Cheapest Soy Protein Powders for 2025
Find the cheapest protein at the lowest price point in the soy category. Compare products by price, protein content, and customer reviews.
🏆 Top 10 Cheapest Soy Proteins (Analyzed 23 Products)
| Product | Brand | Price | Protein/$ | Rating | Shop |
|---|---|---|---|---|---|
 HYE FOODS Vegan Soy Drink Powder BEST VALUE | HYE FOODS | $8.99 | 5.4g | 3.5 | View |
 BulkSupplements.com Soy Protein Isolate Powder | BulkSupplements | $12.97 | 5.8g | 4 | View |
 365 by Whole Foods Market Soy Protein Powder | 365 by Whole Foods Market | $14.99 | 15.0g | 4.2 | View |
 NOW Foods Sports Nutrition Soy Protein Isolate Protein Powder | NOW | $19.11 | 23.0g | 4.2 | View |
 Naturade Total Soy Weight Loss Shake | Naturade | $19.49 | 10.0g | 4.6 | View |
 NOW Sports Nutrition Soy Protein Isolate | NOW | $26.99 | 28.2g | 4.2 | View |
 Designer Wellness Soy Isolate Protein Powder with Biotin, Hyaluronic Acid and Prebiotics | Designer Wellness | $28.99 | 20.0g | 4.1 | View |
 Art of Sport Protein Powder, Protein for Athletes, Plant Based | Art of Sport | $29.99 | 10.0g | 4.2 | View |
 Earthborn Elements Soy Protein Powder | Earthborn Elements | $36.99 | 41.6g | 4.3 | View |
 Soylent Complete Nutrition Meal Replacement Protein Powder | Soylent | $36.99 | 4.2g | 4.4 | View |
Want to explore more options?
We analyzed 12 products to bring you these top 12 soy options. Use our advanced filters to explore all products and find your perfect match.
Frequently Asked Questions
What's the cheapest soy protein?
The cheapest option is HYE FOODS Vegan Soy Drink Powder at $8.99. However, HYE FOODS Vegan Soy Drink Powder offers better value at 5.4g protein per dollar.
How much should I expect to pay?
Soy protein powders range from $8.99 to $47.99, with an average price of $27. Quality products typically fall between $22-$32.
Which brands make soy protein?
Top brands include NOW, HYE FOODS, BulkSupplements and 7 others. We track 10 different brands offering quality soy products.
How do I choose the best value?
Focus on protein per dollar (aim for 14.2g/$ or higher), check ratings and reviews, and consider your dietary needs. Our #1 pick HYE FOODS Vegan Soy Drink Powder offers excellent value at 5.4g per dollar.
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