The Welpr Rating is determined by a scoring formula. The formula takes into account the products safety, user satisfaction, and eco-ethical standing. Click here to learn more.

What we look for:

  • Natural, breathable materials like organic cotton or bamboo
  • Minimal synthetics—ideally not in direct contact with skin
  • Always free from PFAS, fragrance, dyes, chlorine, parabens, phthalates, and formaldehyde-releasing compounds
  • Trusted third-party certifications like MADE SAFE or EWG VERIFIED
  • Full transparency around ingredients and materials

View our full standards here.

Our Methodology and Ratings

Find Non-Toxic Panty Liners

Third-party certifications are key indicators of a product's safety, ethics, and environmental impact. Click the icon to verify the certification.

Highlights aren't always verifiable, so you're trusting the brand when they say "lead free", etc. If the highlight icon is "clickable", it means we've verified the highlight.

User satisfaction is calculated using online reviews and a Bayesian average across all personal care and cosmetic products on Welpr.

Natural Organic Curved Panty Liners - Natracare

Natural Organic Curved Panty Liners - Natracare
Welpr Rating
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Welpr rating icon
4.95
/5
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Certifications

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<p>This product is <a href="https://www.welpr.com/certifications#welpr-approved" target="_blank">Welpr Approved</a>, meaning it has been vetted against our <a href="https://www.welpr.com/how-we-vet-products/feminine-care" target="_blank">feminine care standards</a> and contains no endocrine disruptors, synthetic fragrance, or other no list ingredients.</p>
<p>The <a href="https://www.welpr.com/certifications#made-safe" target="_blank">Made Safe certification</a> ensures that products are free from harmful chemicals and prioritize human health and ecosystem safety. <a href="https://madesafe.org/products/natracare-natural-panty-liners?_pos=14&_sid=94fce6306&_ss=r" target="_blank">Source</a>.</p>

Highlights

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This product is vegan, meaning it contains no animal-derived ingredients—look for a certification like PETA or Vegan.org to verify the claim.
This product doesn
This product is free from heavy metals like lead and cadmium, which can build up in the body and are linked to developmental, reproductive, and organ toxicity.
This product is free from harsh sulfates like SLS and SLES, which can strip skin and scalp and trigger irritation.
This product is free from synthetic dyes that may irritate skin or cause behavioral issues.
This product doesn
This product is free from phthalates, a type of plasticizer linked to hormone disruption and reduced fertility.
This product is free from formaldehyde and formaldehyde-releasing agents, preservatives that release toxic gas linked to cancer, allergies, and skin irritation.
This product doesn
This product is free from chlorine, a respiratory irritant often found in cleaning and bleaching agents.
This product doesn
This product is plastic free, reducing exposure to microplastics and harmful chemical leaching. That also means it’s free from BPA, BPS, and BPF—common plasticizers linked to hormone disruption.
This product is free from parabens, a class of preservatives linked to hormone disruption and breast cancer.
This product is free from all fragrance.

User Satisfaction

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We only include products on Welpr that are the best of the best. An EXCELLENT user satisfaction score indicates the product is in the top third of the best products.
Est. Price
$4.56
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Product Details

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  • Made from natural and organic materials for sensitive skin.
  • Soft and absorbent for extraordinary everyday comfort.
  • Breathable design helps maintain freshness.
  • Reduces exposure to synthetic materials and ingredients.
  • Gynaecologist recommended for sensitive skin or allergies.

Pros & Cons

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Pros

  • Made from non-toxic, natural materials, perfect for sensitive skin.
  • Organic and biodegradable, ideal for environmentally conscious consumers.
  • No chemicals, which helps reduce irritation and promote vaginal health.
  • Comfortable fit with easy-to-use adhesive for those who move a lot.

Cons

  • Some users find the adhesive could be improved to prevent movement.
  • A few users report they shred easily or fall apart with moisture.

Ingredients

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Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.


To analyze individual ingredients, use INCIDecoder.


Ingredients: Certified Organic Cotton, Ecologically Certified Cellulose Pulp, Plant Starch, Non-toxic Glue

Third-party certifications are key indicators of a product's safety, ethics, and environmental impact. Click the icon to verify the certification.

Highlights aren't always verifiable, so you're trusting the brand when they say "lead free", etc. If the highlight icon is "clickable", it means we've verified the highlight.

User satisfaction is calculated using online reviews and a Bayesian average across all personal care and cosmetic products on Welpr.

Organic Cotton Folded Panty Liner - Organyc

Organic Cotton Folded Panty Liner - Organyc
Welpr Rating
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Welpr rating icon
4.9
/5
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Certifications

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<p>This product is <a href="https://www.welpr.com/certifications#welpr-approved" target="_blank">Welpr Approved</a>, meaning it has been vetted against our <a href="https://www.welpr.com/how-we-vet-products/feminine-care" target="_blank">feminine care standards</a> and contains no endocrine disruptors, synthetic fragrance, or other no list ingredients.</p>
<p>The <a href="https://www.welpr.com/certifications#gots-certified" target="_blank">GOTS (Global Organic Textile Standard) Certification</a> verifies that textiles are organically produced and processed from harvest to final product.</p>
<p>The <a href="https://www.welpr.com/certifications#made-safe" target="_blank">Made Safe certification</a> ensures that products are free from harmful chemicals and prioritize human health and ecosystem safety. <a href="https://madesafe.org/products/organyc-light-flow-panty-liners-folded?_pos=6&_sid=61f4d199d&_ss=r" target="_blank">Source</a>.</p>

Highlights

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This product is vegan, meaning it contains no animal-derived ingredients—look for a certification like PETA or Vegan.org to verify the claim.
This product doesn
This product is free from heavy metals like lead and cadmium, which can build up in the body and are linked to developmental, reproductive, and organ toxicity.
This product is free from harsh sulfates like SLS and SLES, which can strip skin and scalp and trigger irritation.
This product is free from synthetic dyes that may irritate skin or cause behavioral issues.
This product doesn
This product is made with organic materials, reducing exposure to pesticides and chemicals linked to hormone, fertility, and neurological issues.
This product is free from phthalates, a type of plasticizer linked to hormone disruption and reduced fertility.
This product is free from formaldehyde and formaldehyde-releasing agents, preservatives that release toxic gas linked to cancer, allergies, and skin irritation.
This product doesn
This product is free from chlorine, a respiratory irritant often found in cleaning and bleaching agents.
This product doesn
This product is plastic free, reducing exposure to microplastics and harmful chemical leaching. That also means it’s free from BPA, BPS, and BPF—common plasticizers linked to hormone disruption.
This product is free from parabens, a class of preservatives linked to hormone disruption and breast cancer.
This product is free from all fragrance.

User Satisfaction

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We only include products on Welpr that are the best of the best. A GOOD user satisfaction score indicates the product is in the bottom third of the best products.
Est. Price
$7.49
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Product Details

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  • Made with 100% certified organic cotton, ensuring no chemicals or toxic materials.
  • Designed for sensitive skin, providing comfort and quality.
  • Composed of nature-friendly, compostable materials.
  • Ultra absorbent, with texture for enhanced absorbency and strength.
  • Individually packed for hygiene and convenience when on the go.

Pros & Cons

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Pros

  • Organic cotton top sheet and core help avoid irritation.
  • Super thin and comfortable for daily wear.
  • Good for sensitive skin, reducing risk of rashes.
  • Individually wrapped for convenience and hygiene on the go.
  • Adhesive effectiveness is generally praised, keeping liners in place during everyday activities.

Cons

  • Some users may find the adhesive less effective during intense activity or sweating.
  • The thinness may not suit those needing high absorbency or extended wear times.

Ingredients

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Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.


To analyze individual ingredients, use INCIDecoder.


Ingredients: Certified Organic Cotton (Top Sheet + Absorbent Core), Biodegradable Cornstarch-Based Polymer (Backsheet), Hygiene-Grade Biodegradable Adhesive

Third-party certifications are key indicators of a product's safety, ethics, and environmental impact. Click the icon to verify the certification.

Highlights aren't always verifiable, so you're trusting the brand when they say "lead free", etc. If the highlight icon is "clickable", it means we've verified the highlight.

User satisfaction is calculated using online reviews and a Bayesian average across all personal care and cosmetic products on Welpr.

Ultra Thin Organic Cotton Pantyliner - Oi

Ultra Thin Organic Cotton Pantyliner - Oi
Welpr Rating
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Welpr rating icon
4.8
/5
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Certifications

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<p>This product is <a href="https://www.welpr.com/certifications#welpr-approved" target="_blank">Welpr Approved</a>, meaning it has been vetted against our <a href="https://www.welpr.com/how-we-vet-products/feminine-care" target="_blank">feminine care standards</a> and contains no endocrine disruptors, synthetic fragrance, or other no list ingredients.</p>
<p>The <a href="https://www.welpr.com/certifications#gots-certified" target="_blank">GOTS (Global Organic Textile Standard) Certification</a> verifies that textiles are organically produced and processed from harvest to final product.</p>

Highlights

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This product is vegan, meaning it contains no animal-derived ingredients—look for a certification like PETA or Vegan.org to verify the claim.
This product is free from heavy metals like lead and cadmium, which can build up in the body and are linked to developmental, reproductive, and organ toxicity.
This brand uses sustainable packaging to reduce waste and environmental impact.
This product is free from synthetic dyes that may irritate skin or cause behavioral issues.
This product is made with organic materials, reducing exposure to pesticides and chemicals linked to hormone, fertility, and neurological issues.
This product is free from phthalates, a type of plasticizer linked to hormone disruption and reduced fertility.
This product is free from formaldehyde and formaldehyde-releasing agents, preservatives that release toxic gas linked to cancer, allergies, and skin irritation.
This product is free from chlorine, a respiratory irritant often found in cleaning and bleaching agents.
This product doesn
This product is plastic free, reducing exposure to microplastics and harmful chemical leaching. That also means it’s free from BPA, BPS, and BPF—common plasticizers linked to hormone disruption.
This product is free from parabens, a class of preservatives linked to hormone disruption and breast cancer.
This product is free from all fragrance.

User Satisfaction

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We only include products on Welpr that are the best of the best. A GOOD user satisfaction score indicates the product is in the bottom third of the best products.
Est. Price
$20.99
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Product Details

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  • Made from 100% certified organic cotton, free from any toxic chemicals, pesticides, and synthetic fertilizers.
  • Naturally absorbent with a soft organic cotton mesh and absorbent core for maximum comfort.
  • Free from perfumes, dyes, chlorine bleach, irritants, and allergens to protect sensitive skin.
  • Breathable materials reduce unpleasant odors and maintain freshness.
  • Ethically sourced with batch-tracing to ensure quality organic cotton.

Pros & Cons

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Pros

  • Made from 100% organic cotton and free from harmful chemicals.
  • Ultra-thin design offers discreet comfort and feels like nothing at all.
  • Biodegradable and eco-friendly, perfect for environmentally conscious users.
  • Sticks well and does not rip off easily, ensuring reliable use.
  • Helps prevent irritation, making it suitable for sensitive skin types.

Cons

  • Some users find them too thin, lacking coverage for larger frames or active days.
  • A few reports of packaging being difficult to open suggest room for user-friendly improvements.

Ingredients

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Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.


To analyze individual ingredients, use INCIDecoder.


Ingredients: Certified Organic Cotton (Cover And Absorbent Core), Cornstarch Based Biopolymer (Leak Proof Layer)

Third-party certifications are key indicators of a product's safety, ethics, and environmental impact. Click the icon to verify the certification.

Highlights aren't always verifiable, so you're trusting the brand when they say "lead free", etc. If the highlight icon is "clickable", it means we've verified the highlight.

User satisfaction is calculated using online reviews and a Bayesian average across all personal care and cosmetic products on Welpr.

Cotton Panty Liners - Lola

Cotton Panty Liners - Lola
Welpr Rating
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Welpr rating icon
4.75
/5
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Certifications

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<p>This product is <a href="https://www.welpr.com/certifications#welpr-approved" target="_blank">Welpr Approved</a>, meaning it has been vetted against our <a href="https://www.welpr.com/how-we-vet-products/feminine-care" target="_blank">feminine care standards</a> and contains no endocrine disruptors, synthetic fragrance, or other no list ingredients.</p>

Highlights

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This product is vegan, meaning it contains no animal-derived ingredients—look for a certification like PETA or Vegan.org to verify the claim.
This product is free from synthetic dyes that may irritate skin or cause behavioral issues.
This product is free from phthalates, a type of plasticizer linked to hormone disruption and reduced fertility.
This product is free from formaldehyde and formaldehyde-releasing agents, preservatives that release toxic gas linked to cancer, allergies, and skin irritation.
This product is cruelty-free, meaning it wasn’t tested on animals—look for certification from Leaping Bunny or PETA to verify the claim.
This product doesn
This product is free from chlorine, a respiratory irritant often found in cleaning and bleaching agents.
This product is free from parabens, a class of preservatives linked to hormone disruption and breast cancer.
This product is free from all fragrance.

User Satisfaction

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We only include products on Welpr that are the best of the best. An EXCELLENT user satisfaction score indicates the product is in the top third of the best products.
Est. Price
$33.97
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Product Details

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  • Provides reliable leak protection with a slim profile for lighter days.
  • Made with 100% organic cotton for ultimate comfort and dependability.
  • Recommended by gynecologists and hypoallergenic for your safety.
  • Fragrance-free and free from toxins or dyes, ensuring peace of mind.
  • Transparent about materials to ensure your body stays safe.

Pros & Cons

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Pros

  • Ideal for sensitive skin, offering gentle, irritation-free use.
  • Made from all-natural, chemical-free materials for peace of mind.
  • Soft, comfortable, and stays in place for reliable wear throughout the day.

Cons

  • Some users may find the liners too small or thin for their needs.
  • Those with an active lifestyle may notice the layers separating during use.

Ingredients

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Ingredients can vary by product variation and may change at any time by the manufacturer. For the most complete and up-to-date list of ingredients, refer to the product packaging.


To analyze individual ingredients, use INCIDecoder.


Ingredients: Organic Cotton (Topsheet And Core), Plant-Based Bioplastic (Backsheet), Non-Toxic Adhesives

Bamboo Organic Panty Liners - Viv For Your V

Bamboo Organic Panty Liners  - Viv For Your V
Welpr Rating
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Welpr rating icon
4.7
/5
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Certifications

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<p>This product is <a href="https://www.welpr.com/certifications#welpr-approved" target="_blank">Welpr Approved</a>, meaning it has been vetted against our <a href="https://www.welpr.com/how-we-vet-products/feminine-care" target="_blank">feminine care standards</a> and contains no endocrine disruptors, synthetic fragrance, or other no list ingredients.</p>

Highlights

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This product is vegan, meaning it contains no animal-derived ingredients—look for a certification like PETA or Vegan.org to verify the claim.
This product is free from synthetic dyes that may irritate skin or cause behavioral issues.
This product is free from phthalates, a type of plasticizer linked to hormone disruption and reduced fertility.
This product is free from formaldehyde and formaldehyde-releasing agents, preservatives that release toxic gas linked to cancer, allergies, and skin irritation.
This product is free from chlorine, a respiratory irritant often found in cleaning and bleaching agents.
This product doesn
This product is plastic free, reducing exposure to microplastics and harmful chemical leaching. That also means it’s free from BPA, BPS, and BPF—common plasticizers linked to hormone disruption.
This product is free from parabens, a class of preservatives linked to hormone disruption and breast cancer.
This product is free from all fragrance.

User Satisfaction

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We only include products on Welpr that are the best of the best. A GREAT user satisfaction score indicates the product is in the middle third of the best products.
Est. Price
$6.99
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Product Details

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  • Flexible design moves with you for maximum comfort and protection from leaks.
  • Free from BPA, dyes, and plastics, ensuring a healthier period care experience.
  • Made with sustainable bamboo and corn fibers, supporting earth-friendly living.
  • 40% more absorbent than other brands, offering superior comfort and protection.
  • Promotes freedom of movement during workouts and daily activities.

Pros & Cons

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Pros

  • Super soft and comfortable, you barely notice they're there.
  • Highly absorbent for effective leak protection.
  • Plastic-free and made without harsh chemicals for peace of mind.
  • Thin and discreet, perfect for the last days of your period.
  • Sustainable choice for environmentally conscious users.

Cons

  • Some users find the liners too thin and short, requiring careful placement.
  • May be difficult to open for those who prefer easier access.

Ingredients

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Ingredients: Natural Bamboo & Corn Fiber, Wood Pulp, Sumitomo SAP, Corn Starch-Based PLA, PBAT, Hot Melt Adhesive (Pad & Liner), Corn Starch-Based PLA, PBAT (Wrapper)

Our Product Rating System

Our Product Rating System

First, Camille (co-creator of Welpr) hand picks cleaner product options from a variety of sources.

Next, we collect information about each product's safety, consumer satisfaction, and eco-ethical standing.

Finally, we run all this information through an algorithm that calculates the Welpr Rating.

Welpr Rating:

5.0/5

The Welpr Rating takes into account 3 things:

  1. Product Safety
  2. Consumer Satisfaction
  3. Ethics & Environment
Product safety

Part 1: Product safety

We evaluate safety information from 3rd party organizations (e.g. EWG, Made Safe, etc.). Instead of relying solely on any one of these companies for safety information, we assess all of them.

Consumer satisfaction

Part 2: Consumer satisfaction

We scour the web for consumer ratings and reviews to verify products are not only cleaner options, but also effective. Products can either be Above Average, Average, or Below average for their respective category (e.g. cleaning products).

Ethics & Environment

Part 3: Ethics & Environment

When you buy a product, you’re supporting that company with your dollars. We believe it’s important to support ethical companies, so we pool together certifications that verify a company's ethics and environmental impact.

Common Harmful Chemicals in Panty Liners

Chemical Name

Why it’s harmful

Fluorine

Fluorinated compounds, including Polytetrafluoroethylene (PTFE), are used in cosmetics like foundation, powder, mascara, and anti-aging products. These compounds are known for their stability and are challenging to break down in the environment, with some found in remote regions. PTFE, often used for its smooth finish, can be derived from perfluorooctonoic acid (PFOA), which might leave residual PFOA in the final product. PFOA has been associated with cancer, mammary cancer, reproductive toxicity, endocrine disruption, and environmental concerns. While research on PTFE's direct cancer-causing potential is inconclusive, PFOA, a contaminant in PTFE-containing products, has health implications. PFOA has been detected in adults' body fluids worldwide and has links to mammary gland changes, endocrine disruption, delayed puberty in girls, and reproductive toxicity, including low birth weight. Additionally, it may affect the carcinogenicity of other chemicals when exposed together.

Phthalate

Phthalates, linked to endocrine disruption, reproductive toxicity, and cancer, are banned in the European Union but remain prevalent in U.S. cosmetics. They are widely used in personal care products, such as nail polish, fragrances, and eyelash glue and other products. A significant loophole allows phthalates to be added to fragrances without disclosure. Health concerns include endocrine disruption, developmental and reproductive toxicity, and potential carcinogenicity.

1,4-Dioxane

1,4-Dioxane is a clear, water-soluble liquid that is primarily used as a solvent in chemical manufacturing and laboratory reagents. Other uses leverage its solvent properties, including cosmetics, detergents, and shampoos. However, manufacturers generally reduce 1,4-Dioxane to low levels in these products due to its potential health risks. Acute exposure can result in symptoms such as vertigo, drowsiness, and irritation of the eyes, nose, throat, and skin. Chronic exposure may lead to liver and kidney damage, and the substance is classified as a probable human carcinogen by the EPA. Notably, severe kidney and liver damage, CNS effects, and even death have been recorded after heavy or prolonged exposure.

Sources: 
Perfluorooctane Sulfonic Acid (PFOS)

Perfluoroalkyls are synthetic chemicals known for their ability to resist oil, grease, and water, primarily used in surface protection products and fire-fighting foams. The two most abundant perfluoroalkyls are perflurooctanoic acid (PFOA) and perfluorooctane sulfonic acid (PFOS). Studies have observed liver enlargement and elevated cholesterol in animals given high doses, and the presence of PFOS in various populations has raised environmental and health concerns, leading to the phase-out of some PFOS-based chemicals. Tests have shown a range of health effects in animals, including eye irritation, liver changes, teratogenic effects, and more, with no evidence of mutagenicity. However, no substantial link has been found between PFAS concentrations and increased cardiometabolic risk measures in human studies, and there are no known health effects from exposure when used as intended.

Perfluorooctanoic Acid (PFOA)

Perfluorooctanoic acid (PFOA) is primarily used to create salts that aid in the processing of producing fluoropolymers and fluoroelastomers. It also acts as a surfactant in firefighting foams, an intermediate in creating fluoroacrylic esters, and a crucial aspect in manufacturing Teflon and similar chemicals. However, exposure to PFOA can lead to adverse health effects, including alterations in thyroid hormone levels, lower fertility, an increased risk of cerebrovascular disease, higher cholesterol and triglyceride levels, a possible link to ADHD, smaller abdominal circumference and birth length in infants, an increased risk of common cold and gastroenteritis in children, and potentially prostate cancer mortality. Studies on animals have indicated possible liver and brain dysfunction, carcinogenicity, and reproductive and developmental toxicity. Ecotoxicity studies found alterations in genes linked to lipid metabolism, hormone action, immune responses, and mitochondrial functions in rare minnows exposed to PFOA.

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Authors

Camille May, Product Curator

Hey, I’m Camille—co-creator of Welpr and your go-to guide for all things clean living. After selling my last company in the health food space, I went non-toxic to heal an autoimmune condition. It did wonders for my health, but navigating which products to buy wasn’t easy. We built Welpr to make that journey feel a bit easier.  When I’m not working on Welpr, you’ll usually find me in the sauna, sipping a raw milk latte while doing a puzzle, or walking with my pit bull Romeo in my hometown of Austin, TX.

Olushola M. Awoyemi, Medical Reviewer

Olushola M. Awoyemi (aka Shola) is a board-certified toxicologist and a research scientist with a PhD in Environmental Toxicology. Shola's long-term ambition is to be recognized as a world-renowned expert in toxicology, risk assessment, and management, with experience spanning across institutions like the US EPA, US FDA, NIEHS, USDA, UNEP, WHO, and possibly within Fortune 100 companies in the Chemical, Healthcare, Pharmaceutical, Consumer goods, or IT sectors.

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