![]() Sebum is made of four substances: wax, triglycerides, fatty acids, and squalene. The sebaceous gland is the part that produces sebum – aka natural hair oil. You have probably seen a word called “sebum” while searching for information about hair loss solutions. The sebaceous gland is located right next to the follicle. “Hair follicle” generally indicates the part inside the scalp, while “hair shaft” refers to the visible part that is outside the skin (the part we are able to see). Both terms basically mean hair, but actually refer to a different part of the hair to be specific. “Hair shaft” and “follicle” are interchangeably used words. When we over-style our hair (perming, coloring, excessive-hair brushing or drying too long with hot air) the cuticle cells get damages.ĭifference between hair shaft and hair follicle Another important function of the cuticle is that it holds water to add shine to our hair. These overlapped layers act as protection for our hair shaft. It contains 6 to 8 layers of overlapping cells. Cuticle: The cuticle is the outer layer of the hair shaft.It contains an element called melanin, which holds the color in our hair (brown, black, blonde, red, etc). Cortex: The cortex is the middle part of the hair shaft.Interestingly, the medulla can only be found from people with thick and coarse hair. Medulla: The medulla is located in the inner part of the hair shaft.Hair shaft is made of three parts: medulla, cortex and cuticle: While we weren’t able to find clear scientific evidence why some hairs have black bulbs, it is generally known that it means the hair was still in the growth stage known as anagen phase. Why some hairs have black bulbs instead of white? ![]() White bulbs at the end of hairs that have fallen belong to this phase. Your hair is just sitting and getting ready to come out anytime. During the telogen phase, your follicle does not grow anymore because it has already been disconnected from a nutritional source. When you see your hair falling out with white bulb on end, this is an indication that the hair strand was in the telogen phase (resting period) according to. Why is there a white bulb at the end of hair strand? Hair bulb surrounds the dermal papilla at the end of the follicle. The papilla is the foundation of the hair since it controls new hair generation. The papilla is connected to the blood stream, which in turn nourishes the follicle and helps growth by providing oxygen and essential nutrition. The dermal papilla (also called hair papilla) is located at the very bottom of the hair follicle. Why? Because it will give you a better understanding of how a product or treatment approaches the issue of restoring your follicles and help you make the best choices for your specific needs. Most people that visit our website are looking for information to help with hair loss.īefore going into details about reasons or available treatments for hair loss in women, I believe it’s important to learn these two facts: how each hair follicle is structured and the hair growth cycle.
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