Niacinamida: Entenda qual sua função na pele

In this video, I talk about niacinamide, also known as nicotinamide or vitamin B3, and explain why it has become one of the most common active ingredients in skincare formulas. The video covers the history of niacinamide, its relationship with medicine, its use in cosmetics, and why it is considered such a versatile active ingredient for different skin types. Niacinamide is one of those ingredients that appears in almost everything: serums, moisturizers, toners, products for blemishes, products for oily skin, antioxidant formulas, and skin barrier care. But it didn't become famous by chance. It is a form of vitamin B3 and gained prominence precisely because it can act on several fronts of the skin. In the video, we talk about: History of niacinamide Niacinamide emerged within the context of medicine, related to vitamin B3 and the study of pellagra, a disease associated with a deficiency of this vitamin. Skin Barrier It can help support the skin barrier, making it interesting for sensitive, red, dry skin or skin that needs more comfort. Oiliness Niacinamide is also widely used in routines for oily skin because it can help control sebum production and provide a more balanced skin feel. Spots and Uneven Tone It can be included in skin tone evening routines, helping to improve the appearance of spots and gradually brighten the skin. Antioxidant Action Niacinamide also works well with antioxidant routines, helping to protect the skin against damage related to oxidative stress. Anti-aging As a precursor to NAD+, it also appears in discussions about cellular energy, skin aging, skin quality, and preventative care. Products mentioned or related in the video: Principia Niacinamide A good cost-effective option for those who want to use niacinamide in a more direct way. The Ordinary Niacinamide One of the products that helped popularize 10% niacinamide serum in the global market. Creamy Niacinamide / Vitamin Complex A national option with a more complete formula, combining niacinamide with other active ingredients. Pòpo Imune Vitamin Complex Strengthening serum with 5% niacinamide, rice protein, vitamin E, and hyaluronic acid, designed for barrier protection, antioxidants, radiance, and skin care. Principia CH-01 Moisturizer that also contains niacinamide in its formula. In this video you will understand: • What is niacinamide? • Is niacinamide vitamin B3? • What is niacinamide used for in skincare? • Does niacinamide help with oiliness? • Does niacinamide help with blemishes? • Does niacinamide improve the skin barrier? • Is niacinamide an antioxidant? • Does niacinamide have anti-aging properties? • What concentration of niacinamide makes sense? • Is Principia's niacinamide worth it? • Does The Ordinary Niacinamide work? • Is Pòpo Imune Vitamin Complex good? • How to choose a product with niacinamide • Why is niacinamide in so many products? The main point is simple: Niacinamide isn't just a fad. It became a craze because it's versatile, accessible, suitable for different skin types, and can help with several concerns at once. Oiliness, barrier function, blemishes, radiance, redness, and prevention. That's why it's almost a "niacinamide friend" in your routine.