💥 Bulk smarter, not harder — clinically proven gains in every scoop!
GNC AMP Mass XXX is a scientifically formulated weight gainer delivering 780 calories and 50g of protein per serving, enhanced with MyoTOR, creatine, and betaine to boost muscle strength and endurance. Clinically tested for efficacy and purity, it supports faster mass and strength gains with a crave-worthy cookies & cream flavor, perfect for professionals serious about leveling up their fitness game.
| ASIN | B08XY8GNYK |
| Best Sellers Rank | #31,649 in Health & Household ( See Top 100 in Health & Household ) #22 in Sports Nutrition Weight Gainers |
| Customer Reviews | 4.6 4.6 out of 5 stars (542) |
| Date First Available | April 22, 2021 |
| Item model number | 123407 |
| Manufacturer | GNC |
| Product Dimensions | 1 x 8 x 10.42 inches; 6.79 Pounds |
M**T
Great supplement
This is a great way for me to start my day. Extra protein and carbs to kick off a fulfilled day of work. Taste good and goes down well with milk and helps me keep on weight
E**N
Cheaper than the store
Works really well
T**I
It was very faster
Good protein
A**C
M da seguridad ala hora de tomarla xq además d ayudarme cn mi fuerza m a ayudado a ganar masa muscular y no m estriñe cm otras marcas
D**O
Es muy buena cada vez que la tomo me deja muy satisfecha. Le pongo 4 estrellas porque para mi si está un poco dulce.
T**M
Great Protein
I love how effective this protein is. Wether it be a replacement for food in the morning or after a Workout, this protein fills me up and taste amazing. Great way to get large amounts of protein and calories in a quick easy way. The cookies and cream taste the best In my opinion but the chocolate is fine. Once I started taking this protein i started seeing progress pretty quick, definitely a game changer.
L**T
Awesome
Mass xxx is a good formula with lots of good things to offer different people I would recommend
D**O
Si esto es bueno
Trustpilot
1 month ago
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