The best fuel for your TVR?

I've covered the subject of new E10 fuel before, but have recently found out through a friend that although Esso Synergy Supreme+ 99 is labelled E5, it is however mostly 0% Ethanol (depending on UK location) according to the Esso website. Interesting to read, may well be the best fuel to use for older cars with older type carburettor diaphragms/seals:

https://www.esso.co.uk/en-gb/fuels/petrol