<prompt> unaweza kugeuza matini haya ya swahilikwa kiingereza?kutokana na hali ya hewa ilivyo nchini uingereza watu hawapati vitamin hiyo kutoka kwa jua kati ya mwezi oktoba na machi.  <response>: as a rule of thumb in the uk, your body is unlikely to produce any vitamin d from sunlight between october to march. 