Manuka honey has gained immense popularity worldwide for its unique properties, distinct from regular honey. However, understanding the various rating systems, particularly UMF vs MGO honey ratings, can be a challenge for consumers. These ratings indicate the potency and quality of Manuka honey, making it crucial to comprehend their meaning before making a purchase.
This comprehensive guide aims to demystify the UMF and MGO rating systems, providing clarity on what each represents and how they relate to the overall benefits of Manuka honey. By the end, you will be well-equipped to confidently select the right Manuka honey that meets your expectations.
Understanding Manuka Honey’s Unique Properties
Manuka honey originates from the nectar of the Manuka tree (Leptospermum scoparium), native to New Zealand. What sets it apart is the presence of several unique compounds, most notably methylglyoxal (MGO).
These compounds contribute to Manuka honey’s distinctive characteristics. The concentration of these active ingredients is what the UMF and MGO honey ratings aim to quantify.
What is the UMF Rating System?
The UMF™ (Unique Manuka Factor) rating system is a comprehensive quality assurance mark and a grading system for Manuka honey. It is managed by the UMF Honey Association (UMFHA) in New Zealand.
The UMF rating is not just about one compound; it measures three key signature markers to ensure the honey is genuine Manuka and to indicate its potency.
Key Markers Measured by UMF:
Methylglyoxal (MGO): This is the primary compound responsible for Manuka honey’s unique properties. The UMF rating directly correlates with MGO levels.
Leptosperin: A naturally occurring compound found only in Manuka honey, acting as an authenticity marker.
Dihydroxyacetone (DHA): This compound naturally converts into MGO over time in the honey. DHA levels indicate the potential for MGO development and the freshness of the honey.
A UMF rating of 5+ or higher is generally considered therapeutic. The higher the UMF number, the greater the concentration of these beneficial compounds and the more potent the honey. For example, UMF 10+, UMF 15+, and UMF 20+ indicate increasing levels of these markers.
What is the MGO Rating System?
The MGO rating system directly measures the concentration of methylglyoxal (MGO) in Manuka honey. MGO is a potent compound that naturally occurs in Manuka honey, and its presence is directly linked to the honey’s unique properties.
This system was developed after the discovery that MGO is the dominant compound responsible for Manuka honey’s distinct characteristics. An MGO rating indicates the milligrams of methylglyoxal per kilogram of honey.
How MGO is Measured:
MGO content is measured in mg/kg (milligrams per kilogram).
A higher MGO number signifies a greater concentration of methylglyoxal, indicating stronger potency.
Common MGO ratings include MGO 100+, MGO 250+, MGO 400+, and MGO 550+, with higher numbers denoting higher MGO content. This rating offers a straightforward and easily understandable measure of one key active compound.
UMF vs MGO Honey Ratings: Key Differences and Similarities
While both UMF and MGO honey ratings serve to indicate the quality and potency of Manuka honey, they approach this task differently. Understanding their distinctions is crucial for informed purchasing.
Differences Between UMF and MGO:
Scope of Measurement: UMF is a broader, more comprehensive grading system that measures three key markers (MGO, Leptosperin, DHA) to ensure authenticity and quality. MGO specifically measures only the methylglyoxal content.
Certification: UMF is a registered trademark and a certification mark provided by the UMFHA, requiring strict testing and auditing. MGO is a direct measurement of methylglyoxal, often tested by individual producers or third-party labs without a centralized association oversight like UMFHA.
Authenticity Guarantee: The UMF mark provides a robust assurance of authenticity and purity, as it verifies the presence of multiple signature Manuka compounds. While MGO measures a key active compound, it doesn’t alone guarantee the honey is genuine Manuka if other markers are absent.
Similarities Between UMF and MGO:
Potency Indicator: Both systems ultimately serve as indicators of the potency and beneficial properties of Manuka honey.
Correlation: There is a strong correlation between UMF and MGO ratings. Higher UMF ratings correspond to higher MGO levels, and vice-versa.
Value: Both ratings provide valuable information to consumers looking for specific levels of active compounds in their Manuka honey.
UMF and MGO Rating Conversion Guide
While UMF and MGO are distinct systems, there’s a generally accepted approximate conversion to help consumers compare products. It’s important to remember these are approximations, as UMF measures more than just MGO.
Approximate Conversions:
UMF 5+ is roughly equivalent to MGO 83+
UMF 10+ is roughly equivalent to MGO 263+
UMF 15+ is roughly equivalent to MGO 514+
UMF 20+ is roughly equivalent to MGO 829+
UMF 25+ is roughly equivalent to MGO 1200+
When comparing UMF vs MGO honey ratings, consumers can use this guide to understand the relative strength of different products. Always check the specific lab reports for precise measurements if available.
Choosing the Right Manuka Honey for You
Deciding between UMF vs MGO honey ratings ultimately depends on your preferences and what aspects you prioritize. Both systems offer valuable insights into the quality of Manuka honey.
Considerations for Your Choice:
For Comprehensive Quality Assurance: If you seek a broad measure of authenticity and potency, backed by a stringent association, opt for UMF-rated Manuka honey. The UMF rating ensures multiple markers are present.
For Direct MGO Potency: If you are primarily interested in the specific concentration of methylglyoxal, an MGO-rated honey provides a clear, direct number for this compound.
Verify Third-Party Testing: Regardless of the rating system, always look for products that provide evidence of independent third-party testing. This ensures the ratings displayed on the label are accurate and reliable.
Read Labels Carefully: Ensure the label clearly states the UMF or MGO rating and ideally, where the honey was sourced and packed.
Reputable Brands: Purchase from reputable brands known for transparency and quality. This helps ensure you are getting genuine Manuka honey with accurate UMF vs MGO honey ratings.
Higher UMF or MGO numbers generally indicate greater potency, which often correlates with a higher price point. Consider your intended use and budget when making your selection.
Conclusion
Understanding the distinctions between UMF vs MGO honey ratings empowers you to make an informed choice when purchasing Manuka honey. While MGO offers a direct measure of methylglyoxal, UMF provides a more holistic quality assurance system, verifying several key compounds and the authenticity of the honey.
Both systems are valuable tools for identifying genuine and potent Manuka honey. By considering the information presented here, you can confidently navigate the market and select the Manuka honey that best aligns with your needs and preferences. Always prioritize transparency and third-party verification to ensure you receive a high-quality product.