Most people take a healthy immune
response for granted, as it typically remains on guard detecting a host of
known and as yet unidentified pathogens that may threaten our health. Bacteria
and viruses that cause the common cold, flu, digestive distress and a variety
of potentially fatal illnesses are identified and destroyed before they cause
more than a minor discomfort. For most of the past decade, fish consumption and
supplementing with DHA and EPA fortified supplements has been shown to lower
levels of systemic inflammation and significantly reduce the risk of developing
many cancers,
stroke and cardiovascular disease, yet the precise mechanism of action has been
unknown.
Fish Oil Fats, DHA and EPA Stimulate Immune System
B cells to Fight Inflammation and Disease Risk
A group of researchers from the Department of Food Science and Human
Nutrition at Michigan State
University have published the result of their work
in the Journal of Leukocyte Biology that
shows how
DHA-rich fish oil enhances B cell activity, a white blood cell that is critical
to activate our immune response. One of the study authors, Dr. Jennifer Fenton explained “Fish oil may have immune enhancing
properties that could benefit immunocompromised individuals.”
Omega-3 fat
sources including fish oil include the long chain fatty acids, DHA and EPA that
have been shown in a number of prior studies to reduce total body inflammation
that help to lower the risk of developing many chronic illnesses including
cancer, heart disease, dementia and stroke. Researchers now uncover how these
special fats enhance B-cell activity, a white blood component necessary to
improve immune system activity and lower inflammatory response.
Supplement Daily with A Distilled Fish Oil
Capsule to Squelch Inflammation and Lower Disease Risk
Researchers
used two mouse models to conduct their study, one group was fed a control diet and the other was fed
a diet supplemented with DHA-rich fish oil for a period of five weeks. B cells
were taken from various tissues and the scientists then looked for markers of B
cell activation on the cell surface, B cell membrane changes, and B cell
cytokine production to assess immune response activation.
The team found that those
mice supplemented with DHA-enriched fish oil demonstrated B cell activation and
antibody production to aid immune response and pathogen clearance, while
damping systemic inflammation. The authors concluded “This work confirms similar findings on fish oil and B cells… and moves
us one step closer to understanding the immune enhancing properties of EPA and
DHA.” Adults should supplement with a distilled
fish oil preparation (1,200 to 2,400 mg EPA/DHA per day) to fight inflammation
and heighten immune system response.
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