Ingredient
Sodium Hypochlorite
Sodium Hypochlorite is flagged for pregnancy and general use. The concern behind the strongest flag is irritant and absorbed into the body.
- Bleach
- Sodium Chloride Oxide
Verdict by profile
Truva checks every ingredient against six profiles. Jump to any of them for the full assessment.
- Strongest verdict
- Caution Advised
- Its verdict for pregnancy, the profile this one is worst in
- Profiles flagged
- 2 of 6
- Counting avoid, high risk and medium risk
- Irritancy
- 5 of 5
- Higher means more likely to sting or redden
Sodium Hypochlorite and pregnancy
Caution Advised
- Irritant
- Absorbed into the body
Sodium hypochlorite is the active ingredient in bleach, used in some medical skincare protocols (like dilute bleach baths for severe atopic dermatitis) under dermatologist supervision. It's a potent antimicrobial agent that must be properly diluted to avoid chemical burns and irritation. While occupational exposure to bleach fumes has raised some pregnancy concerns, properly diluted medical bleach baths prescribed by dermatologists are generally considered acceptable during pregnancy. However, pregnancy makes skin more sensitive, increasing the risk of irritation. The AAD notes that pregnant women should consult their obstetrician before starting bleach bath protocols. Some doctors prefer to avoid this treatment during pregnancy unless absolutely necessary for severe skin conditions. ACOG does not specifically prohibit medical use of dilute sodium hypochlorite solutions during pregnancy, but emphasizes proper dilution and ventilation. Most dermatologists recommend exploring alternative treatments first during pregnancy and only using bleach-based therapies when medically necessary. This ingredient should never be used without medical supervision.
Sodium Hypochlorite and breastfeeding
Safe to Use
- Irritant
When used in properly diluted bleach baths as prescribed by a dermatologist, sodium hypochlorite has minimal systemic absorption. The dilute solutions used for medical skin conditions (typically 0.005%) are rinsed off and don't enter breast milk in meaningful amounts. The primary concern for breastfeeding mothers is avoiding direct contact between treated skin and infant's skin or mouth, particularly the breast area. Dermatologists recommend thorough rinsing after bleach baths and avoiding application near the breast if breastfeeding. The AAD notes that medically supervised bleach bath protocols can be used during breastfeeding with appropriate precautions. This is considered safer than many oral antibiotics that might otherwise be prescribed for skin infections. Any use should be under dermatologist guidance.
Sodium Hypochlorite and postpartum
Safe to Use
- Irritant
Sodium hypochlorite in medical bleach bath protocols can be used postpartum under dermatologist supervision if needed for conditions like atopic dermatitis or recurrent skin infections. Proper dilution and medical guidance are essential. Postpartum skin may be more sensitive due to hormonal changes, so close monitoring for irritation is important. This treatment should only be used when prescribed by a healthcare provider for specific medical conditions.
Sodium Hypochlorite and trying to conceive
Safe to Use
- Irritant
Properly diluted sodium hypochlorite used in medical bleach baths has no known effects on fertility. The topical, rinse-off use results in minimal systemic exposure that would not affect reproductive function. While this ingredient can be used when trying to conceive if medically necessary, it's advisable to discontinue once pregnancy is confirmed and consult with an obstetrician, as pregnancy makes skin more sensitive to irritants. Inform your dermatologist if you're actively trying to conceive.
Sodium Hypochlorite and PCOS
Safe to Use
- Irritant
Sodium hypochlorite is occasionally used in dermatologist-prescribed protocols for bacterial skin infections, which can occur more frequently with PCOS-related acne. However, it's not a standard acne treatment and should only be used under medical supervision. There are no hormonal effects or interactions with PCOS from topical sodium hypochlorite when properly used in medical protocols. It works as an antimicrobial agent rather than affecting androgen levels or hormonal balance. For PCOS-related skin concerns, dermatologists typically recommend more targeted acne treatments rather than bleach-based therapies. Sodium hypochlorite would only be considered for specific situations like severe folliculitis or recurrent skin infections under medical guidance.
Sodium Hypochlorite and general use
Caution Advised
- Irritant
Sodium hypochlorite (bleach) is rarely found in conventional cosmetic products due to its high irritation potential. It's primarily encountered in dermatologist-prescribed bleach bath protocols for conditions like severe atopic dermatitis or recurrent MRSA infections. These involve soaking in heavily diluted solutions (0.005-0.05%), similar to swimming pool chlorination levels. The substance is highly irritating and potentially corrosive in concentrated form. Even dilute solutions can cause skin irritation, dryness, and burning sensations, particularly in individuals with sensitive skin or eczema. Eye contact can cause serious injury. Mixing with acids or ammonia creates toxic gases. The FDA emphasizes that sodium hypochlorite should only be used in very specific, diluted formulations under medical supervision. According to the AAD, bleach baths can be beneficial for specific medical conditions when properly prepared and used, but they are not suitable for general cosmetic purposes. The EU Cosmetics Regulation restricts its use significantly. Never attempt to create dilute bleach solutions without medical guidance, as improper dilution can cause chemical burns.
Everything else flagged for the same profiles
Related ingredients
Ingredients suggested in place of Sodium Hypochlorite, 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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A label has thirty of them. Truva reads the whole list at once and answers for the profile you set: pregnancy, breastfeeding, postpartum, trying to conceive, PCOS, or general use.
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