Boka Nano-Hydroxyapatite Toothpaste (in Ela Mint flavor) Tests Positive for Lead, Arsenic, & Mercury: 2025 Lab Report Here

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A Quick Note from Tamara Rubin:

While I have some ideas regarding which toothpastes are likely safest (from a toxicant perspective), based on reviewing ingredient-focused research online, we have not yet found a safe toothpaste through the Lead Safe Mama, LLC laboratory testing initiative. We have more toothpastes and powders at the lab right now (just awaiting results), so please do stand by and check back for those results to publish. This is the “Toothpaste” category link, which will take you to an expanding list of articles with laboratory reports for recently tested products in the coming weeks.

In any case — given the fact that this Boka toothpaste tested positive for concerning levels of Mercury, Lead and Arsenic — using “No toothpaste” is better than using this toothpaste. Brushing without toothpaste can be just as effective as using toothpaste as long as brushing and flossing habits are good and thorough (ask your dentist for tips)! For my own children, we did not use toothpaste at all until they were in their pre-teen years, and even now we only use toothpaste very sparingly (a tube can last me a couple of years).

  • Whatever you choose to do (toothpaste or no toothpaste), if you have been using any BOKA toothpaste products I recommend you STOP using this brand entirely (including any other toothpaste flavors from this brand, not just the mint flavor), until we can do further testing of different types and flavors they offer to determine if any are safe (where “safe” = free of heavy metals).
  • Said another way, while BOKA may offer different toothpaste flavors — absent additional independent testing — if the different Boka products have similar ingredient profiles, I would expect their range of products to test similarly regardless of the flavor variations (see graphic below comparing their mint flavor to their orange flavor, demonstrating how the ingredient profiles of these two products are very similar).
  • Given this one bad test result set (for the Boka Ela Mint product), it is reasonable to proactively assume that everything from the brand may test poorly — at least assuming this until we can demonstrate otherwise (through truly independent, third-party, community-funded testing!)

MOST IMPORTANT: ANY amount of MERCURY in a toothpaste (or any other product that may be ingested accidentally or intentionally) is too much Mercury (that sentiment applies to Lead and Arsenic, too, but especially Mercury)! Scroll down for the full original lab report for this product.


The full lab report for this product is at the bottom of this article.

As far as safer choices for foods and supplements go, we have a few lists on our food and supplement testing landing page (linked here) that you may find helpful in making safer choices for your family. We even have one dedicated to safer snack choices here. You may also find this link helpful, as it takes you to our most recently updated safer choices list of 49 lab-tested safer foods and supplements!

Please check out our open/ not-yet-funded campaigns on GoFundMe if you would like to support some of our additional independent, crowd-funded, third-party laboratory testing. Thank you!


For those new to the Lead Safe Mama website:

Tamara Rubin is a multiple-federal-award-winning independent advocate for childhood Lead poisoning prevention and consumer goods safety, and a documentary filmmaker. She is also a mother of Lead-poisoned children (two of her four sons were acutely Lead-poisoned in 2005).


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Advertising and affiliate income help Lead Safe Mama, LLC cover the costs of the work we do here (independent consumer goods testing and childhood Lead poisoning prevention advocacy). We have removed ads from most of our more widely-read articles (and newly published articles, too — like this one!) to make them easier for you to read. In addition to supporting this work by starting any shopping you might be doing with a click on our affiliate links, if you would like to support the independent consumer goods testing and childhood Lead poisoning prevention advocacy work of Lead Safe Mama, LLC by making a contribution (which will also help us keep our more widely-read articles ad-free), click here. Thank you!


Important Background: What is an Action Level?

Please note the following key points:

The original lab report for this product is below (at the bottom of this page).

The graphic above shows the levels of metals detected in this product (in red) along with the low threshold of detection (in orange, above the action levels discussed/ or in green, below the action levels discussed) for each metal not detected with the laboratory testing Lead Safe Mama, LLC had completed for this product. The numbers are juxtaposed (in blue) to the “Action Level” proposed by the medical and scientific community in 2021 as part of the Baby Food Safety Act.

  • These 2021 levels were proposed as “Action Levels” because they are (in fact) protective of human health.
  • An “Action Level” is NOT the same as a “Maximum Allowable Level” or a “Recommended Daily Amount.” If a product reaches the “Action Level” for heavy metals, it has too much of the heavy metals in question.
    • Many food and supplement manufacturers misinterpret existing guidance on heavy metals to mean the stated levels are “allowable levels” or “acceptable levels” (in spite of the scientific consensus that there is no safe level of Lead exposure, for example) and consider it reasonable for products to test positive for heavy metals, but at levels that fall below any regulated maximums.
    • This is a (perhaps intentional?) misunderstanding/ misinterpretation the food and supplement industry makes — a misunderstanding manufacturers use to justify the presence of heavy metals in products.
    • As an example: A common refrain in this realm is when a supplement or food manufacturer proudly proclaims its product meets Prop 65 guidelines as it tests positive for Lead, but under the limit noted by Prop 65. This position entirely disregards the well-known scientific fact there is no safe level of Lead exposure for humans.
  • Heavy metals accumulate in the body.
    • It is the cumulative/ aggregate impact of heavy metal exposure (over a lifetime) that makes even small/ incidental/ seemingly trivial exposures particularly damaging and dangerous. You can read more about that here.
  • Once a food or supplement product has the amount of heavy metal (Lead, Cadmium, Mercury, or Arsenic) noted (above) as the “Action Level,” that product is officially considered (by the scientific and medical community) to have metals at a level that is unsafe for consumption by children — as toxicants (found at-or-above these levels) are in the range of heavy metal levels that have been demonstrated to cause lasting harm.
  • Action Levels are a better (more health-protective) metric than Prop 65 limits as they are more comprehensive and UNRELATED TO SERVING SIZE .
    • Serving sizes are set by manufacturers and in many cases do not reflect real world consumption habits and patterns (more on that below).
    • Serving size thresholds for toxicity also do not take into account realistic levels of toxicant ingestion from multiple foods and supplements over the course of a given day  or week or month (especially given the fact that many products are typically consumed in quantities far greater than a manufacturer-set serving size).
    • Serving sizes are often set to quantities that are intentionally lower than anticipated actual daily consumption of a product (see bag of potato chips example below) —  and companies specifically set these lower quantities only in order to be in compliance with Prop 65 (or other serving size-related) standards.
    • On the other hand, Action Levels are relevant for any amount of a food or supplement product that may be consumed (any quantity of the food or supplement in question).
    • Action Levels are a better (more health-protective) measure as they take into account the total heavy metals content of all products consumed throughout the day (were there to be a federally-mandated, health protective Action Level for all ingested items).
    • If the Action Level for all items is protective of children’s health, one would never need to pay any attention to how much of a product a child consumes.
    • Action Levels are a more reasonable metric in light of the fact that all federal agencies agree there is no safe level of Lead exposure (especially for children, but truly for all humans).
    • If we are evaluating Lead exposure based on serving size, we are contradicting science by asserting that a certain amount of Lead is ok (within arbitrary limits that, again, are not protective of human health).
    • PPB (parts per billion/ ppb) measurements are a percentage (albeit a very small percentage) and apply to any quantity of any food or supplement product (tested or ingested).
    • If all ingested foods and supplements were evaluated by ppb content for heavy metals across the board (using the same scale for all types of ingested products), confusion over safety limits would be eliminated.
    • By retaining a structure of serving size-based exposure, our regulatory agencies are doing a disservice to consumers, and again, (especially) as all federal agencies (and scientists and medical experts) agree there is no safe level of Lead exposure.
    • For more discussion about serving size considerations (and why relying on “serving size” to limit toxicant exposure is not a relevant metric/ not a metric protective of human health), read this article.
  • These “Action Levels” proposed in 2021 are the levels at which the scientific and medical community believe the manufacturer (or government) needs to take ACTION to fix the problem.
    • One “Action” would be for the manufacturer to take steps to reduce the levels of toxicants in the food or supplement product.
    • Another “Action” would be for the manufacturer to cease sales of the product until the product could be made safe.
    • Another “Action” would be for the manufacturer to inform the public that a specific food or supplement product has an unsafe level of the metal detected at-or-above the “Action Level” — making a highly-visible public announcement regarding which relevant batches of the product should be recalled/ no longer consumed.
  • The Action Levels proposed with the Baby Food Safety Act of 2021 were not arbitrary toxicant levels, but were proposed because they are the levels most protective of human health. However, the Baby Food Safety Act of 2021 was not passed into law.
  • Regardless of the fact the Baby Food Safety Act of 2021 never passed into law — and it is therefore legal to have foods and supplements marketed for consumption by children test positive for Lead, Cadmium, Mercury, and Arsenic at-or-above these levels — these Action Levels still reflect the current (modern/ relevant) advice of the medical and scientific communities as levels both achievable by the industry and safeguards of infant and toddler health.
  • Food and supplement industry lobbyists fought against formalizing these proposed “Action Levels” as a government standard, alleging the levels were unachievable.
  • The list of safer choices (below) clearly demonstrate these Action Levels as achievable across a range of food and supplement types (vitamins, salt, flour, coffee, oatmeal, chia seeds, hemp seeds, soy milk, packaged fruit-based snacks, beverages, and more).
  • The legitimacy of these levels as “Action Levels”/ “Levels of Concern” (even though they were not adopted as law) is mirrored by the legitimacy of the American Academy of Pediatrics’ level of concern for Lead in water, which is 1 ppb despite the FDA’s official “level of concern” for Lead in water being 15 ppb (you can read more about that here).

“Simply Not Achievable”

To reiterate: While the packaged, processed food industry would have consumers (and the government) believe the standards proposed in 2021 are unachievable, this industry position (an oft-rearticulated response to nearly every set of laboratory test results for food and supplements that we have published to date) is simply not true.

It is possible to make safer processed, packaged food products and supplements that fall well below the safety limits for toxicants proposed within the Baby Food Safety Act of 2021. To wit, the products listed below (the first section of the list below) tested “non-detect” for Lead, Cadmium, Mercury, and Arsenic — several even tested non-detect for Lead with the low threshold of detection being “less than 1.5 ppb.”


Below is an EXPANDING list of products (foods and supplements) that have tested “non-detect” for Lead, Mercury, Cadmium, and Arsenic with independent, third-party, crowd-funded laboratory testing coordinated by Lead Safe Mama, LLC (an Oregon-based small business with a unique community-collaborative business model and a focus on consumer goods safety and childhood Lead poisoning prevention).

The limits of detection for each of the metals tested are noted in the lab report for the specific product listed. To see the full lab report for any of these products, type the brand name into the search bar at the top of any page on Lead Safe Mama dot com (and scroll down to the bottom of the related article).

Flavors tested are noted, and other flavors of the same product (or other products from the same brand) have either not been tested or have been tested but did not yield similar results. Test results only apply to the specific products linked below.


LIST UPDATED January 26, 2025 — 49 Products!:

  1. Baby Food — 1 — Little Spoon Kale, Carrot + Pear BabyBlends
  2. Baby Food — 2 —Little Spoon Butternut Squash + Blueberry BabyBlends
  3. Baby Food — 3 — Little Spoon Sweet Potato BabyBlends
  4. Baby Food — 4 — Little Spoon Sweet Potato + Carrot BabyBlends
  5. Baby Food — 5 — Little Spoon Banana + Pitaya BabyBlends
  6. Beverage — 1 — Honest Kids Organic Appley Ever After Apple Juice Drink: https://amzn.to/4fjGhov
  7. Beverage — 2 —  Olipop Grape Tonic: https://amzn.to/4cjFYZu
  8. Breakfast Item — 1 — Nature’s Path Envirokidz Organic Panda Puffs: https://amzn.to/4fo1crf
  9. Breakfast Item — 2 — One Degree Organic, Gluten-Free, Sprouted Rolled Oats (Canada): https://amzn.to/3WIQ1BN
  10. Candy — Lindt White Chocolate Bar (Made in USA, New Hampshire): https://amzn.to/3OXkyIm
  11. Candy — Cavendish & Harvey Wild Berry Drops, not organic (Germany): https://amzn.to/3Z1Jxjr
  12. Coffee & Tea — 1 — Chameleon Handcrafted Organic Cold Brew Concentrate: https://amzn.to/3OcrH77
  13. Coffee & Tea — 2 — Tao of Tea Organic Genmaicha (Tamara’s favorite, from Japan, sold by a Portland, Oregon-based company!): https://amzn.to/3Dp8Fsd
  14. Coffee & Tea — 3 — Califia Farms Almond Latte Cold Brew (XX Espresso): https://amzn.to/4gTTGoJ
  15. Coffee & Tea — 4 — Death Wish Organic Espresso Roast Ground Coffee (Multi-country origin, non-USA): https://amzn.to/3yo1eiL  
  16. Coffee Creamer — Plant-Based  — 1 Laird Superfood Coconut Creamer: https://amzn.to/4fItA7A
  17. Coffee Creamer — Dairy — 2  Organic Valley Grassmilk Half and Half: https://amzn.to/4fHJIWT
  18. Dairy, Cheese – Babybel Mini Original Snack Cheese: https://amzn.to/3ZY5noO
  19. Fruit Snack — 1 — GoGo Squeez Organic Apple Sauce Pouch: https://amzn.to/3XhWYLe
  20. Fruit Snack — 2 — Costco’s Kirkland Organic Apple Sauce Pouch: https://amzn.to/4gOYpZ9
  21. Fruit Snack — 3 — Pure Organic Layered Fruit Bars in Strawberry Banana Flavor: https://amzn.to/3WQEekA
  22. Fruit Snack — 4 — Once Upon A Farm Dairy Free Fruit Smoothie Pouch in Strawberry Banana Swirl Flavor: https://amzn.to/3CPMbAw
  23. Fruit Snack — 5 — Pure Organic Layered Fruit Bars in Raspberry Lemonade Flavor: https://amzn.to/3XcFsIp
  24. Infant Formula — 1 — Bobbie Organic Gentle Infant Formula Milk-Based Powder with Iron (pink and white can): https://amzn.to/3YYb849 
  25. Infant Formula — 2 — Bobbie Organic Infant Formula Milk-Based Powder with Iron (green and white can): https://amzn.to/3VOr4Vy
  26. Infant Formula — 3 — Bobbie Grass-Fed Milk-Based Powder with Iron (green can): https://amzn.to/3ZlAaeJ
  27. Infant Formula — 4 — ByHeart Infant Formula (USA-made, not organic): https://amzn.to/48DJjTb
  28. Infant Formula — 5 — HiPP Bio Combiotik Infant Formula Powder, Stage 1 (imported)
  29. Infant Formula — 6 — HiPP HA Stage PRE (0+ Months) Combiotic Formula (imported)
  30. Infant Formula — 7 — Holle Bio Goat Stage 2 Infant Formula (for 6-10 months, organic, European — Swiss/ German/ Austrian) is not available on Amazon, but the Stage 3 version of this product is (not yet tested, but will likely test similarly): https://amzn.to/3BVU7zI
  31. Infant Formula — 8 — Kendamil Goat Infant Formula (not organic): This product may be available at Target (it is not available on Amazon)
  32. Infant Formula — 9 — Kendamil Organic Follow-On Milk (European/ British Toddler Formula, for 6-12 months, Cow Milk): Not available on Amazon (report link)
  33. Infant Formula — 10 — Kendamil Whole Milk Infant Formula (from Europe, pink can, not organic), available at Target
  34. Infant Formula — 11 — Kendamil Organic Infant Formula (Cow Milk): Not available on Amazon but may be available at Target
  35. Ingredient — 1 (salt) — Jacobsen’s Sea Salt (Oregon, USA): https://amzn.to/4dcbk5L
  36. Ingredient — 2 (baking flour) — Jovial Organic Einkorn Flour (Italy): https://amzn.to/3LIqxix 
  37. Ingredient — 3 (seeds) — Costco Kirkland Organic Hemp Seeds: https://amzn.to/4e05RP9
  38. Ingredient — 4 (seeds) — Navitas Organic, Gluten-Free Chia Seeds (Mexico): https://amzn.to/3YvE7xC
  39. Ingredient 5 (beans) — Jovial Organic Chickpeas, Product of Italy: https://amzn.to/4iRON1l
  40. Oil — 1 — Chosen Foods 100% Avocado Oil (not organic): https://amzn.to/3YDZSuv
  41. Oil — 2 — Dr. Adorable’s Organic Perilla Seed Oil (Korea): https://amzn.to/3NDt7Yc
  42. Oil — 3 — Dr. Bronner’s Regenerative Organic Coconut Oil: https://amzn.to/40xwBmv
  43. Plant-Based Milk — 1 — Kiki Milk Organic Plant-Based Milk (original flavor): https://amzn.to/3AA6Qrt
  44. Plant-Based Milk — 2 — West Soy Unflavored Unsweetened Organic Soy Milk: https://amzn.to/4dwev8l
  45. Supplement — 1 — Baby Ddrops – Organic Vitamin D3 Supplement for Babies: https://amzn.to/49C3ktH
  46. Supplement — 2 — Doctor’s Best Vitamin C with Q-C: https://amzn.to/4hlVvea
  47. Supplement — 3 — Nordic Naturals Omega-3 Fish Oil: https://amzn.to/48q1j2V
  48. Supplement — 4 — Mary Ruth’s Organic Toddler Multivitamin Liquid Drops with Iron: https://amzn.to/3YPhcgx
  49. Supplement — 5 — Pendulum Metabolic Daily Dietary Supplement: https://amzn.to/4gY5wOm

Here’s a link to the lab reports for all of the foods and supplements we have tested, including those listed above:
https://tamararubin.com/2024/05/food-articles/


Stand by for more!

BONUS FIVE: Below are FIVE additional products that each tested positive for trace (very low levels of) Arsenic at levels considered safe by all standards (with the limits of detection noted in the lab report for the specific product listed):

  1. Infant Formula — Kendamil Goat Toddler Milk, not organic (positive for traces of Arsenic): May be available at Target or through other online retailers of European infant formulas
  2. Fruit Snack — That’s It Apple Cherry Bars, not organic (positive for traces of Arsenic): https://amzn.to/4fHkSWV
  3. Oil — Chosen Foods 100% Pure Avocado Oil, organic (postive for traces of Arsenic): https://amzn.to/3BVQYQa
  4. Supplement — Now Sunflower Lecithin, not organic (positive for traces of Arsenic): https://amzn.to/3AFdHzO
  5. Supplement — WishGarden Immune Boost Seasonal Rescue for Pregnancy: https://amzn.to/3Cd940N

Amazon links are affiliate links. 


Published: January 27, 2025
Monday

Please scroll down to see the full laboratory test report for the product pictured above. Thank you.

More Key Points to Consider:

  • There are almost no reasonable safety limits proposed for toxicant contamination (heavy metal contamination specifically) of foods and supplements consumed by adults (or by the general population) in the United States.
  • Any available proposed safety thresholds (and guidance) for foods and supplements consumed by adults are not currently set at levels that are protective of human health, given practical/ actual consumption patterns of foods (vs. manufacturer-defined serving sizes).
    • The above point is especially important given children eat all foods, not just foods marketed for consumption by children (for example: Find me a pre-teen that won’t go through an entire 5-ounce/ 5-serving bag of potato chips in one sitting)!
  • Our focus is (as always) on the health of children.
  • By applying the standards proposed by the Baby Food Safety Act of 2021 to all foods and supplements, we are working more in line with standards that protect human health (for all!) given all scientific and medical experts agree there is no safe level of Lead exposure for human beings.
  • Said another way: You would never be eating a snack chip out of a bag and say to your 5-year-old child “this product is only marketed for consumption by adults, so you cannot eat it.” That would be ridiculous. Kids eat what we eat, so everything that goes into our bodies in an attempt to nourish us and support our health and well being should be appropriate for any age consumer (not just a demographic designated by the manufacturer based on irrelevant age group-related toxicity standards for a specific product or ingredient).
  • Remember: There is no safe level of Lead exposure for human beings. Period.
    • This is a non-negotiable point that everyone in the scientific and medical community — everyone who researches Lead poisoning — agrees with.

This is the Lead Safe Mama Amazon affiliate link to purchase a test kit similar to what we use for our laboratory testing.

To see more articles related to the laboratory testing of foods and supplements Lead Safe Mama, LLC is conducting (including background on this initiative and safer food choices and guidelines), click the pink square below. To see the full, independent, third-party laboratory report for the product pictured above, please scroll down to the bottom of this page.


Amazon links are affiliate links. If you purchase something after clicking on a Lead Safe Mama, LLC Amazon affiliate link, Lead Safe Mama, LLC may receive a percentage of what you spend, at no extra cost to you.


Lab report for the product pictured above:

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6 Comments

  1. Thank you, Tamara, for such health-saving work! Fortunately, we had only used the newly-discovered Hydroxyapatite containing BOKA (mint whitening) toothpaste twice before seeing your review and test results. I also tested a sample from out tubes for lead a testing kit and discovered the extreme presence of lead. Such a shame!

  2. I’ve been using BOKA for years, I’m so disappointed. Here is their response to me:
    Thanks for reaching out to us and providing us the opportunity to clarify the situation!

    At Boka, we take safety and quality seriously, and all our products comply with strict regulatory standards. As part of our quality assurance process, we require that all raw materials are tested and verified to be within California Proposition 65 limits for heavy metals –which are the strictest in the world– and that our toothpaste is tested generally to ensure it meets safety requirements.

    For context in the article shared, the author states that “she has not yet found a safe toothpaste” and explains that for her own children, “we did not use toothpaste at all until they were in their pre-teen years.” This is counter to the recommendation of the American Dental Association that all children use toothpaste to prevent cavities.

    In evaluating the article, a few important principles to remember are that

    1) Heavy metals are naturally occurring and present in air, water, food, soils, and in the earth, so when we use any products that contain naturally derived ingredients, low levels of heavy metals can be present and

    2) The impact of any potential exposure is based on consumption or topical exposure level. Exposure risk is understandably higher when a product is expected to be consumed in significant amounts daily versus applied topically like toothpaste

    The results from the article referenced compare Boka toothpaste to standards that were never adopted into the law under the Baby Food Safety Act and are, in fact, lower than certain baby food exposure levels set by FDA guidance. These standards are necessarily highly protective because infants up to 36 months need to be able to rely on baby food for their main source of nourishment, and the levels take into account the total exposure that an infant may have on a daily basis. However, they are not appropriate to apply to a cosmetic product like Boka toothpaste, which is applied topically in a pea size amount and not for daily ingestion.

    The FDA has long been aware of risks presented by heavy metals and has established guidelines for the presence of heavy metals in cosmetics, like Boka toothpaste https://www.fda.gov/cosmetics/potential-contaminants-cosmetics/fdas-testing-cosmetics-arsenic-cadmium-chromium-cobalt-lead-mercury-and-nickel-content.

    Specifically, the FDA’s recommended limits for cosmetics, which are set in parts per million and not parts per billion (as for baby food), are as follows:

    Lead < 10 ppm
    Mercury <1 ppm

    FDA has not established limits for arsenic for cosmetics generally but does limit arsenic color additives to
    Arsenic < 3 ppm

    Although we have not had the opportunity to verify whether the lab report in the article is accurate, we note that the test report was completed using test methods for food products under AOAC 2015.01, not cosmetics which should follow ISO 21392:2021. Even if you were to take the report at face value, the report would confirm that Boka products are well within the FDA guidelines for cosmetics:

    Specifically, the results show that:
    Heavy Metal Result from SimpleLab FDA Limit for Cosmetics
    Lead .32 ppm 10 ppm
    Mercury .01 ppm 1 ppm
    Arsenic .21 ppm 3 ppm

    While we are taking independent action to review the results of the report, we stand by our own rigorous quality control processes to deliver safe, high-quality products.

    For other details on our products or ingredient listings, you may refer to the links below:

    Our Ingredients
    Product Questions
    Guides and Articles

    Have a lovely day and thank you for choosing BOKA to be part of your dental care~
    Regards,
    Kitt
    Customer Support
    Boka

  3. Very interesting. I hope David’s Premium Natural Toothpaste (Peppermint) gets tested. It’s a very popular brand. They list Carrageenan- Seaweed powder in their ingredients. I can only image the heavy metal contaminants it might be hiding…

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