The brain and muscles love glucose (sugar), and any that isn’t immediately utilized is collected as glycogen (ready-to-use sugar in the liver and muscle) and fat (long-term storage), to be released in times of need.
Ang utak at kalamnan pag-ibig glucose (asukal), at anumang na ay hindi agad utilized ay tinipon bilang glycogen (handa-gamitin na asukal sa atay at kalamnan) at taba (pang-matagalang imbakan), na inilabas sa panahon ng kailangan.