Symbiosis is a close relationship between two species in which at least one species benefits. ... Parasitism is a symbiotic relationship in which one species (the parasite) benefits while the other species (the host) is harmed
It's the glycogen.
Glycogen is a complex molecule made from glucose, it's a ramification of about 12 to 18 molecules of glucose, and it's the metabolic energy reserve.
When we need energy, the first to get metabolized is glycogen.
You can find most of the glycogen in the liver and a bit in muscles.
You should avoid eating large amount of SATURATED FATS.
Saturated fats are those fats which chemically are made up of single bonds. This type of fat can be found in food such as animal fat, [for instance, butter, cheese, cream etc.], whole meat dairy product and fatty meats, coconut oil, palm kernel oil, etc.
Saturated fats are bad for the heart because it can raise the amount of LDL cholesterol in the blood thus increasing the risk of heart diseases.