Pro Performance Weight Gainer
GNC Pro Performance Pro Performance Weight Gainer is a mass gainer protein powder with 50 g of protein per About 4 scoops (185.4 g). It scores 65/100 on the TBPP Quality Score. It is Informed Choice and Informed Sport.
Nutrition per serving
Double Chocolate flavor, from the label.
| Serving size | About 4 scoops (185.4 g) |
|---|---|
| Protein | 50 g |
| Calories | 700 |
| Carbohydrates | 115 g |
| Sugar | Not verified |
| Fat | 4.5 g |
| Sodium | 400 mg |
| Protein by weight | 27% |
| Leucine | Not verified |
| BCAAs | Not verified |
How it scored
65 of 100 points. How we score
| Criterion | Points | Why |
|---|---|---|
| Protein density | 6 / 30 | 27% of each scoop is protein |
| Third-party testing | 25 / 25 | Lot-tested for banned substances |
| Label transparency | 20 / 20 | Fully disclosed formula, no amino spiking |
| Sugar | 0 / 10 | Sugar not verified |
| Ingredient simplicity | 10 / 10 | Natural flavors and sweeteners |
| Verified label data | 4 / 5 | 6 of 7 label values verified |
Formula and label
| Type | Mass Gainer |
|---|---|
| Protein sources | Whey Protein Concentrate, Micellar Casein |
| Third-party testing | Informed Choice, Informed Sport |
| Sweeteners | Sucralose |
| Proprietary blend | No |
| Added free amino acids | No |
| Dietary | Gluten-Free |
| Allergens | Milk |
| Made by | GNC Pro Performance (GNC Holdings) |
| Sold at | GNC |
Price
$34.99–$39.99 for 5 servings. About $7.00 per serving, or $3.50 per 25 g of protein.
Sizes: 5 servings, 6 servings
Flavors (3)
- Double Chocolate
- Vanilla Ice Cream
- Strawberries & Cream
Sources
- https://www.gnc.com/mass-gainers/GNCProPerformanceWeightGainer.html
- https://www.gnc.com/mass-gainers/739958.html
- https://www.gnc.com/mass-gainers/739959.html
- https://www.gnc.com/mass-gainers/739960.html
- https://gnc.com/informedchoice/369935.html?productId=101694316
- https://choice.wetestyoutrust.com/supplement-search/gnc/pro-performance-weight-gainer
GNC.com direct fetches were bot-redirected; nutrition from GNC.com Double Chocolate 5-serving label (185.4 g, 700 kcal, 50 g protein, 4.5 g fat, 115 g carbs, 400 mg sodium) as reproduced in search-result snippets; sugar not confirmed for this label version so null. Ingredients: maltodextrin, whey protein concentrate, micellar casein, cocoa (alkali), polydextrose, natural flavor, sunflower lecithin, salt, sucralose, gums. Gluten-free per GNC. Certifier page: batches tested before 26-Mar-2025 Informed Choice, later batches Informed Sport. Prices from GNC listings ($39.99 5-serving, $34.99 older 6-serving); may be stale.
Good to know
Last checked 2026-10-13. Labels change, so check the package before buying if you have allergies. If you are pregnant, nursing or buying for a child, ask your doctor before adding a supplement.