MAC Concealer has a factor level of 50. This provides a high level of protection for the sensitive area under the eyes. You will also require another sun protection cream/lotion for the remainder of the face and exposed parts of the body.
Concealer was introduced commercially by Max Factor in 1938. This isn't the earliest it was invented though as people from ancient Egyptian civilization have made cosmetic substances using plant extracts during their time.
You can buy it at lots of drug stores but the best place is argos because they are cheap and have good customer service
Many dermatologists recommend a sunscreen protection factor (SPF) of 15 or more.
It would be a Sun Protection Factor factor! (A bit like PIN number).
The factor used to determine percent purity of sodium hypochlorite is the amount of available chlorine. This is typically expressed as a percentage and is used to indicate the concentration of the active ingredient in the sodium hypochlorite solution.
SPF (Sun Protection Factor) measures protection against UVB rays for sunscreen, while UPF (Ultraviolet Protection Factor) measures protection against UVA and UVB rays for clothing.
The 'X' indicates that the factor is unknown.
The exponent indicates the number of times the base is used as a factor.
she use max factor for mascara , Estée Lauder for foundation , Mac for eteshadow and lipstick , Lancôme for juicy tubes , channel for concealer.
sun protection factor
SPF (Sun Protection Factor) measures protection against UVB rays, while UPF (Ultraviolet Protection Factor) measures protection against UVA and UVB rays. SPF is used for sunscreen, while UPF is used for clothing and fabrics.
Face concealer is a cosmetic which hides minor imperfections in the skin. It is of benefit in covering spots, differences in skin tone, such as those caused by age spots, and thread veins. After use, either before or after foundation, the skin should appear much more even.