The Benefits of Niacinamide for Hair and 7 Products to Try 

If you’ve been on a journey to boost your hair health, chances are you’ve come across niacinamide. This powerhouse ingredient, a form of vitamin B3, has been taking center stage in haircare — and for good reason. Known for its versatility and gentle nature, niacinamide offers a host of benefits that cater to nearly every hair type and concern. 

What is Niacinamide?

Niacinamide — also known as vitamin B3 or nicotinamide — is a water-soluble vitamin that plays a key role in maintaining healthy hair, skin and overall bodily functions. It’s a nutrient that supports cellular energy production and repair, making it an essential component for hair follicle and scalp health. 

Unlike other vitamins that require sunlight or dietary fat to activate, niacinamide is highly stable and easily absorbed, making it an effective skincare and haircare ingredient. Known for its anti-inflammatory, hydration and antioxidant properties, niacinamide balances oil production, strengthens hair and protects against environmental damage.

The Perks of Using Niacinamide for Hair

Niacinamide is a true multitasker when it comes to haircare. Whether you battle dryness, thinning or scalp irritation, this vitamin B3 derivative can address a range of concerns. Here are some of the top benefits you can expect when incorporating niacinamide into your haircare routine.

It Strengthens Your Hair

Niacinamide works wonders in reinforcing your hair’s natural protective barrier. By improving the structure of keratin proteins — the building blocks of your hair — niacinamide makes strands more resilient against breakage. Whether your hair is fine, damaged or prone to snapping, adding niacinamide to your routine can strengthen it over time.

It Supports a Healthy Scalp

A healthy scalp is the foundation of good hair, and niacinamide has your back. It boosts circulation to the scalp, delivering oxygen and nutrients to hair follicles. Plus, its anti-inflammatory properties can soothe scalp irritation, making it a great choice for those dealing with conditions like dandruff or eczema.

It Promotes Hair Growth

Using niacinamide could promote hair growth by preventing oxidative stress to the hair follicles. By improving blood flow to the scalp, niacinamide may indirectly stimulate hair growth. Stronger, healthier follicles often lead to fuller, thicker hair over time. While it’s not a miracle solution, regular use could maximize your hair growth.

It Locks in Moisture

Niacinamide is a humectant, meaning it helps your hair and scalp retain moisture. This is especially beneficial if you deal with dry, brittle hair or a flaky scalp. Hydrated hair is more elastic, less prone to breakage and looks shinier overall.

It Reduces Excess Oil

If your scalp tends to get greasy quickly, niacinamide can balance sebum production. This means less oil buildup at the roots, so you can go longer between washes without compromising your hair’s appearance. 

It Protects Against Environmental Stressors

Between UV rays, pollution and styling tools, your hair faces a lot of daily stress. Niacinamide has antioxidant properties that protect your strands from these external aggressors. Think of it as a shield that keeps your hair looking its best, even in tough conditions. 

It Improves Hair Texture

Over time, regular niacinamide use can leave your hair feeling smoother and looking shinier. By enhancing the health of your scalp and strands, it improves overall texture, making your hair easier to manage.

How to Use Niacinamide in Your Hair Routine

The good news?  Niacinamide is a gentle ingredient that works well with most hair types and can be found in shampoos, conditioners and serums. For the best results:

• Choose a targeted product: Look for formulations specifically designed to address your hair concerns, whether that’s dryness, oiliness or thinning.
• Apply to the scalp: Niacinamide works best when applied directly to your scalp, as this is where it can stimulate blood flow and strengthen follicles.
• Be consistent: Like most haircare solutions, it takes time to see results. Stick with your niacinamide product for at least a few weeks to notice the benefits.

7 Must-Try Niacinamide Product for Hair

If you’re ready to reap the benefits of niacinamide for your hair, there are several standout products available that cater to different hair needs. Here’s a list of niacinamide-rich haircare products worth trying:

1. The Ordinary Multi-Peptide Serum for Hair Density

This lightweight serum combines niacinamide with peptides and caffeine to target thinning hair and promote a fuller, denser look. Apply it directly to your scalp for the best results.

2. Vegamour GRO Hair Serum

Infused with niacinamide and plant-based ingredients, this serum supports scalp health, strengthens follicles and encourages hair growth. Plus, it’s cruelty-free.

3. Kerastase Specifique Bain Divalent Shampoo

Designed for oily roots and dry ends, this shampoo uses niacinamide to balance sebum production while maintaining hydration for a healthy scalp and smooth strands. 

4. Briogeo Scalp Revival Charcoal + Niacinamide Cooling Serum

Perfect for soothing an irritated or itchy scalp, this serum combines niacinamide with charcoal to detoxify and refresh, leaving your scalp calm and nourished.

5. Olaplex No. 9 Bond Protector Nourishing Hair Serum

With niacinamide and antioxidants, this serum protects against environmental damage and strengthens and smooths your strands for a silky finish. 

6. Living Proof Scalp Care Revitalizing Treatment

This scalp-focused treatment uses niacinamide and vitamin B3 derivatives to improve scalp hydration, balance oil levels and promote overall scalp and hair health.

7. Philip Kingsley Density Scalp Drops

Featuring niacinamide alongside green tea extract, these drops optimize scalp health and reduce oxidative stress, encouraging stronger, healthier hair growth. 

Tips for Adding Niacinamide to Your Routine

Use these tips to get the most out of your haircare routine:

• Focus on applying serums and treatments directly to your scalp for maximum absorption.
• Pair niacinamide products with a gentle, sulfate-free shampoo to maintain a balanced scalp environment.
• Be consistent — regular use is key to seeing noticeable improvements in your hair’s health. 
• Be gentle with your hair. Avoid tying it in a tight ponytail as this can damage the hair follicles and cause breakage. 

Unlock Healthier Hair With Niacinamide

Niacinamide isn’t just a trendy ingredient — it’s a scientifically-backed solution for improving hair and scalp health. From promoting stronger strands to soothing your scalp and enhancing shine, this versatile vitamin offers benefits for everyone. Whether you deal with dryness or excess oil, adding this vitamin to your routine can help you achieve your hair goals.