Great post. I would like to add on to it. Anabeta Elite and AlphaMax XT both contain forskolin. For some, they can handle that amount with no issues (GI issues). Others, it's too much. Some are so sensitive to the point that Anabeta Elite gives them issues. That is something to consider. I've ran ABE + AlphaMax XT + x gels before and LOVED it. Zero GI side effects for me. But we all are different and all respond in different ways. I suggest to pick a few that you haven't used before and run them each solo to see how you respond to them. I would hate to see you run into the issue of low libido, GI distress...etc and you have to do process of elimination to figure out which supplement giving you problems.
IMO, MassMax XT and AlphaMax XT will be a popular stack in the future. I have not stacked both so I can't comment on it except that both are great products and SHOULD go well together. I'm going to try to be the first one to do it hopefully. On my MassMax XT cycle right now then going to take a break, write down notes of what I liked, didn't like...etc then stack the two for 8 weeks.
Another reason to not stack multiple products at once, as mentioned above, is there comes a point where cost is greater than what you will get in return. Heck, 8 weeks of ArA and ABE is expensive enough. Add in 2 more products for 8 weeks and you are looking at some serious cash. Even if money isn't an issue for you, I still suggest longer run of 1-3 products (max) vs a shorter run of multiple products.
If you tell us your goals, experience, training/diet, we would love to help you create a nice natty stack