Are Clif Bars Healthy? We Scored All 28 Flavors

What the data shows across all 28 Clif flavors

Clif Bar is three very different products with the same logo. The Clif Builders Crispy line (just two flavors: Peanut Butter Chocolate and Crispy Almond Salted Caramel) earns A grades because the ingredient list leads with soy protein isolate and whey protein concentrate, followed by real nut butters and oats. These are genuinely clean bars for the category. If you are buying Clif for ingredient quality, these are the only two flavors that earn it.

The classic CLIF Bar is an energy bar, not a protein bar. Every flavor leads with organic rolled oats and organic brown rice syrup, followed by soy rice crisps and tapioca syrup. That is a lot of carbohydrate before you get to meaningful protein. At 10g average protein and 17-18g sugar, the classic bar is designed for endurance athletes who need sustained energy, not for people optimizing protein per calorie or ingredient quality. Scores land in the C to D range because multiple refined syrups appear in the top four positions.

Most standard Clif Builders bars score F, which surprises people given the brand's health-forward marketing. The reason is straightforward: after soy protein isolate in position one, these bars list cane syrup, cane sugar, and brown rice syrup in positions two, three, and four. Our system weights ingredients by list position, and three stacked refined sugars in the top quarter of the list carries a heavy penalty regardless of what follows. ZBars are kids snacks at 130 calories and 5g protein and score accordingly.

Ingredient quality grade distribution across all 28 flavors

Here is how Clif's full lineup grades out across all three product lines. The wide spread reflects how dramatically the product lines differ in ingredient approach.

2 A (Clean)  ·  0 B (Good)  ·  3 C (Okay)  ·  13 D (Poor)  ·  10 F (Avoid)

Best and worst flavors by ingredient quality

How Clif ranks on macros

The macro range across Clif's three product lines is wide. Classic CLIF Bars are high carb energy bars, Builders are higher protein, ZBars are low calorie kids bars. The averages below blend all three lines.

Classic CLIF Bars average 17g sugar and 38g net carbs, which reflects their design as endurance energy bars rather than protein or snack bars. The Builders Crispy flavors drop sugar to 5g and bring protein to 16g. If you are looking at the macro label on a standard Clif Builders bar, know that the ingredient order tells a different story than the protein number alone.

Ingredient quality patterns across the lineup

The single biggest factor separating Clif products is what ingredient comes after the protein source. The Crispy Builders put oats and nut butter there. Everything else puts syrups there.

Every single Clif product contains some form of refined syrup, whether that is cane syrup, brown rice syrup, tapioca syrup, or invert cane syrup. This is not a concern unique to one flavor or one line. The difference between an A and an F in this lineup is where in the ingredient list that syrup appears. In the Crispy Builders, it is buried after quality proteins and oats. In most Builders bars, it is ingredients two, three, and four.

All 28 Clif flavors ranked by ingredient quality

Every flavor, every grade, every key macro. Sorted from cleanest to most processed. Product line is noted inline. Tap any row to see the full ingredient list.

Bottom line on Clif Bar

Clif Bar is a brand that contains everything from A-grade bars to F-grade bars depending on which product you pick up. If you want the best of what Clif offers, the Builders Crispy Peanut Butter Chocolate and Crispy Almond Salted Caramel are genuinely strong bars that earn A grades. No artificial sweeteners, no sugar alcohols, quality protein leading the list. Those two bars compete well with the best options in our database.

Everything else requires some skepticism. Classic CLIF Bars are energy bars designed for endurance performance, and they score accordingly at C and D. They are not unhealthy for their intended purpose, but they are not a clean protein bar option. Most standard Clif Builders bars score F because refined syrups dominate the top of the ingredient list. The brand equity does not match the ingredient quality in most of the lineup. Stick to the Crispy Builders, and if you need an energy bar for a long workout, the classic CLIF Bar is fine for its intended use.