Ingredient
Dibromopropamidine Diisethionate
Dibromopropamidine Diisethionate is flagged for pregnancy and general use.
- DBNPA Derivative
- Dibromopropamidine
- Golden Eye Antibiotic
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
- 3 of 5
- Higher means more likely to sting or redden
Dibromopropamidine Diisethionate and pregnancy
Caution Advised
Dibromopropamidine Diisethionate is an antimicrobial preservative and antiseptic agent used in some cosmetics and pharmaceutical preparations. It works by disrupting bacterial cell membranes and is effective against various microorganisms. There is limited specific data on the use of dibromopropamidine during pregnancy. While topical preservatives generally have low systemic absorption, diamidines as a class have some systemic activity when used medically. Propamidine (a related compound) has been assigned pregnancy category C by the FDA in pharmaceutical uses, indicating animal studies have shown adverse effects but human data is lacking. While cosmetic use involves lower concentrations and different application sites than medical use, the lack of safety data during pregnancy creates uncertainty. Due to insufficient pregnancy safety data and the ingredient's classification as a more potent antimicrobial (rather than a standard cosmetic preservative), many dermatologists suggest choosing products with better-studied preservatives during pregnancy. While not absolutely prohibited, there are numerous alternative preservatives with better-established pregnancy safety profiles. The primary concern is lack of data rather than known harm.
Dibromopropamidine Diisethionate and breastfeeding
Safe to Use
Dibromopropamidine Diisethionate is used topically in cosmetics and some eye preparations. When applied to skin in cosmetic formulations, systemic absorption is expected to be minimal due to the low concentrations used (0.1% or less). There is no specific data on dibromopropamidine transfer to breast milk from topical cosmetic use. Given the low concentrations in cosmetics and topical application site (typically face or body, away from breast area), meaningful transfer to breast milk is unlikely. However, as with any antimicrobial agent, avoiding application to the breast area before breastfeeding is prudent. While data is limited, topical cosmetic use of products containing this preservative is likely low-risk during breastfeeding. The main consideration is avoiding direct contact with the breast area before breastfeeding. Alternative preservatives with better-studied lactation profiles may be preferred by conservative healthcare providers.
Dibromopropamidine Diisethionate and postpartum
Safe to Use
- Irritant
Dibromopropamidine Diisethionate can be used in postpartum skincare, though its irritation potential may be a consideration for sensitive postpartum skin. The ingredient functions as an antimicrobial preservative and has no hormonal effects. Postpartum women who are not breastfeeding can use products with this preservative, keeping in mind that it has higher irritation potential than many modern alternatives. Those with sensitive or reactive skin (common postpartum) may prefer gentler preservative systems. The antimicrobial properties offer no specific postpartum benefits, as it functions primarily as a product preservative.
Dibromopropamidine Diisethionate and trying to conceive
Safe to Use
Dibromopropamidine Diisethionate is a topical preservative with no known effects on fertility. The low concentrations used in cosmetics and minimal systemic absorption suggest no impact on reproductive health. Women trying to conceive can use products containing this ingredient. While pregnancy data is limited (see pregnancy section), there are no documented concerns about the ingredient affecting conception, ovulation, or preconception health. More cautious individuals may choose to switch to products with better-studied preservatives when actively trying to conceive, but this is not medically necessary.
Dibromopropamidine Diisethionate and PCOS
Safe to Use
Dibromopropamidine Diisethionate is an antimicrobial agent with no hormonal activity. It does not interact with androgen pathways, insulin sensitivity, or any mechanisms related to PCOS. For women with PCOS, this ingredient is safe from a hormonal perspective. The antimicrobial properties could theoretically provide minor benefit for acne-prone PCOS skin by helping preserve product stability and preventing bacterial contamination. However, it's not a treatment ingredient—it functions as a preservative. Women with PCOS-related sensitive or reactive skin should be aware that this preservative has moderate irritation potential. While not PCOS-specific, choosing products with gentler preservative systems may be preferable for those with compromised skin barriers or sensitivity.
Dibromopropamidine Diisethionate and general use
Caution Advised
- Irritant
- Common allergen
Dibromopropamidine Diisethionate is an antimicrobial preservative belonging to the diamidine class of compounds. It's used in cosmetics at low concentrations (up to 0.1%) to prevent bacterial and fungal contamination. The ingredient is also found in some pharmaceutical products, including certain eye drops and wound care preparations, at higher concentrations under medical supervision. The main concerns with this ingredient relate to skin irritation and sensitization rather than systemic toxicity. The SCCS has evaluated dibromopropamidine and noted its potential to cause allergic contact dermatitis, particularly with repeated exposure. It's more irritating than many modern preservatives like phenoxyethanol or ethylhexylglycerin. Individuals with sensitive skin, eczema, or a history of preservative allergies may experience reactions. The ingredient is more likely to cause issues when used in leave-on products compared to rinse-off formulations. The EU permits dibromopropamidine and its salts in cosmetics as a preservative at concentrations up to 0.1%, with the SCCS concluding this level is safe for consumer use despite the sensitization concerns. However, due to its irritation potential, many modern cosmetic formulators have moved toward gentler preservative systems. The ingredient remains in use in some products, particularly those requiring strong antimicrobial protection.
Everything else flagged for the same profiles
Related ingredients
Ingredients suggested in place of Dibromopropamidine Diisethionate, 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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