Understanding MGO: Must-Have Guide to Honey’s Best Potency
When it comes to honey, many people appreciate its natural sweetness and health benefits, but few understand the significance of MGO. MGO, or methylglyoxal, is a crucial component found in certain types of honey, particularly Manuka honey, which has fueled its reputation as a superfood. Understanding MGO can help consumers make informed decisions and appreciate the potency and quality of honey in a whole new light.
What Is MGO and Why Does It Matter?
MGO is a naturally occurring compound that gives Manuka honey its unique antibacterial properties. While all honey contains some level of antibacterial activity due to the presence of hydrogen peroxide, Manuka honey stands out because of the presence of MGO, which provides non-peroxide antibacterial effects. This makes MGO a key marker when assessing the potency and health benefits of honey.
Put simply, the higher the MGO content, the stronger the honey’s antibacterial potency. This is why MGO is often used as a grading system to classify Manuka honey, helping consumers identify the strength of honey they are purchasing. For example, a Manuka honey labeled as MGO 100 will have a lower potency compared to one labeled MGO 550 or MGO 1000.
How Is MGO Measured?
MGO is measured in milligrams per kilogram (mg/kg), indicating the concentration of methylglyoxal in the honey. This scientific measurement is a reliable way to distinguish between the different potencies available in the market. Typically, potencies range from as low as MGO 30 to as high as MGO 800+.
The process of determining MGO levels involves laboratory testing to quantify the methylglyoxal present in honey samples. This testing is critical because it confirms the authenticity and quality of Manuka honey, protecting consumers from lower-grade or adulterated products.
MGO and Its Benefits: What Sets It Apart?
Understanding MGO is essential because it directly correlates to the antibacterial and therapeutic properties that Manuka honey offers. Here are some notable benefits tied to higher MGO levels:
1. Antibacterial Activity
MGO’s potent antibacterial properties make Manuka honey effective in fighting off harmful bacteria. Research shows that it inhibits the growth of a wide range of bacteria, including antibiotic-resistant strains like MRSA (Methicillin-resistant Staphylococcus aureus). This makes high-MGO Manuka honey a valuable natural remedy for minor wounds and infections.
2. Wound Healing
Due to its antibacterial and anti-inflammatory effects, honey with a high MGO content is often used in medical settings for wound care. It provides a moist healing environment, prevents infections, and promotes faster tissue regeneration.
3. Digestive Health
MGO-rich Manuka honey is also believed to aid in digestive health by reducing inflammation and targeting harmful bacteria in the gut. Some studies suggest it can help with conditions like acid reflux, stomach ulcers, and irritable bowel syndrome (IBS).
4. Oral Health
The antibacterial properties of Manuka honey with a significant amount of MGO may help reduce plaque formation and prevent gingivitis. Its ability to combat oral bacteria makes it a natural alternative for maintaining healthy teeth and gums.
How to Choose the Right MGO Honey
When selecting Manuka honey or any honey labeled with MGO content, it’s important to consider your intended use and the potency required. Here are some tips:
– Daily use and general wellness: An MGO rating between 100 and 300 is suitable for everyday use, such as sweetening, general immunity boosting, or digestive support.
– Therapeutic purposes: For wound care, infections, or more intensive therapeutic effects, an MGO rating of 400 or above is recommended.
– Budget considerations: Higher MGO honey tends to be more expensive due to its potency and rarity. If you’re new to Manuka honey, starting with mid-range MGO values can be a good compromise.
Always check the labels carefully and look for certification marks to ensure authenticity, as there have been cases of counterfeit Manuka honey in the market.
The Difference Between MGO and UMF Ratings
Understanding MGO also involves recognizing its relationship with the UMF (Unique Manuka Factor) rating. Both are quality markers for Manuka honey, but they have slightly different focuses. The UMF rating measures a combination of MGO, DHA (dihydroxyacetone), and leptosperin, another honey compound. In contrast, MGO focuses solely on methylglyoxal content.
Both ratings effectively tell you about the antibacterial strength, but MGO is a more straightforward, science-based measurement of potency, while UMF is more comprehensive. Many modern consumers prefer seeing the MGO label for its clarity.
Conclusion: Why Understanding MGO Matters
Understanding MGO is key to unlocking the true value of Manuka honey. Its presence and concentration determine the honey’s antibacterial strength and therapeutic capabilities, which sets Manuka honey apart from regular varieties. By paying attention to MGO levels, consumers can make smarter choices that suit their health needs and get the best possible results from their honey purchases.
Whether you’re using Manuka honey as a natural sweetener, a health supplement, or a topical remedy, knowing about MGO helps you appreciate its potency and efficacy. This knowledge empowers you to enjoy one of nature’s most remarkable foods with confidence and purpose.

