Ingredients to Support Thinning Hair and Hair Growth
When it comes to addressing thinning hair and promoting hair growth, there are several key ingredients that have shown promising results. Here is a breakdown of some of these ingredients:
Minoxidil
Minoxidil is a vasodilator that widens blood vessels, improving blood flow to the hair follicles. This stimulation of growth and increased delivery of nutrients to the scalp can result in thicker, longer hair strands. It is the only over-the-counter topical treatment with significant clinical data supporting its efficacy in treating hair loss. While caffeine is another common vasodilator found in hair products, minoxidil remains the most proven option. It is best suited for genetic hair loss and is available as both a topical and oral prescription. However, it is not recommended for use during pregnancy due to potential risks to the fetus.
Finasteride and Dutasteride
These oral prescriptions work by suppressing dihydrotestosterone (DHT), a hormone that shrinks hair follicles. By reducing DHT levels, these medications can help prevent further hair loss. While they are primarily prescribed for men with genetic hair loss, dutasteride is often recommended for more severe cases. Women can only use these medications under medical supervision, postmenopausal or post hysterectomy, due to the risk of serious birth defects during pregnancy.
Anti-Dandruff Actives
Ketoconazole, zinc pyrithione, and selenium sulfide are common anti-dandruff actives that can also promote hair growth. These ingredients have anti-inflammatory effects that can stimulate new hair growth. Ketoconazole specifically has anti-DHT properties, helping to reduce androgen sensitivity. Zinc pyrithione and selenium sulfide aid in exfoliating the scalp, removing buildup and creating a healthier environment for hair growth.
Peptides
Peptides, such as copper peptides, have anti-inflammatory properties and can activate hair follicle stem cells, extending the growth phase of hair. Copper peptides also upregulate genes involved in growth and deliver essential nutrients to the follicles. Other peptides like acetyl tetrapeptide and biotinoyl tripeptide-1 can strengthen the follicle, reducing hair shedding. These peptides are often found in specialized complexes like Procapil or Capixyl, offering targeted treatment for hair growth.
Rosemary Oil
Rosemary oil is a natural alternative for promoting hair growth by improving circulation and reducing inflammation. Some studies have shown that rosemary oil performs similarly to minoxidil over time. It is recommended for individuals with mild thinning or sensitivity to stronger treatments, including those experiencing postpartum hair loss.
Marine Collagen
Marine collagen, when taken as an oral supplement, has shown promising results in promoting hair growth. Studies have indicated that marine collagen can enhance hair regrowth and increase the expression of hair growth factors. It is a beneficial addition to the wellness routine of individuals with male- or female-pattern baldness, providing similar results to finasteride in some cases.
Overall, incorporating these ingredients into your hair care routine can help support thinning hair and encourage healthy hair growth. It is important to consult with a healthcare provider before starting any new treatments, especially if you are pregnant or have underlying medical conditions.

