Ingredient
Sodium Chlorite
Sodium Chlorite is flagged for pregnancy, breastfeeding, postpartum, trying to conceive and general use. The concern behind the strongest flag is irritant and absorbed into the body.
- Chlorous acid sodium salt
- Textone
Verdict by profile
Truva checks every ingredient against six profiles. Jump to any of them for the full assessment.
- Strongest verdict
- Not Recommended
- Its verdict for pregnancy, the profile this one is worst in
- Profiles flagged
- 5 of 6
- Counting avoid, high risk and medium risk
- Irritancy
- 4 of 5
- Higher means more likely to sting or redden
Sodium Chlorite and pregnancy
Not Recommended
- Irritant
- Absorbed into the body
Sodium chlorite is a strong oxidizing chemical used rarely in cosmetics as an antimicrobial agent. It's primarily known for industrial applications and water treatment, and its use in personal care products is highly restricted. During pregnancy, the concern with sodium chlorite stems from its strong oxidizing properties and potential for skin irritation and systemic absorption. While specific studies on topical use during pregnancy are limited, the chemical's harsh nature and oxidative stress potential make it inadvisable. Oxidative stress has been linked to pregnancy complications in animal studies, though direct evidence from cosmetic use is lacking. The EU Cosmetics Regulation severely restricts sodium chlorite use, allowing it only in specific rinse-off applications at very low concentrations. Most dermatologists and obstetricians would recommend avoiding cosmetic products containing this ingredient during pregnancy due to its irritating nature and lack of safety data for prenatal use.
Sodium Chlorite and breastfeeding
Not Recommended
- Irritant
- Infant exposure
Sodium chlorite is a strong oxidizing agent that can cause significant skin irritation and potential systemic absorption through damaged skin. While its use in cosmetics is rare and highly restricted, concerns exist about both direct irritation and potential transfer. For breastfeeding mothers, the primary concern is the chemical's harsh nature and potential for skin contact with the infant during breastfeeding. If used on or near the chest area, there's risk of direct contact with the baby's skin or accidental ingestion. While systemic absorption and breast milk transfer data are limited, the oxidizing properties make it inadvisable during this period. The AAD and most dermatologists recommend avoiding harsh oxidizing agents during breastfeeding, especially on areas that come into contact with infants. Gentler preservative systems are widely available and preferred for breastfeeding mothers.
Sodium Chlorite and postpartum
Caution Advised
- Irritant
For postpartum women not breastfeeding, sodium chlorite presents primarily as a skin irritant concern rather than a systemic health risk. The oxidizing properties that make it effective as a preservative also make it harsh on skin, particularly postpartum skin which may be more sensitive due to hormonal changes. While there are no specific postpartum concerns beyond general irritation, the lack of safety data and restricted regulatory status make it a less desirable ingredient compared to well-studied alternatives. Most cosmetic formulators avoid this ingredient in favor of gentler preservative systems.
Sodium Chlorite and trying to conceive
Caution Advised
- Irritant
For women trying to conceive, sodium chlorite presents similar concerns as early pregnancy due to the uncertainty of conception timing. While there's no evidence that topical use affects fertility, the oxidative nature and limited safety data make it prudent to avoid. Many fertility specialists recommend adopting pregnancy-safe routines when actively trying to conceive, as women may not know they're pregnant for several weeks. Given sodium chlorite's restricted status and availability of safer alternatives, switching to gentler preservatives is advisable during the TTC period.
Sodium Chlorite and PCOS
Safe to Use
- Irritant
Sodium chlorite has no known hormonal effects or interactions with PCOS-related androgen imbalances. For women with PCOS, the primary concern is skin irritation, which may be more problematic if dealing with acne-prone or inflamed skin. PCOS patients often have sensitive, acne-prone skin that may not tolerate harsh oxidizing agents well. While the ingredient doesn't interfere with hormone balance or worsen PCOS symptoms, the irritation potential could exacerbate existing skin inflammation common in PCOS. Dermatologists generally recommend gentler preservative systems for PCOS patients who often require acne treatments that already stress the skin barrier. There's no medical reason to specifically avoid this ingredient for PCOS, but better alternatives exist.
Sodium Chlorite and general use
Caution Advised
- Irritant
- Oxidant
Sodium chlorite is a strong oxidizing chemical that's rarely used in cosmetics due to its harsh nature and regulatory restrictions. When present, it typically functions as a preservative or antimicrobial agent in very low concentrations. For the general public, the main concern is significant skin and eye irritation potential. The chemical's oxidizing properties can disrupt the skin barrier and cause reactions ranging from mild redness to severe irritation depending on concentration and exposure time. People with sensitive skin, eczema, or compromised skin barriers are at higher risk. The EU Cosmetics Regulation restricts sodium chlorite to rinse-off products at maximum concentrations of 0.2%, reflecting safety concerns about prolonged skin contact. The FDA does not approve its use in cosmetics in the United States. Most modern cosmetic formulations use gentler, better-studied preservative systems.
Everything else flagged for the same profiles
Related ingredients
Ingredients suggested in place of Sodium Chlorite, each one with its own page here.
Ingredients that raise the same concerns.
Where this came from
Truva summarises published guidance from bodies including ACOG, the FDA, the EU SCCS and the Cosmetic Ingredient Review. It has no access to your medical history and it is not a substitute for your doctor, dermatologist or midwife. These assessments have not been reviewed by a clinician, and nothing here is a diagnosis or a prescription. If you are pregnant, breastfeeding or being treated for PCOS, take the ingredient list to the person looking after you.
Assessment last pulled from the ingredient database on .
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