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Optimum Nutrition
Gold Standard 100% Whey Protein Powder
76% positive of 992 users
Trusted all-rounder, but price hikes and quality decline concern.
Soy Protein Isolate Powder
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Sentiment score60% positive
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Last updated: Jul 5, 2026
Reddit Reviews
29 of 29 reviews
purkedupI got a tub of plain nutricost soy protein from amazon a few months ago and it's lasted a long time, but I'm looking for a protein powder that doesn't come in a plastic jug or some kind of refill pack. It's just straight protein so it's easier to keep track of macros imo
Bravos_ChopperEasily the best tasting by a mile, but bad for cost effectiveness. I’ve switched to Nutricost unflavored isolate and get an amazing $/gram of protein. I can tolerate the taste too.
shooshy4I use this one too. I put a little bit of decaf instant coffee in for flavor.
Machineman0812Nutricost isolate for sure
Nutricost isolate has been great
Very good price too on amazon
Ive used a few and it mixes great, tastes great, is multiple 3rd party tested and its about as lean as any protein can be. I think there comes a point where when you check enough boxes there realy isnt an individual best
Nutricost isolate for sure. Great price per portion, super lean, mixes great and tastes great
PatrollerofthemojaveJust get the nutricost isolate on amazon.
Common_Celebration41My protein or Amazon nutricost Always plain vanilla so I can blend with banana or pb
Top Protein Powder on Reddit
2
Dymatize (BellRing Brands)
ISO100 Hydrolyzed Protein Powder
88% positive of 184 users
High-quality hydrolyzed isolate, great taste, but pricey with sucralose concerns.
3
Transparent Labs
Grass-Fed Whey Protein Isolate
96% positive of 80 users
Clean, third-party tested isolate; premium price for quality.
4
Kirkland Signature (Costco)
Whey Protein
72% positive of 452 users
Budget king; great value, but clumpy with artificial taste concerns.
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Oath Nutrition
Clear Whey Protein Powder
97% positive of 68 users
Refreshing, juice-like fruit flavors; pricey, low carb, but gentle.
Rankings by Use Case
Best for Baking
Ranked #1
PEScience - Select Protein
Culinary-focused users who incorporate protein into muffins, pancakes, and breads rather than drinking shakes.
See rankings → Best for Curbing hunger
Ranked #1
Optimum Nutrition - Gold Standard 100% Whey Protein Powder
Individuals using protein to manage appetite between meals or as a bridge to prevent overeating during weight loss.
See rankings → Best for Hardgainers
Ranked #1
Optimum Nutrition - Gold Standard 100% Whey Protein Powder
Underweight individuals or those with very high metabolisms who struggle to consume enough solid food to maintain a caloric surplus.
See rankings → Best for Heavy metal safety
Ranked #1
Optimum Nutrition - Gold Standard 100% Whey Protein Powder
Health-conscious users concerned about the long-term cumulative effects of heavy metal exposure in supplements.
See rankings → Best for Natural taste & texture
Ranked #1
Oath Nutrition - Clear Whey Protein Powder
Individuals who find traditional protein textures 'gag-inducing.'
See rankings → Best for Sensitive stomachs
Ranked #1
Equip - Prime Protein
Users who experience bloating, gas, or stomach pain from standard dairy-based or highly processed protein supplements.
See rankings → 
