really, just blood pressure, liver and lipid support.
n2guard is a fully comprehensive support product that will cover any and all bases when it comes to running anabolics. 1 bottle would last 1 run on a methyl product.
You can also go a more economical route and supplement either hawthorn or grape seed for blood pressure, fish oil and ryr for lipids (although ryr depletes coq10 and once that gets added in you're spending more money) and NAC and choline for the liver.