Grass Fed Whey Protein Isolate
Opportuniteas Grass Fed Whey Protein Isolate is a whey isolate protein powder with 28 g of protein per about 1 scoop (30 g). It scores 75/100 on the TBPP Quality Score. We found no third-party testing certification.
Nutrition per serving
Unflavored flavor, from the label.
| Serving size | about 1 scoop (30 g) |
|---|---|
| Protein | 28 g |
| Calories | 120 |
| Carbohydrates | 0 g |
| Sugar | 0 g |
| Fat | 0 g |
| Sodium | 170 mg |
| Protein by weight | 93% |
| Leucine | 3.4 g |
| BCAAs | 7.5 g |
How it scored
75 of 100 points. How we score
| Criterion | Points | Why |
|---|---|---|
| Protein density | 30 / 30 | 93% of each scoop is protein |
| Third-party testing | 0 / 25 | No verified independent testing program |
| Label transparency | 20 / 20 | Fully disclosed formula, no amino spiking |
| Sugar | 10 / 10 | 0 g sugar per serving |
| Ingredient simplicity | 10 / 10 | Unflavored |
| Verified label data | 5 / 5 | 7 of 7 label values verified |
Formula and label
| Type | Whey Isolate |
|---|---|
| Protein sources | Whey Protein Isolate |
| Third-party testing | None found |
| Sweeteners | None listed |
| Proprietary blend | No |
| Added free amino acids | No |
| Dietary | Grass-Fed, Gluten-Free, Non-GMO, Kosher |
| Allergens | Milk |
| Made by | Opportuniteas · USA |
| Sold at | Opportuniteas (direct), Walmart |
Price
$37.99–$149.99 for 1 lb (Unflavored $39.99). About $2.53 per serving, or $2.26 per 25 g of protein.
Sizes: 1 lb, 2.5 lb, 5 lb
Flavors (4)
- Unflavored
- Chocolate
- Coffee
- Vanilla
Sources
- https://opportuniteas.com/products/grass-fed-whey-protein-isolate
- https://opportuniteas.com/products.json
- https://cdn.shopify.com/s/files/1/1165/0498/files/WheyIsolate2026_01.png
- https://cdn.shopify.com/s/files/1/1165/0498/files/WheyIsolate2026_03.png
- https://www.walmart.com/ip/Opportuniteas-Grass-Fed-Whey-Isolate-Protein-Powder-Unflavored-28g-Protein-1lb/733152658
Nutrition from the brand's 2026 Unflavored isolate gallery image with the Nutrition Facts panel (2026-10-14): 15 servings, about 1 scoop 30 g, 120 kcal, 0 g fat, 170 mg sodium, 0 g carbs, 0 g sugars, 28 g protein; ingredients whey protein isolate, sunflower lecithin. Amino profile on the same image: leucine 3.4 g, isoleucine 2.2 g, valine 1.9 g (BCAA sum 7.5 g; brand copy claims 7.9 g). Truly Grass Fed (Ireland), Kosher, gluten-free and no-gums badges from the brand image; Walmart listing (seller Tapuya Brands, $39.99) also states Irish sourcing and packaged in USA, while the older brand body text still says New Zealand. Prices on the brand store: Unflavored 1 lb $39.99 / 2.5 lb $83.99 / 5 lb $149.99; flavored 1 lb $37.99-$38.99. Flavored versions' panels were not checked. Distributor: Opportuniteas LLC, Brooklyn NY (from the concentrate label).
Good to know
Last checked 2026-10-14. 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.