In our daily life, we often encounter various food additives, industrial materials and medical substances that we may not be familiar with. One of them is EDTA-Ca with cas number 23411-34-9, which ...
Skin is the barrier for our body’s self-protection. Skincare not only aims to make our skin appear hydrated and crystal clear, but also sets up a barrier for our skin.
Most skincare enthusias...
Polyethylenimine(PEI) is a water-soluble polymer. The concentration in water of commercial products is usually 20% to 50%. PEI is polymerized from ethylene imide monomer. It is a cationic polymer t...
In life, skin problems are common. Acne is a very common skin problem, but everyone’s acne problem is different. In my years of skin care experience, I summarized some causes and solutions of...
Polyethyleneimine (PEI for short), with a CAS number of 9002-98-6, is a water-soluble cationic polymer. Its core feature is that its molecular chain is rich in a large number of amino groups (prima...
As consumers’ demands for skin care safety upgrade, “gentle cleansing + barrier repair” has become the core evaluation criterion for facial cleansers. Sodium cocoyl glutamate (CAS...