I’ve recently changed to this:
I find it performs better then the wax lube I was using as it stays wet on the chain but doesn’t attract as much dust or deposit its self all over the back wheel (I always lube my chain the night before). Also when I took off my old chain and examined it closely I found that the wax lube wasn’t penetrating in between the links fully
More info here:
https://www.muc-off.co.uk/motorcycle-chain-lube.jpg
Available from most bike shops (and I think I’ve seen it in Halfords) for about 8 quid or online at
M&P https://www.mandp.co.uk
or
Busters https://www.busters-accessories.co.uk
amongs others