Finding the ideal protein bar can be challenging—this is especially true for people working labor jobs that demand substantial energy and protein for performance and recovery. Brands like RXBAR and Clif Bar offer a range of high-quality products to cater to various needs while delivering on the taste. Whether you’re on the hunt for a budget-friendly option, a low-sugar bar, or one that meets specific dietary needs, there’s a protein bar tailored just for you.

UTHH’s top protein bar overall: RXBAR

What we love	Things to consider
– Simple and natural ingredients – Gluten and dairy-free – Balanced nutritional content	– Only 12 grams of protein per bar – Contains sodium – The chewy texture from dates and nuts may not appeal to everyone

RXBARs are celebrated for their transparency and simplicity, listing the core ingredients on the front of the packaging. The star ingredients include egg whites for protein, dates for binding and sweetness, and nuts for texture and healthy fats. This combination provides a well-rounded nutritional profile, delivering 200-220 calories per bar, 12 grams of protein, 8-10 grams of fat, and around 22-25 grams of carbohydrates. 

They also come at a reasonable price, making them the perfect all-around bar that packs both energy and protein. They’re great for a quick breakfast before work or a lunch box stuffer.

Pro tip: If you have a Costco membership, grab a couple of boxes while you’re there to stock up and save! 

 Features/highlights

• Type: Whole food protein bar
• Flavors: Chocolate Sea Salt, Peanut Butter, Blueberry, Coconut Chocolate, among others
• Serving size: 1 bar
• Protein per serving: 12g
• Calories per serving: 200-220
• Fat per serving: 8-10g
• Carbohydrates per serving: 22-25g
• Price: Approximately $20.99 USD per box of 12 bars

Top budget-friendly protein bar: Kirkland Signature Protein Bars

What we love	Things to consider
– Affordable – 21 grams of protein – Can be bought in bulk up to 20 bars	– Primarily available at Costco, which may require a membership for purchase – Some may find the texture a bit dense or chewy compared to other premium brands – Limited flavors

The Kirkland Signature Protein Bars from Costco are popular for those seeking a budget-friendly, high-protein snack. These bars offer a balanced mix of taste, nutrition, and affordability, making them a go-to option for budget-conscious consumers. 

The boxes contain 20 bars, each packed with 21 grams of protein. These bars provide a convenient and satisfying snack that supports muscle recovery and overall nutrition. They’re perfect for adding to your lunch box without breaking the bank.

Features/highlights

• Protein type: Whey protein isolate
• Flavors: Chocolate chip cookie dough, chocolate brownie, and more
• Serving size: 1 bar (60 grams)
• Protein per serving: 21g
• Calories per serving: 220
• Price: Approximately $24.99 USD per box of 20

Top low-calorie protein bar: Clif Bar Minis

What we love	Things to consider
– Small and tasty – Great for a quick snack or pre-workout boost – Made with all organic ingredients	– Limited protein amount compared to full-size bars – May not satisfy hunger cravings

Clif Bar Minis are the perfect snack for a quick, low-calorie option that doesn’t compromise on taste or nutrition. Each mini bar offers a balanced mix of carbohydrates, proteins, and fats, making it an ideal choice for those on the go. 

Made with organic ingredients, Clif Bar Minis come in a variety of delicious and nutritious flavors. Despite their small size, these bars provide a satisfying energy boost, perfect for a mid-day snack or a light pre-workout meal.

Features/highlights

• Protein type: Soy protein isolate
• Flavors: Chocolate chip, white chocolate macadamia nut, and more
• Net weight: 0.99 oz (28 grams) per bar
• Serving size: 1 mini bar
• Protein per serving: 4-5g
• Calories per serving: 100-110
• Price: Approximately $12.99 USD per box of 20 mini bars

Top low-sugar protein bar: No Sugar Company Keto Bars

What we love	Things to consider
– No added sugars – Keto friendly – Natural ingredients – Variety of flavors	– The low sugar content affects the sweetness – The consistency is different from traditional high-sugar bars, which may require some getting used to

No Sugar Company Keto Bars are great for those adhering to a low-sugar or ketogenic diet. These bars are crafted with high-quality, natural ingredients and are free from added sugars, making them a perfect snack for maintaining low blood sugar levels. 

Each bar comprises roughly 75% fat, 20% protein, and 5% carbohydrates. Available in various flavors, from birthday cake to cookies and cream, these bars offer a delicious, guilt-free option to satisfy your sweet tooth without compromising your dietary goals.

Features/highlights

• Protein type: Fava bean protein isolate
• Flavors: Chocolate fudge brownie, peanut butter, birthday cake, and more
• Serving size: 40 grams per bar
• Protein per serving: 9g
• Calories per serving: 160
• Price: Approximately $25.99 USD per box of 12 bars

Top gluten-free protein bar: Clif Builders Protein Bars

What we love	Things to consider
– Ideal for individuals with gluten sensitivities – Packed with 20 grams of plant-based protein – Variety of flavors	– High in calories – High in added sugars

Clif Builders Protein Bars are a top choice for those looking for a gluten-free protein bar. With 20 grams of protein per serving and nearly 300 calories, they are a perfect snack after a hard day at the site or as an on-the-go meal replacement. 

They come in a range of rich and indulgent flavors—chocolate, peanut butter, vanilla almond, etc.—satisfying many taste preferences while delivering on the nutrients. The gluten-free certification also ensures they are safe for those with celiac disease or gluten intolerance.

Features/highlights

• Protein type: Soy protein isolate
• Flavors: Chocolate mint, vanilla almond, cookies & cream, and more
• Serving size: 68 grams for 1 bar
• Protein per serving: 20g
• Calories per serving: 290
• Price: Approximately $18.99 USD per box of 12 bars 

Top plant-based protein bar: Iron Vegan Sprouted Protein Bar

What we love	Things to consider
– High in fiber – Protein sourced entirely from plants – Non-GMO and gluten-free	– 32 grams of carbs per bar (not ideal for low-carb diets) – High in added sugars

Iron Vegan Sprouted Protein Bars are one of our favorites for anyone looking for a nutritious, plant-based protein option. These bars are crafted using a unique blend of organic sprouted grains and seeds, providing a clean and natural source of protein. Each bar offers 16 grams of protein and 12 grams of fiber, making it a satisfying snack that supports muscle growth and digestive health. The bars are available in several delicious flavors, including Double Chocolate Brownie, Peanut Chocolate Chip, and Sweet and Salty Caramel, making this plant-based protein bar a must-try.

Features/highlights

• Protein type: Plant-based protein from sprouted grains
• Flavors: Double Chocolate Brownie, Peanut Chocolate Chip, Sweet and Salty Caramel
• Serving size: 64 grams per 1 bar
• Protein per serving: 16g
• Calories per serving: 220
• Fat per serving: 8g
• Fiber per serving: 12g
• Carbohydrates per serving: 32g
• Price: Approximately $25.99 USD per box of 12 bars

Bottom line

For construction workers, choosing the right protein bar can make a big difference in maintaining energy levels and supporting physical demands on the job. When selecting the best protein bar, consider protein content, ingredient quality, and dietary restrictions. All of these can affect your energy and productivity on the site.