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Best Protein Powder

Opportuniteas

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.

No third-party testing foundNo sweeteners
Our score
75/100
Methodology v1.0
Protein
28g
about 1 scoop (30 g)
Sugar
0g
Per serving
Protein by weight
93%
Per serving
$2.53
$2.26 per 25 g protein

Nutrition per serving

Unflavored flavor, from the label.

Nutrition per serving
Serving sizeabout 1 scoop (30 g)
Protein28 g
Calories120
Carbohydrates0 g
Sugar0 g
Fat0 g
Sodium170 mg
Protein by weight93%
Leucine3.4 g
BCAAs7.5 g

How it scored

75 of 100 points. How we score

CriterionPointsWhy
Protein density30 / 3093% of each scoop is protein
Third-party testing0 / 25No verified independent testing program
Label transparency20 / 20Fully disclosed formula, no amino spiking
Sugar10 / 100 g sugar per serving
Ingredient simplicity10 / 10Unflavored
Verified label data5 / 57 of 7 label values verified

Formula and label

Formula and label
TypeWhey Isolate
Protein sourcesWhey Protein Isolate
Third-party testingNone found
SweetenersNone listed
Proprietary blendNo
Added free amino acidsNo
DietaryGrass-Fed, Gluten-Free, Non-GMO, Kosher
AllergensMilk
Made byOpportuniteas · USA
Sold atOpportuniteas (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

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.

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