What's inside
What's inside
Benefits
Concerns
Ingredients Side-by-side
Reviews
Ingredients Explained
These ingredients are found in both products.
Ingredients higher up in an ingredient list are typically present in a larger amount.
Hydrochloric Acid can be found in the human body. It used to adjust pH levels of basic solutions.
Another name for this ingredient is muriatic acid.
Imidazolidinyl Urea is a synthetic antimicrobial preservative. It works by slowly releasing small amounts of formaldehyde to keep bacteria, yeast, and mold from growing.
Just so you know, the formaldehyde released at typical use concentrations (up to 0.6% in the EU and typically 0.1-0.3% in the US) are tiny. The CIR Expert Panel has reaffirmed its safety as a cosmetic ingredient at current use concentrations in 2023. It's also not mutagenic in cell studies.
However, it is a known contact sensitizer with about a 1-2% contact allergy rate.
Other formaldehyde releasers include Diazolidinyl Urea or DMDM Hydantoin.
Learn more about Imidazolidinyl UreaLaurdimonium Hydroxypropyl Hydrolyzed Collagen can help to reduce the effects of aging.
This is not an INCI ingredient.
Ketoconazole is a pharmaceutical ingredient used to treat fungal infections. It is best to speak with a medical professional about using this ingredient.
