one of the most studied herbs for cardiovascular wellness. A 2016 meta-analysis in the Journal of Nutrition reviewed trials of garlic supplements, many using aged garlic extract, and reported modest reductions in blood pressure in people with elevated readings (Ried K. Garlic lowers blood pressure in hypertensive individuals… J Nutr. 2016). Other research has looked at aged garlic and arterial health, circulation and cholesterol (Matsutomo T. Aged garlic extract and cardiovascular health, research overview). Results are promising but not conclusive. Garlic supplements are not a substitute for prescribed medication.
Aged garlic extract benefits
Research and traditional use suggest aged garlic may help support:
- Healthy blood pressure already within the normal range
- Healthy circulation and blood vessel function
- Antioxidant activity in the body
- Immune function
See our deeper guide to aged garlic benefits.
How much aged garlic extract per day?
Clinical studies have often used around 600–2,400 mg of aged garlic extract per day. Always follow the dosage on your product label.
When is the best time to take aged garlic extract?
Consistency matters more than timing. Many people take it in the morning to make it part of their routine. If garlic upsets your stomach, take it with food.
Aged garlic extract side effects
Usually mild: taste, breath, or stomach upset. Garlic can affect blood clotting, so check with your doctor if you take blood thinners. Read our safety guide.
Where to buy aged garlic extract in Australia
You'll find aged garlic tablets and capsules at pharmacies. If you prefer a liquid drop, VitalFlush combines cold-pressed aged garlic extract with raw honey for an easy under-the-tongue serve. It's available only from the official Australian store.
Sources
Aged garlic vs fresh, powder and oil
| Form | Key compounds | Taste and breath | Stability |
|---|---|---|---|
| Fresh garlic | Allicin (short-lived) | Strong | Low |
| Garlic powder | Alliin, allicin potential | Moderate | Medium |
| Garlic oil | Sulfides | Strong | Medium |
| Aged garlic extract | SAC, water-soluble compounds | Mild | High |
What S-allyl cysteine is
SAC is a water-soluble sulfur compound that forms as garlic ages. Researchers use it as a marker of aged garlic quality because it is stable and well absorbed. Studies summarised by Ried 2016, Journal of Nutrition suggest aged garlic may support healthy blood pressure within the normal range, healthy blood vessel flexibility and healthy cholesterol levels already in the normal range.
How to choose a good aged garlic product
- Check that the label says aged garlic extract, not just "garlic".
- Look for the AUST L number on Australian-listed products.
- Choose a format you will actually take daily: drops, tablets or capsules.
- Be wary of products promising to cure or treat conditions.
How VitalFlush uses aged garlic
VitalFlush pairs aged garlic extract with raw honey in a liquid drop, for people who prefer not to swallow tablets. See the ingredients page and how to take it.
Common questions
What is aged garlic extract good for?
Research suggests it may support heart health, healthy circulation and healthy blood pressure already in the normal range.
Is aged garlic better than raw garlic?
It is milder, more stable and has more clinical research as a supplement, though fresh garlic is still great in food.
Does aged garlic cause garlic breath?
Much less than fresh garlic, because ageing reduces the odour-causing compounds.
How long does aged garlic take to work?
Studies usually run for 12 weeks or more. Supplements support health gradually.
Is aged garlic the same as black garlic?
No. Black garlic is heat-aged for days to weeks; aged garlic extract is soaked for many months.
