Natural Proteoglycan

Natural Proteoglycan
What's the Natural Proteoglycan

~Ocean natural medicine~

Proteoglycan is a technical term which means “prote” (=protein), “o” (=combined), “glycan” (polysaccharide).  It is the functional ingredient extracted without denatured or decomposed method of natural structure originally exists.

Natural ProteScreen Shot 2015-07-30 at 8.41.03 AMglycan is brand name of the proteoglycan which our company produces.

Our article logo “Screen Shot 2015-07-30 at 8.41.03 AM” expresses three meanings:

  1. In the field of chemistry and biochemistry, when A ingredient is combined B ingredient,”Screen Shot 2015-07-30 at 8.41.03 AM” is used as a combination term.
  2. Screen Shot 2015-07-30 at 8.41.03 AM” expresses the initial letter of the ocean where our ingredients come form and th einitial letter of the oxygen gushed from the sea bed.
  3. Since polysaccharide chains in the proteoglycan are attached to the core protein by oxygen combination, “Screen Shot 2015-07-30 at 8.41.03 AM” expresses of the initial letter of the oxygen.
Raw Material

It is extracted from salmon nasal cartilage called “head cartilage,” all made in Hokkaido. (Absolutely nothing to use imported salmon).




Freeze-dried product: White powder form


Tests of 9 items were passed by testing laboratories such as Dalian Medical University and DRC Co., Ltd.

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Structural Formula

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Disaccharide Composition

Disacharide composition is confirmed as follow result by digestion with the chondroitinase ABC.

Disaccharide composition of salmon nasal cartilage chondroitin sulfate

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