All 36 listings, cheapest per bar first
| Item | Size | Price | Per bar | ||
|---|---|---|---|---|---|
| KIND Breakfast Protein Bars, Peanut Butter Banana Dark Chocolate, Healthy Snacks, Gluten Free, 8g Protein, 6 Count 6 bars | 6 bars | $5.29 | $0.88 | Amazon → | |
 | (2 PACK) RXBAR, Chocolate Sea Salt Gluten-Free Protein Bars, 5 Count EACH 10 bars | 10 bars | $10.19 | $1.02 | eBay → |
 | RXBAR Strawberry Protein Bars Gluten-Free Ready-to-Eat 10 Count New.. 10 bars | 10 bars | $10.39 | $1.04 | eBay → |
 | Special K Protein Bars Strawberry - 19oz/12ct-2pack 24 bars | 24 bars | $25.58 | $1.07 | eBay → |
 | CLIF Builders-Chocolate Peanut Butter Flavor-Protein Bars-Gluten-Free 12 Count 12 bars | 12 bars | $12.99 | $1.08 | eBay → |
 | Ghost Chocolate Caramel Protein Bar 32ct 3/27 32 bars | 32 bars | $34.99 | $1.09 | eBay → |
 | (2 PACK) RXBAR, Chocolate Sea Salt Gluten-Free Protein Bars, 5 Count EACH 10 bars | 10 bars | $10.99 | $1.10 | eBay → |
 | Quest Built Gatorade High Protein Bar 20g for Fitness Lot of 77 77 bars | 77 bars | $84.99 | $1.10 | eBay → |
 | ONE Protein Bars - Birthday Cake - Lot of 72 - Free Shipping 72 bars | 72 bars | $79.99 | $1.11 | eBay → |
 | RXBAR Protein Bars Gluten-Free, Blueberry, 10 Count 10 bars | 10 bars | $11.89 | $1.19 | eBay → |
 | ALOHA Organic Chocolate Chip Cookie Dough, Protein Bars - 15 Pack 15 bars | 15 bars | $18.50 | $1.23 | eBay → |
 | Pure Protein Bars Lemon Cake Gluten Free 20g Protein 2 Packs 4 Count 8 bars | 8 bars | $9.99 | $1.25 | eBay → |
 | Pure Protein Chocolate Deluxe Protein Bars, 21g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $14.99 | $1.25 | eBay → |
 | ONE Protein Bars - Birthday Cake - Lot of 24 24 bars | 24 bars | $29.99 | $1.25 | eBay → |
 | CLIF BUILDERS Protein Bars Chocolate Mint Gluten Free (2.4oz, 12 Ct) 12 bars | 12 bars | $15.00 | $1.25 | eBay → |
 | CLIF Builders-Chocolate Peanut Butter Flavor-Protein Bars-Gluten-Free 12 Count 12 bars | 12 bars | $15.00 | $1.25 | eBay → |
| Pure Protein Birthday Cake Protein Bars, 20g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $15.74 | $1.31 | Amazon → | |
 | Pure Protein Pure Protein Bars Non-GMO, High Protein, Lemon Cake, 12 Count 12 bars | 12 bars | $15.89 | $1.32 | eBay → |
 | Pure Protein Chocolate Peanut Butter Protein Bars, 20g Protein, 12 Ct Fresh Supp 12 bars | 12 bars | $15.99 | $1.33 | eBay → |
 | (3 pack) RXBAR Protein Bars Gluten-Free, Vanilla Almond, 15 Count Total 15 bars | 15 bars | $20.00 | $1.33 | eBay → |
 | GHOST PROTEIN BAR, CHOCOLATE CARAMEL Flavor, 20G Protein, 2G Sugar, 4 Ct, 9.2 oz 4 bars | 4 bars | $5.65 | $1.41 | eBay → |
 | Pure Protein Pure Protein Bars Non-GMO, High Protein, Zig Zag Cake, 12 Count 12 bars | 12 bars | $17.50 | $1.46 | eBay → |
 | GHOST PROTEIN BAR, CHOCOLATE CARAMEL Flavor, 20G Protein, 2G Sugar, 4 Ct, 9.2 Oz 4 bars | 4 bars | $5.85 | $1.46 | eBay → |
| CLIF BUILDERS Protein Bars, OREO-Flavored, 20g Protein, 12ct 12 bars | 12 bars | $17.96 | $1.50 | Amazon → | |
 | Pure Protein Pure Protein Bars Non-GMO, High Protein, Lemon Cake, 12 Count 12 bars | 12 bars | $18.00 | $1.50 | eBay → |
 | (3 Pack) Pure Protein Bars Chocolate Peanut Caramel 20g Protein 4ct 12 bars | 12 bars | $18.00 | $1.50 | eBay → |
 | GHOST PROTEIN BAR, CHOCOLATE PEANUT BUTTER Flavor, 20G Protein, 2G Sugar, 4 Ct, 4 bars | 4 bars | $6.00 | $1.50 | eBay → |
 | (2 PK) BUILT Puff Protein Bar, Cookie Dough Chunk, 15g Protein,160 Calories, 4CT 8 bars | 8 bars | $12.49 | $1.56 | eBay → |
| Pure Protein Chocolate Deluxe Protein Bars, 21g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $18.98 | $1.58 | Amazon → | |
| Pure Protein Chocolate Salted Caramel Protein Bars, 20g Protein, 12 Ct 12 bars | 12 bars | $18.98 | $1.58 | Amazon → | |
| Pure Protein Chocolate Peanut Caramel Protein Bars, 20g Protein, 12 Ct 12 bars | 12 bars | $18.99 | $1.58 | Amazon → | |
| CLIF BUILDERS Protein Bars, Chocolatey Peanut Butter, Gluten Free, 12 ct 12 bars | 12 bars | $19.98 | $1.67 | Amazon → | |
| ALOHA Organic Plant Based Protein Bar | Peanut Butter Chocolate Chip, 12 Ct 12 bars | 12 bars | $22.50 | $1.88 | Amazon → | |
| Quest Nutrition Blueberry Muffin Protein Bars, 20g Protein, 2g Sugar, 4g Net Carb, High Fiber, Gluten Free, Keto Friend… 12 bars | 12 bars | $26.36 | $2.20 | Amazon → | |
| Quest Nutrition Overload Protein Bars, Sundae Funday, 20g Protein, 1g Sugar, 4g Net Carbs, Gluten Free, 12 Count 12 bars | 12 bars | $28.49 | $2.37 | Amazon → | |
| MET-Rx Big 100 Protein Bars, Peanut Butter Pretzel, 30g Protein, 9 Ct 9 bars | 9 bars | $24.71 | $2.75 | Amazon → |
Amazon per bar, by day
typical cheapest, per bar
eBay per bar, by day
typical cheapest, per bar
Amazon as of 2026-11-05 16:29:55 UTC: Amazon's own price, else its lowest new offer, before shipping and tax (via Keepa); product prices and availability are accurate as of the date/time indicated and are subject to change. eBay: new Buy It Now listings from US sellers as of 2026-11-05 UTC, item plus shipping.
Size comes from the seller's unit count or the listing title; check the listing before buying. As an Amazon Associate and eBay Partner, Sharpest earns from qualifying purchases.
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