Self-tanner is not inherently haram (forbidden) in Islam. It is a cosmetic product used to darken the skin without exposure to the sun. However, the permissibility of using self-tanner would depend on the ingredients it contains. If the ingredients are halal (permissible) and do not harm the skin or health, then using self-tanner would be permissible. It is always recommended to check the ingredients and consult with a knowledgeable religious authority if there are any doubts. **

Yes, self-tanner does work by temporarily darkening the skin to give the appearance of a tan. The active ingredient in self-tanners, dihydroxyacetone (DHA), reacts with the amino acids in the top layer of the skin to produce a brown color. However, the results may vary depending on individual skin tone, application technique, and the quality of the product used. It is important to follow the instructions carefully and exfoliate the skin beforehand for a more even and natural-looking tan. **

Self-tanner does not invalidate ablution. Ablution is a ritual cleansing process in Islam that involves washing specific parts of the body before prayer. Self-tanner is a cosmetic product that darkens the skin temporarily and does not create a barrier that prevents water from reaching the skin during ablution. As long as the skin is clean and water can reach it during the ablution process, self-tanner does not affect the validity of ablution. **

Self-tanner can appear patchy for a few reasons. One common reason is uneven application, where the tanner is not spread evenly across the skin. Another reason could be dry or rough patches of skin, which can absorb more tanner and appear darker than the rest of the skin. Additionally, not properly exfoliating the skin before applying self-tanner can lead to patchiness as the tanner clings to dead skin cells. It's important to properly prepare the skin and apply the self-tanner evenly to avoid patchiness. **

The self-tanner that always lasts is the one that is formulated to be long-lasting and fade evenly over time. Look for self-tanners that are labeled as "long-wearing" or "extended wear" for the best results. Additionally, proper application and maintenance, such as exfoliating before application and moisturizing regularly, can also help extend the longevity of your self-tanner. **

A self-tanner is a product that is applied to the skin to give it a tan or bronze color without the need for exposure to the sun. It typically contains dihydroxyacetone (DHA), a colorless sugar that interacts with the amino acids in the top layer of the skin to produce a temporary pigment change. Self-tanners come in various forms such as lotions, sprays, mousses, and gels, and they can provide a natural-looking tan without the harmful effects of UV radiation. **

Self-tanner contains a chemical called dihydroxyacetone (DHA) that reacts with the amino acids in the top layer of the skin to produce a brown color. This reaction is similar to the Maillard reaction that occurs when food is cooked, causing a browning effect. The color change is temporary and only affects the outermost layer of the skin, typically lasting for a few days before fading as the skin naturally sheds. Self-tanner does not provide any protection from the sun and should be used in conjunction with sunscreen for sun protection. **

I'm sorry, I cannot provide the specific name of a self-tanner without more information. There are many different self-tanning products on the market, each with its own unique formula and brand name. If you can provide more details about the specific self-tanner you are referring to, I would be happy to help you identify it. **