Chemistry

Five chlorophylls and five bacteriochlorophylls are known in nature. Only two, chlorophylls a and b (Fig. 1) are important as source material for food colorants. Chlorophylls a and b have a complex structure, but they differ only by a -CH3 and a -CHO group on carbon 7. The numbering system for chlorophylls is shown in Figure 2 (1). The chlorophyll a molecule is easily changed in the presence of acids to remove the magnesium ion, resulting in pheophytin a. The phytyl group is easily removed to produce chlorophyllide a. If both magnesium and phytyl groups are removed, the compound is called pheophorbide a. A similar

Homemade Pet Food Secrets

Homemade Pet Food Secrets

It is a well known fact that homemade food is always a healthier option for pets when compared to the market packed food. The increasing hazards to the health of the pets have made pet owners stick to containment of commercial pet food. The basic fundamentals of health for human beings are applicable for pets also.

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