Comparisons Between Fresh Royal Jelly and Lyophilized One

Royal jelly is the secretion of the honey bee hypopharyngeal and mandibular glands. It is unique as it cannot be fabricated and be found in other food.

The greatness of royal jelly is manifested in the bee community. One example is that the queen bee which is fed with it has a life span of 4-6 years whereas worker bee only 40 days.

It is taken as food supplement by the consumers. It has many advantages such as it slows down the ageing process, provides more energy, relieves fatigue, reduces feeling of stress and improves fertility. It is anti-cancer and anti-bacteria.

Fresh royal jelly is yellowish in color, milky and sticky. It has sweet, sour and hot taste that stimulate the tongue. At a temperature higher than freezing point i.e. zero degree Celsius, its ingredients especially 10-Hydroxy-2-Decenoic Acid (10-HDA) may deteriorate easily. Therefore, it must be kept frozen preferably below negative 18 degree Celsius.

In contrast, lyophilized royal jelly is a dried product in powder form or contained in a capsule. It is made from fresh royal jelly by processes called spray drying or freeze drying. The natural nutritional ingredients are preserved in the processes.

If the fresh product is kept in a refrigerator at negative 4 degree Celsius, it can be kept for 4-6 months. However, if it is kept in a freezer at a temperature below negative 18 degree Celsius, it can be kept for a period up to 2 years. Lyophilized product however, has a shelf life of more than 2 years.

Fresh royal jelly has 10-HDA content between 1.4% and 2% whereas lyophilized one 4%-5%.

Fresh product has water content 60-70% whereas lyophilized one below 5%.
It is rich in proteins. Fresh product has protein content 9-18%. Lyophilized one contains 27-41% proteins, much higher than the fresh one.

Fresh product is not portable as it must be kept below freezing point. Every step must be observed properly during the delivery of the fresh product from one point to another. A lyophilized product is portable and hence can be taken at any time to your convenience.,55378525.html,55378527.html

Consumers have a choice between fresh royal jelly and lyophilized one. For those who loves natural original product, despite its taste, they may opt for fresh one. Occasionally, they may wish to take lyophilized one as they travel. It is of course a straightforward case for those who choose to take lyophilized product. It is convenient, portable and free from the taste of fresh product which most people cannot withstand.

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