Is it permissible to use lipstick in front of one's husband if it contains pork fat?

The basic principle concerning adornment and beautification is that it is permissible and lawful, and it may even be desirable if the intention is to adorn oneself for one's husband. However, this is restricted by the condition that it not be used for something forbidden, such as adorning oneself for non-mahram men, or if it contains substances harmful to the body, or impure substances. It has been reported that lipstick can cause chapping and harm to the lips. If this is proven, then it is prohibited, because a person is forbidden from doing what harms them. Therefore, a woman must ensure that cosmetics do not harm her body before using them.