# Protein bars: cheapest per bar Amazon **$0.88 /bar** typical $1.58 · 11 listings [Buy on Amazon: $5.29 for 6 bars →](https://www.amazon.com/dp/B0BCH583WK?tag=sharpestai-20) list $6.59, −20% · 10% Subscribe & Save coupon as of 2026-11-05 16:29:55 UTC eBay **$1.02 /bar** typical $1.25 · 25 new listings [Buy on eBay: $10.19 for 10 bars →](https://sharpest.ai/go/unit/protein-bars/v1%7C198598772881%7C0) as of 2026-11-05 UTC Amazon prices are before shipping (free on most items with Prime); eBay prices include shipping. We earn a commission when you buy through these links, at no cost to you. ## All 36 listings, cheapest per bar first Amazon (11) eBay (25) | | 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 →](https://www.amazon.com/dp/B0BCH583WK?tag=sharpestai-20) | | | (2 PACK) RXBAR, Chocolate Sea Salt Gluten-Free Protein Bars, 5 Count EACH 10 bars | 10 bars | $10.19 | $1.02 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C198598772881%7C0) | | | RXBAR Strawberry Protein Bars Gluten-Free Ready-to-Eat 10 Count New.. 10 bars | 10 bars | $10.39 | $1.04 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C198598758250%7C0) | | | Special K Protein Bars Strawberry - 19oz/12ct-2pack 24 bars | 24 bars | $25.58 | $1.07 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C366770815570%7C0) | | | CLIF Builders-Chocolate Peanut Butter Flavor-Protein Bars-Gluten-Free 12 Count 12 bars | 12 bars | $12.99 | $1.08 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C318577122648%7C0) | | | Ghost Chocolate Caramel Protein Bar 32ct 3/27 32 bars | 32 bars | $34.99 | $1.09 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C147641232483%7C0) | | | (2 PACK) RXBAR, Chocolate Sea Salt Gluten-Free Protein Bars, 5 Count EACH 10 bars | 10 bars | $10.99 | $1.10 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C168651418231%7C0) | | | Quest Built Gatorade High Protein Bar 20g for Fitness Lot of 77 77 bars | 77 bars | $84.99 | $1.10 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C840093925126%7C0) | | | ONE Protein Bars - Birthday Cake - Lot of 72 - Free Shipping 72 bars | 72 bars | $79.99 | $1.11 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C860081853488%7C0) | | | RXBAR Protein Bars Gluten-Free, Blueberry, 10 Count 10 bars | 10 bars | $11.89 | $1.19 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C397994820337%7C0) | | | ALOHA Organic Chocolate Chip Cookie Dough, Protein Bars - 15 Pack 15 bars | 15 bars | $18.50 | $1.23 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C356213541725%7C0) | | | Pure Protein Bars Lemon Cake Gluten Free 20g Protein 2 Packs 4 Count 8 bars | 8 bars | $9.99 | $1.25 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C377520099524%7C0) | | | Pure Protein Chocolate Deluxe Protein Bars, 21g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $14.99 | $1.25 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C407244316659%7C0) | | | ONE Protein Bars - Birthday Cake - Lot of 24 24 bars | 24 bars | $29.99 | $1.25 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C860081852406%7C0) | | | CLIF BUILDERS Protein Bars Chocolate Mint Gluten Free (2.4oz, 12 Ct) 12 bars | 12 bars | $15.00 | $1.25 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C388126185736%7C0) | | | CLIF Builders-Chocolate Peanut Butter Flavor-Protein Bars-Gluten-Free 12 Count 12 bars | 12 bars | $15.00 | $1.25 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C388126193039%7C0) | | | Pure Protein Birthday Cake Protein Bars, 20g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $15.74 | $1.31 | [Amazon →](https://www.amazon.com/dp/B07RW28RPF?tag=sharpestai-20) | | | Pure Protein Pure Protein Bars Non-GMO, High Protein, Lemon Cake, 12 Count 12 bars | 12 bars | $15.89 | $1.32 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C206412462107%7C0) | | | Pure Protein Chocolate Peanut Butter Protein Bars, 20g Protein, 12 Ct Fresh Supp 12 bars | 12 bars | $15.99 | $1.33 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C307115587159%7C0) | | | (3 pack) RXBAR Protein Bars Gluten-Free, Vanilla Almond, 15 Count Total 15 bars | 15 bars | $20.00 | $1.33 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C326564895273%7C0) | | | GHOST PROTEIN BAR, CHOCOLATE CARAMEL Flavor, 20G Protein, 2G Sugar, 4 Ct, 9.2 oz 4 bars | 4 bars | $5.65 | $1.41 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C206533465084%7C0) | | | Pure Protein Pure Protein Bars Non-GMO, High Protein, Zig Zag Cake, 12 Count 12 bars | 12 bars | $17.50 | $1.46 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C389546469819%7C0) | | | GHOST PROTEIN BAR, CHOCOLATE CARAMEL Flavor, 20G Protein, 2G Sugar, 4 Ct, 9.2 Oz 4 bars | 4 bars | $5.85 | $1.46 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C820123927041%7C0) | | | CLIF BUILDERS Protein Bars, OREO-Flavored, 20g Protein, 12ct 12 bars | 12 bars | $17.96 | $1.50 | [Amazon →](https://www.amazon.com/dp/B0DZXJ7LJG?tag=sharpestai-20) | | | Pure Protein Pure Protein Bars Non-GMO, High Protein, Lemon Cake, 12 Count 12 bars | 12 bars | $18.00 | $1.50 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C117037814427%7C0) | | | (3 Pack) Pure Protein Bars Chocolate Peanut Caramel 20g Protein 4ct 12 bars | 12 bars | $18.00 | $1.50 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C287394723796%7C0) | | | GHOST PROTEIN BAR, CHOCOLATE PEANUT BUTTER Flavor, 20G Protein, 2G Sugar, 4 Ct, 4 bars | 4 bars | $6.00 | $1.50 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C407283434287%7C0) | | | (2 PK) BUILT Puff Protein Bar, Cookie Dough Chunk, 15g Protein,160 Calories, 4CT 8 bars | 8 bars | $12.49 | $1.56 | [eBay →](https://sharpest.ai/go/unit/protein-bars/v1%7C840010950437%7C0) | | | Pure Protein Chocolate Deluxe Protein Bars, 21g Protein, Gluten Free, 12 Ct 12 bars | 12 bars | $18.98 | $1.58 | [Amazon →](https://www.amazon.com/dp/B00MNXGSAI?tag=sharpestai-20) | | | Pure Protein Chocolate Salted Caramel Protein Bars, 20g Protein, 12 Ct 12 bars | 12 bars | $18.98 | $1.58 | [Amazon →](https://www.amazon.com/dp/B07G3D6D22?tag=sharpestai-20) | | | Pure Protein Chocolate Peanut Caramel Protein Bars, 20g Protein, 12 Ct 12 bars | 12 bars | $18.99 | $1.58 | [Amazon →](https://www.amazon.com/dp/B07G3XBPPH?tag=sharpestai-20) | | | CLIF BUILDERS Protein Bars, Chocolatey Peanut Butter, Gluten Free, 12 ct 12 bars | 12 bars | $19.98 | $1.67 | [Amazon →](https://www.amazon.com/dp/B09QHBBGJT?tag=sharpestai-20) | | | ALOHA Organic Plant Based Protein Bar \| Peanut Butter Chocolate Chip, 12 Ct 12 bars | 12 bars | $22.50 | $1.88 | [Amazon →](https://www.amazon.com/dp/B0178ENI4K?tag=sharpestai-20) | | | 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 →](https://www.amazon.com/dp/B01LPCLEWY?tag=sharpestai-20) | | | 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 →](https://www.amazon.com/dp/B0DS6LKM6G?tag=sharpestai-20) | | | MET-Rx Big 100 Protein Bars, Peanut Butter Pretzel, 30g Protein, 9 Ct 9 bars | 9 bars | $24.71 | $2.75 | [Amazon →](https://www.amazon.com/dp/B00VRALNVW?tag=sharpestai-20) | ## 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. ## Alert me when protein bars hit my price per bar We check Amazon and eBay several times a day and email you when any listing is at or under your price. One email per new low, unsubscribe in one click. By continuing you agree to our [Terms](https://sharpest.ai/terms) and [Privacy Policy](https://sharpest.ai/privacy). ## More pantry [Canned tuna $0.18/oz](https://sharpest.ai/per-unit/canned-tuna)[Pure vanilla extract $0.63/fl oz](https://sharpest.ai/per-unit/pure-vanilla-extract)[Elbow macaroni $0.073/oz](https://sharpest.ai/per-unit/elbow-macaroni)[Flaky sea salt $0.50/oz](https://sharpest.ai/per-unit/flaky-sea-salt)[Whey protein powder $0.75/oz](https://sharpest.ai/per-unit/whey-protein-powder)[Basmati rice $0.083/oz](https://sharpest.ai/per-unit/basmati-rice)[Refried beans $0.052/oz](https://sharpest.ai/per-unit/refried-beans)[Arborio rice $0.17/oz](https://sharpest.ai/per-unit/arborio-rice)[Rolled oats $0.14/oz](https://sharpest.ai/per-unit/rolled-oats)[Sushi rice $0.10/oz](https://sharpest.ai/per-unit/sushi-rice)[Canned salmon $0.30/oz](https://sharpest.ai/per-unit/canned-salmon)[Fine sea salt $0.15/oz](https://sharpest.ai/per-unit/fine-sea-salt) --- As of 2026-11-05. 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