So what counts as too low cholesterol

So, I realise this may not be an often asked question, but what counts as too low cholesterol, I know some of you know a lot more about this than me.
Mine has dropped down (I am not on statins so it's done it without any intended medical help), so my results are:

I realise it doesn't have triglycerides or all that stuff, they don't do that by default here (and given I've had two blood draws in the last week I don't want another anytime soon)
So yeah, what is too low?

bulkbiker said:

Fasted pre bloods or not?

Click to expand...

Wasn't fasting, it was sometime in the afternoon.
My cholesterol has always been fairly low, the highest I've seen over the past 8 years or so is 3.7 total