How do you interpret CosDNA?
For product reviews, CosDNA rates each ingredient for function, UV, acne, irritant, and safety. Comedogenic/acne, irritation, and safety are rated on a scale from 1-9. The lower the number, the less chance it will irritate the skin.
What happens if you use too much niacinamide on skin?
You may experience some redness and irritation when you start using niacinamide products. Some of this may be normal and lessen over time, but lasting irritation may be a sign you’re using too much or a product with too high of a concentration of niacinamide for your skin type.
Is paraffinum liquidum safe for skin?
Most skin care and cosmetic products contain mineral oils. This includes paraffinum liquidum, which is a petroleum based product. But paraffin does not provide any nutritional value for the skin. Mineral oil products may make the skin appear to be smooth and soft, but these substances cannot be absorbed by the skin.
Can you use too much niacinamide on face?
When used in high concentrations, niacinamide can cause skin irritation and redness. If you happen to be in the unlucky minority who have a bad reaction to a product with niacinamide, there are three primary possibilities: you’re allergic, there’s another ingredient causing irritation, or you’re using too much.
What is safety on Cosdna?
Safety index from 1~10 , the lower number means this ingredient is low hazard. Unlike comedogenic and irritation, Safety is a comprehensive index focus on safety on long term usage, according to harmful report from CIR, RTECS, FDA and other related information.
How comedogenic is shea butter?
“Many acne-prone patients are worried about excessive moisturizing, fearing it will clog the pores,” notes Chang. “Shea butter is non-comedogenic and should not clog the pores.” Also, explains Zalka, “Shea butter may be best avoided if you have an allergy to tree nuts.”
Can niacinamide make skin red?
The ingredient is typically well-tolerated and is not associated with adverse side effects at standard doses. Some people do report irritation, dryness, and redness when using a high concentration of niacinamide (around 10 percent). Switching to a lower potency (around 4 or 5 percent) may be easier on your skin.
Does niacinamide cause redness?
Used topically, niacinamide is extremely safe. The only noted side effects of topical niacinamide are mild itching, redness and burning. These are rare and often go away over time as your skin becomes more accustomed to the substance. Some niacinamide users experience persistent redness.
Is glycerin safe for skin?
Glycerin is typically safe to use on the skin, and many people use cosmetic products containing this ingredient without issue. However, most of these products aren’t intended for use as a skin whitener. Whichever way you use glycerin, there’s always a risk of irritation, particularly if you’re allergic to it.
Is paraffin good for face?
Cosmetically, paraffin wax is often applied to the hands and feet. The wax is a natural emollient, helping make skin supple and soft. When applied to the skin, it adds moisture and continues to boost the moisture levels of the skin after the treatment is complete. It can also help open pores and remove dead skin cells.