The Processing: The key difference between supermarket and raw honey
Most supermarket honey undergoes a series of industrial processes that drastically alter its natural composition. Raw honey, in contrast, is minimally processed, retaining most of its natural goodness. Understanding these differences is crucial for anyone considering honey for its purported health benefits.
Pasteurization and its effects
Pasteurization is a heat-treatment process where honey is heated to high temperatures (around 70°C or more) and then rapidly cooled. This is done to achieve several commercial goals:
- Delay crystallization: It keeps the honey in a clear, liquid state for longer, which is aesthetically pleasing to many consumers.
- Improve texture and color: The heating process and subsequent filtering remove impurities and air bubbles, resulting in a cleaner, more uniform appearance.
- Extend shelf life: It kills yeast cells, preventing fermentation.
However, this process comes at a significant nutritional cost. High heat is known to degrade or destroy many of honey's beneficial components, including:
- Natural enzymes: These enzymes, like glucose oxidase and diastase, contribute to honey's antibacterial and digestive properties. Heat-treating them significantly reduces or eliminates their activity.
- Antioxidants: Raw honey is rich in flavonoids and phenolic acids, which act as potent antioxidants. Pasteurization can reduce the total phenolic content by a significant amount.
Ultrafiltration: The final stripping
Beyond pasteurization, many large-scale producers use ultrafiltration, a process that refines the honey even further. This forces honey through a very fine filter at high pressure to remove all remaining debris. A primary consequence of ultrafiltration is the removal of bee pollen. Pollen is a crucial component of raw honey, containing:
- Amino acids
- Vitamins (A, C, and B-complex)
- Minerals
- Enzymes
- Antioxidants
This process is sometimes used to hide the honey's geographical origin, especially for fraudulent imports, and leaves behind a product that is, nutritionally, not much more than a simple sugar syrup.
The risk of adulteration in supermarket honey
Compounding the issue of processing is the widespread problem of honey adulteration. This is where honey is diluted or mixed with cheaper, low-cost syrups to increase volume and profit. Common adulterants include:
- Corn syrup, particularly high-fructose corn syrup (HFCS)
- Cane sugar syrup
- Rice syrup, which can be harder to detect
- Invert sugar
Consuming adulterated honey means you are not getting the genuine product and its associated benefits. It may also expose you to undisclosed chemical residues like antibiotics or pesticides, which have been found in some fraudulently marketed honeys. For individuals monitoring their blood sugar, this is particularly problematic as these added sugars can have a higher glycemic impact than pure honey.
Health implications of processed vs. raw honey
When considering the health aspects, the contrast between raw and heavily processed honey is stark.
Health benefits of raw honey
- Rich in antioxidants: Polyphenols in raw honey help protect the body from oxidative stress, reducing the risk of chronic diseases.
- Antibacterial and antifungal properties: Raw honey has natural antimicrobial properties that are often diminished by heat processing.
- Soothing for coughs: Several studies have shown that honey can be an effective and safe remedy for soothing coughs, especially in children over one year of age.
- Aids digestion: The natural enzymes in raw honey act as prebiotics, feeding the beneficial bacteria in your gut.
Limitations and risks of supermarket honey
- Reduced nutrients: Due to heat and ultrafiltration, most of the beneficial phytonutrients, enzymes, and pollen are removed. The resulting liquid is mostly just sugar.
- Adulteration risks: As discussed, the risk of consuming undisclosed sugar syrups and potential contaminants like antibiotics and pesticides is higher with mass-produced honey from uncertain origins.
How to buy better honey
To ensure you are getting the purest, most nutritionally intact honey, follow these tips:
- Read the label carefully: Look for terms like "raw," "unfiltered," or "unprocessed". Be wary of labels that say "honey blend" or list additional ingredients like corn syrup.
- Buy from trusted sources: Purchase from local beekeepers, farmers' markets, or reputable brands that are transparent about their sourcing and processing methods.
- Observe the appearance: Raw, unfiltered honey is often cloudy or opaque and may contain small particles of pollen or honeycomb. Highly processed honey is typically very clear.
- Consider crystallization: Natural crystallization is a hallmark of pure honey, especially those with a higher glucose content. Honey that remains perfectly liquid indefinitely may have been over-processed or adulterated.
- Look for certifications: For specialty types like Manuka honey, look for specific certifications (e.g., UMF or MGO) that guarantee authenticity and potency.
Comparison: Supermarket vs. Raw Honey
| Feature | Supermarket Honey (Processed) | Raw Honey (Minimally Processed) | 
|---|---|---|
| Processing | Heated (Pasteurized) and ultra-filtered | Unheated or slightly warmed, strained, not filtered | 
| Appearance | Clear, smooth, and liquid for long periods | Cloudy, opaque, may contain visible particles | 
| Nutritional Content | Significantly fewer antioxidants, enzymes, and pollen due to processing | Retains natural enzymes, antioxidants, and bee pollen | 
| Adulteration Risk | Higher risk of being blended with cheaper sugar syrups | Generally pure, sourced directly from the hive or trusted beekeepers | 
| Crystallization | Less likely to crystallize due to processing | Naturally crystallizes over time; a sign of purity | 
| Health Benefits | Primarily a source of energy, with limited therapeutic properties | Provides a wider range of potential health benefits, including anti-inflammatory and antibacterial effects | 
| Safety | Generally safe, but can contain trace contaminants. Unsafe for infants under 1. | Generally safe for adults. Unsafe for infants under 1 due to botulism risk. | 
Conclusion
While honey from the supermarket provides sweetness and a quick source of energy, its extensive processing and the risk of adulteration mean it offers far fewer health benefits than raw, minimally processed honey. The high heat of pasteurization and the aggressive nature of ultrafiltration strip commercial honey of valuable compounds like antioxidants, enzymes, and pollen. As a consumer, making an informed choice is key. By opting for raw, unfiltered, and ethically sourced honey from trusted suppliers, you can maximize the nutritional and health-promoting properties that honey is naturally known for.
Visit Healthline for more detailed information on the differences between raw and regular honey.