CLIF BAR Sustained Energy Vegetarian Protein Bars, 12-Count

Last updated: March 1, 2023


The CLIF BAR Energy Bar has 9 grams of protein, making it great for between-meal snacking or a pre-workout boost. It's designed to keep you fuller, longer, so you may find it's the perfect bar to keep those hunger pangs at bay. It does have a whopping 21 grams of sugar, though, so it may not be the best option for diet-conscious consumers. In our taste testing, we detected notes of delicious cinnamon and we loved the soft texture.

CLIF BAR Sustained Energy Vegetarian Protein Bars, 12-Count

We looked at the top Protein Bars and dug through the reviews from some of the most popular review sites. Through this analysis, we've determined the best Protein Bar you should buy.

Product Details

Key Takeaway: A delicious taste and a soft texture make this energy bar a great snack between meals.

In our analysis of 52 expert reviews, the CLIF BAR Sustained Energy Vegetarian Protein Bars, 12-Count placed 16th when we looked at the top 17 products in the category. For the full ranking, see below.

From The Manufacturer

CLIF BAR Energy Bar is the first bar we made, and it’s still everything we’re about. Nutritious, organic ingredients. Performance nutrition. And great taste. Whether you’re on a 150-mile bike ride or exploring a new trail, this energy bar is built to sustain your adventure.

Expert Reviews


What reviewers liked

Larger bars at a lower price.Doesn't contain GMO ingredients. Made with rolled oats,chocolate and rich grains for a highly nutrition energy boost.
From my experience, the bars are very filling and keep you going.Good travel snack.
Cliff Bars have lower percentages of saturated fats and refined sugars than, say, a Mars or Double Decker, they are better for your health.
They are resistant to extremes of temperature.
- HESCA
Clif use as high a proportion of organic (70 percent) and ethically sourced ingredients as possible, they’re resistant to extremes of temperature and they’re good value too.
This treat is somehow dryish, so while eating it a sip may come in handy.
Made with wholesome non-GMO ingredients.

What reviewers didn't like

Not gluten or soy free.
Lots of sugar (23 grams per bar) taste a bit too sweet.
Excessive nutrients in particular if taking more than one bar daily.
- HESCA
A bit slow to chew.
As this bar has no good smell, no good tast.
Not as much protein as aforementioned bars.
View our Protein Bar buying guide for in-depth advice and recommendations.

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