Seafood aggravates an infection or a swelling, but does it do so by supercharging the immune system or killing the germs by themselves, or it is feeding the germs making them more aggressive?
Prawns then might just provide a immunity boast when needed, or provide an antibody to fight infections, or a culture agent to grow and keep germs alive for studies.
A prawn supplement, a prawn vaccine and a prawn culture medium...
