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Is Larabar Healthy? The Heavy Metal Problem in 'Simple' Food

📅 Updated February 2026⏱️ 5 min readNEW

TL;DR

Larabars are famous for their minimal ingredients, but they come with a significant caution for heavy metals. While the ingredient list is clean (just fruit, nuts, and spices), recent 2024 testing found unsafe levels of lead in certain flavors. They are also extremely high in sugar—up to 20g per bar—which is natural but metabolically demanding.

🔑 Key Findings

1

Lead Concern: July 2024 testing found unsafe levels of lead in the Lemon flavor, and broader industry testing often flags date-based bars for heavy metals.

2

Sugar Load: Most bars contain 17–20g of sugar. While it's from dates, it still spikes blood sugar similar to candy.

3

Cleanest Labels: Most flavors have 2–6 whole ingredients and zero preservatives, gums, or fillers.

4

Sourcing Issue: They are not organic, meaning the almonds and dates may be treated with pesticides like glyphosate.

The Short Answer

Use with caution. If you judge food solely by the ingredient list, Larabars are nearly perfect—just dates, nuts, and spices. But if you look at what's actually in the food (toxins and heavy metals), the picture gets ugly.

Recent independent testing in July 2024 flagged the Lemon flavor for unsafe lead levels, and date-based bars are notoriously prone to heavy metal contamination because dates sequester lead and cadmium from the soil. Additionally, while the sugar is "natural," a single bar delivers 17–20g of sugar, which is metabolically identical to eating a few tablespoons of table sugar. They are better than a Snickers, but they are not a health food to eat every day.

Why This Matters

"Simple" doesn't mean "Clean." Larabar built an empire on the premise that fewer ingredients = healthier food. And for processed additives, that's true. You won't find gums, lecithins, or preservatives here.

However, the source of those ingredients matters. Larabars are not organic. This means the almonds and dates—which make up nearly 100% of the bar—are grown in conventional soil often treated with pesticides. Furthermore, the deep root systems of date palms and cacao plants are excellent at absorbing heavy metals like lead and cadmium from the soil. When you concentrate those fruits into a dense bar, you concentrate the metals too.

What's Actually In Larabar

The ingredient lists are refreshingly short. Most bars contain just 2–6 ingredients.

  • Dates — The glue that holds the bar together. They provide fiber and potassium but are the primary source of the massive 17–20g sugar load. Is Fruit Sugar Bad
  • Nuts (Almonds, Cashews, Walnuts, Peanuts) — Provide healthy fats and some protein. Since they are not organic, they may contain pesticide residues.
  • "Natural Flavor" — Found in fruit flavors like Lemon, Lime, and Blueberry. This is the one "processed" cheat in their otherwise whole-food lineup.
  • Chocolate Chips — Found in indulgent flavors. These contain added cane sugar, unlike the fruit-only bars. Is Dark Chocolate Healthy

What to Look For

Green Flags:

  • Short Ingredient List: You can identify everything.
  • No Preservatives: No BHT, no tocopherols, no sodium benzoate.
  • Gluten-Free & Dairy-Free: Safe for most allergy sufferers (except nut allergies).

Red Flags:

  • High Heavy Metal Risk: Specifically Lead and Cadmium in date/chocolate varieties.
  • Natural Flavors: Used in citrus/berry bars to boost taste.
  • Non-Organic: High risk of glyphosate and pesticide exposure.
  • Sugar Bomb: 18g of sugar is a lot for a snack, even if it comes from fruit.

The Best (and Worst) Options

If you eat Larabars, stick to the simplest nut-based ones and avoid the flavors flagged for toxins.

FlavorVerdictWhy
Cashew Cookie✅ AcceptableJust cashews and dates. No flavorings, no chocolate.
Apple Pie✅ AcceptableSimple list: dates, almonds, apples, walnuts, raisins, cinnamon.
Lemon Bar🚫 AvoidTested positive for unsafe lead levels in July 2024.
Chocolate Chip Flavors⚠️ CautionContains added sugar and cacao (higher heavy metal risk).
Blueberry Muffin⚠️ CautionContains "Natural Flavor" and vanilla extract.

The Bottom Line

1. Treat it like a treat. With ~20g of sugar, this is a dessert or high-intensity fuel, not a desk snack.

2. Avoid the Lemon flavor. Recent testing suggests it has higher lead contamination than others.

3. Rotate your bars. Don't eat these every day. The heavy metal accumulation from daily consumption of dates and almonds can add up.

4. Consider organic alternatives. If you want a date-nut bar, making your own with organic ingredients is the only way to significantly lower the pesticide risk.

FAQ

Are Larabars processed?

Technically, yes, but minimally. They are cold-pressed, meaning the ingredients are ground and pressed together without baking. This preserves the nutrients better than baked bars, but they are still a concentrated source of calories and sugar.

Do Larabars have added sugar?

Most do not. Flavors like Cashew Cookie and Apple Pie have 0g added sugar; all the sweetness comes from dates. However, any flavor with chocolate chips (like Peanut Butter Chocolate Chip) contains cane sugar.

Why do Larabars have a lead warning?

Date palms and cacao trees absorb heavy metals from the soil. Because Larabars are made almost entirely of these two ingredients, they are susceptible to lead and cadmium contamination. This is a common issue for many "natural" bar brands, not just Larabar, but recent tests specifically flagged Larabar's Lemon flavor.

Are Larabars good for weight loss?

Generally, no. They are calorie-dense (200+ calories) and sugar-heavy, which can spike insulin and lead to hunger crashes later. They are better suited for hikers or athletes who need quick, easily digestible energy. Granola Bar Vs Protein Bar


References (9)
  1. 1. momsacrossamerica.com
  2. 2. tamararubin.com
  3. 3. tamararubin.com
  4. 4. larabar.com
  5. 5. ewg.org
  6. 6. therealfooddietitians.com
  7. 7. larabar.com
  8. 8. larabar.com
  9. 9. nationbuilder.com

🛒 Product Recommendations

👌
Cashew Cookie

Larabar

The simplest option (just cashews and dates) with no added flavors or chocolate.

Acceptable
🚫
Lemon Bar

Larabar

Flagged in July 2024 for unsafe lead levels.

Avoid
⚠️
Peanut Butter Chocolate Chip

Larabar

Contains added cane sugar and potential heavy metals from non-organic chocolate.

Use Caution

Pure Organic Layered Fruit Bars (Strawberry Banana)

Pure Organic

A rare fruit bar that tested 'Non-Detect' for lead, cadmium, mercury, and arsenic in independent August 2024 testing. Unlike date-based bars, these purees showed no heavy metal contamination.

Recommended

88 Acres Protein Bar (Oatmeal Chocolate Chip)

88 Acres

Ranked in the 'Clean Sixteen' by the Clean Label Project for minimal contaminants. Uses pumpkin and sunflower seeds instead of dates or heavy-metal-prone protein powders.

Recommended

Zing Plant-Based Protein Bar

Zing

Consistently tests low across every major contaminant category according to BoxLife Magazine and Clean Label Project data. Provides plant protein without the high lead levels found in many organic competitors.

Recommended

Amrita Protein Bar

Amrita

One of the cleanest bars on the market for heavy metals and pesticides, earning high marks from the Clean Label Project. Hypoallergenic and free from the glyphosate residues often found in oat-based bars.

Recommended

Autumn's Gold Grain-Free Granola Bars

Autumn's Gold

A Costco favorite that tested with minimal contaminants in independent screenings. Being grain-free and largely seed-based helps it avoid both glyphosate and soil-based heavy metals.

Recommended

RXBAR Kids (Chocolate Chip)

RXBAR

Cited as 'surprisingly clean' by safety advocates compared to adult versions. The simpler ingredient profile for the kids' line appears to lower the aggregate heavy metal load.

Recommended
👌

GoMacro MacroBar (Prolonged Power)

GoMacro

Listed in the Clean Label Project's 'Clean Sixteen' for low industrial contaminants. However, it is high in brown rice syrup (sugar), so it should be treated as an energy source rather than a low-sugar snack.

Acceptable

NuGo Organic Slim Bar

NuGo

One of the few organic bars that scored well in heavy metal testing, defying the trend where organic bars often have higher lead levels due to soil composition.

Recommended
👌

Bearded Brothers Food Bar

Bearded Brothers

Raw and organic bars that tested below safety limits for lead and cadmium in independent screenings. A cleaner date-based alternative to Larabar, though still high in fruit sugar.

Acceptable

Bobo's Oat Bites (Chocolate Chip)

Bobo's

Identified as one of the 'cleanest' snack options by the Clean Label Project. While oat-based products often risk glyphosate, this specific product line tested safe.

Recommended

Orgain Kids O-Bar

Orgain

Outperformed most conventional and organic bars in testing, showing low levels of glyphosate and heavy metals. A safer lunchbox alternative to standard cereal bars.

Recommended
👌

Kind Breakfast Protein Bar (Almond Butter)

KIND

Appears on the 'Clean Sixteen' list for low contaminants. Contains more processed ingredients than Larabar but avoids the heavy metal pitfalls of dense date/cacao bars.

Acceptable
👌

RXBAR (Coconut Chocolate)

RXBAR

Specific testing listed this flavor as one of the safer options for heavy metals. Note that other flavors (like Vanilla Almond) have been flagged for lead, so flavor selection matters.

Acceptable
🚫

Skout Organic Kids Snack Bar (Chocolate Peanut Butter)

Skout Organic

October 2024 independent testing found concerning levels of Arsenic, Cadmium, and Lead. The company admits to Proposition 65 warnings but attributes it to 'naturally occurring' sources.

Avoid
🚫

That's It Mini Fruit Bars (Apple + Mango)

That's It

Flagged in a November 2024 report for Arsenic levels considered unsafe for children. The 'Apple + Strawberry' flavor also tested positive for Cadmium.

Avoid
⚠️

Aloha Protein Bar (Chocolate Chip Cookie Dough)

Aloha

Clean Label Project testing found this specific organic bar exceeded California Prop 65 limits for lead. Plant-based organic protein powders often concentrate lead from soil.

Use Caution
⚠️

Perfect Bar (Chocolate Covered Peanut Butter)

Perfect Bar

October 2024 testing found Lead, Cadmium, and Arsenic. The chocolate coating appears to add lead contamination, as the plain peanut butter version tested non-detect for lead (though still had cadmium).

Use Caution
🚫

Clif Builder's Protein (Chocolate Peanut Butter)

Clif Bar

Consistently flagged in heavy metal studies; Clean Label Project found it exceeded safety limits for lead. Highly processed with multiple sources of potential contamination.

Avoid
⚠️

Larabar (Blueberry Muffin)

Larabar

In addition to the Lemon flavor, this variety was flagged by the Clean Label Project for exceeding Prop 65 lead limits. The 'Natural Flavor' used here is also a processed additive.

Use Caution
🚫

Unreal Dark Chocolate Coconut Bars

Unreal

August 2024 testing revealed unsafe levels of both Lead and Cadmium. Despite being a 'cleaner' candy alternative, the dark chocolate source carries significant heavy metal risk.

Avoid
⚠️

Kodiak Cakes Granola Bars (Blueberry Oat)

Kodiak Cakes

Tested over Proposition 65 limits for lead in Clean Label Project screenings. While popular for protein, the ingredient sourcing appears vulnerable to soil contamination.

Use Caution
🚫

Trader Joe's Dark Chocolate Lover's Bar

Trader Joe's

Consumer Reports (2023) identified this bar as having some of the highest levels of Lead and Cadmium among all chocolates tested. A 'healthy' treat that delivers a toxic load.

Avoid
⚠️

Nature Valley Fruit & Nut Trail Mix Granola Bar

Nature Valley

Unlike their simpler oat bars, this fruit/nut version was found to exceed safety limits for lead. The combination of non-organic raisins and nuts likely contributes to the issue.

Use Caution
⚠️

Lily's Extra Dark Chocolate (70% Cocoa)

Lily's

Flagged by Consumer Reports for high lead and cadmium. Often recommended for low-sugar diets, but the cacao density makes it a heavy metal risk.

Use Caution
⚠️

Green & Black's Organic Dark Chocolate (70%)

Green & Black's

Another example where 'Organic' does not mean metal-free. Tested high for both lead and cadmium, as organic soil regulations do not limit heavy metal uptake by cacao roots.

Use Caution

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