Mass FX Black

By Athletic Xtreme
Mass FX Black Athletic Xtreme
Overall Score:
(Weighted average based on 4 Reviews)

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Mass FX Black ranks #109 of 111 in (Growth Enhancers > Natural Testosterone Boosters) and is rated better than 2% of all products in this category.


Trust: 100%

Reinventing the wheel....very bold claims by AX, that were non-existent

Overall: 1 | Effectiveness: 1 | Value: 1

Good evening fellow members of I am going to review Mass FX Black by AX.

This review is long over due, as I finished the product a few months after the intro deal. Kind of surprised there's not a ton of feedback on this product, maybe many of you passed on it.

Why I bought it:



Trust: 100%

Once you go say, "meh"

Overall: 5 | Effectiveness: 6 | Value: 5

(Please no one take offense to my playful joke on an expression and quasi-interpretation of this product...)

I hopped on this deal as part of their "Doorbuster"-esque deal when introducing the product and figured..."Four week supply of a Natty Test Booster for $12? Why not?!" Initially my anticipation...


Trust: 100%

Libido increase, but nothing more

Overall: 1 | Effectiveness: 2 | Value: 1

It's been a while since I've given a purely negative review. However, from my experience Mass fx black will get no mercy from me.

As a quick description, mass fx black is AX's relatively new product designed to increase testosterone, intensify insulin, and improve muscle oxygenation. It contains...

Trust: 53%

One part of me liked it, but I didn't!

Overall: 3 | Effectiveness: 3 | Value: 1

Well I finally finished my two bottles of this product that I purchased during their special introductory offer on their website. I'll start off with some info about me.

29 y/o

I weight train 4 times a week and incorporate HIIT twice a week. One total day off a week. I have stubborn...