Microneedling for hair loss works by stimulating the natural regeneration processes of the scalp, leading to improved nutrient absorption and activation of hair follicles. Here are the main mechanisms by which it works:

1. Stimulates Collagen Production

Microneedling creates tiny micro-injuries in the scalp, prompting the body to produce collagen. Collagen is a protein crucial for skin health. Increased collagen production strengthens the scalp and creates an optimal environment for hair growth. Healthy, collagen-rich skin can reduce hair loss and support new hair growth.

2. Improved Blood Circulation

The micro-injuries caused by microneedling stimulate blood flow in the scalp. Better circulation means more oxygen and nutrients are delivered to the hair follicles, which supports hair growth. Hair follicles need adequate supply to produce healthy hair.

3. Activation of Hair Follicles

Microneedling stimulates dormant or inactive hair follicles by activating the tissue around the hair roots. This stimulation can transition hair follicles from a resting phase (telogen) to a growth phase (anagen), leading to new hair growth.

4. Increased Absorption of Active Ingredients

After microneedling, the skin is temporarily more permeable, allowing topical treatments like minoxidil or special hair serums to penetrate deeper into the scalp. These active ingredients can thus reach the hair follicles more effectively, enhancing the treatment’s effectiveness.

5. Reduction of Inflammation

Hair loss is often associated with scalp inflammation. Microneedling can initiate anti-inflammatory processes that help soothe the scalp and reduce inflammatory hair loss.

6. Release of Growth Factors

Microneedling stimulates the release of growth factors that promote the regeneration and growth of hair follicles. These growth factors play a key role in activating stem cells in the hair follicles and help in the formation of new hair.

Conclusion:

Microneedling for hair loss works through a combination of strengthening the scalp, improving nutrient delivery, and activating dormant hair follicles. Especially when combined with other treatments, microneedling can be an effective and non-invasive method for combating hair loss.