• Nioxin Diamax Advanced Hair Thickening Serum 3.3 oz

View all products by Nioxin

Nioxin Diamax Advanced Hair Thickening Serum 3.3 oz

SKU#: 72090

$ 49.49  LIST PRICE: $ 55.00
You Save: $5.51 (10%)


Nioxin Diamax Advanced Hair Thickening Serum, proven to instantly boost hair diameter and protects hair against breakage, allowing it to grow longer* (with daily use). Our advanced formula is specifically designed to boost hair thickness and density, giving you thicker, fuller-looking hair Instantly. This powerful treatment not only enhances the thickness of your hair but also strengthens and nourishes it from within, leaving it more manageable. With ingredients like caffeine and niacinamide, Diamax thickens the hair at the roots whilst also protecting against hair breakage. 

• Fuller, Thicker-Looking Hair: Nioxin Intensive Diamax Advanced is a hair thickening treatment that enhances the appearance of fuller, thicker hair.
• Boosts Hair Diameter: This advanced formula boosts the diameter of each individual hair strand, creating a voluminous and thicker look.
• Strengthens and Protects: The treatment strengthens and protects the hair, reducing breakage and promoting healthier, more resilient strands.
• Nourishes and Energizes the Scalp: Diamax Advanced nourishes the scalp, providing essential nutrients and energizing the hair follicles for improved hair growth.
• Suitable for All Hair Types: Diamax Advanced is suitable for all hair types and can be used daily as part of your hair care routine.

How to use:
1. Apply a small amount of the serum directly to your scalp. 
2. Gently massage the serum into your scalp using circular motions. 
3. Do not rinse out. 
4. For best results, use daily as part of your hair care routine.



If you are not completely satisfied with a Brighton Beauty Supply purchase we would gladly accept returns of eligible (new, unused, and unmarked) products within 30 days of delivery. Brighton Beauty Supply does not offer exchanges at this time.

We encourage you to check your items upon receipt of the package to make sure you received exactly what you ordered. In rare cases items can be damaged in transit or your package can arrive open with missing items, please contact our customer support team as soon as possible.

All Claims Must Be Made Within 14 Days from receipt of the package. We will provide a pre-paid return label if a mistake was made on our end. If Return is made for any other reason (change of mind, dislike the color, ext.), the customer will be responsible for shipping the items back to our facility.

Items must be returned to us new, unused with all original boxes and seals attached. We ask you to use the original packaging or any other carton box to ship your items back to us. Shipping them in a plastic bag will damage the item(s) in transit and will not be accepted for a refund. Returns that do not meet our policy will be refused or sent back to you at your cost. Brighton Beauty Supply monitors return activity for abuse and reserves the right to limit returns in all instances. All returns are subject to validation and approval at Brighton Beauty Supply’s discretion.

Use of Promotional Free Shipping Option

Brighton Beauty Supply offers promotional free shipping for orders exceeding a certain amount. Brighton Beauty Supply reserves the right to change promotional amounts anytime, without any notice. We encourage our customers to check the updated information on Brighton Beauty Supply homepage before placing any orders.

Returning Orders with Promotional Free Shipping

Customers returning any items back to our facility for a refund will be responsible for shipping fees, unless there was a mistake on our part. Customers are responsible for shipping the products with a reputable carrier and saving the tracking information as a proof of shipment. Upon receiving the package(s), our return department representatives will inspect all items returned for their eligibility. If all items meet our return policy, a refund will be issued back to the original payment method. Otherwise, we will contact the customer via email for further instruction. 

PLEASE NOTE: If the total of the order becomes less than promotional free shipping amount after returning an item(s), the original shipping fee will be deducted from the refund. Customers can check the original shipping fee by putting desired items in the shopping basket and inserting their zip code. Our shipping fees vary depending on destination. 

Non Returnable, Non Refundable Items

Due to Health and Hygiene Concerns, sales of Nail Polish, Clipper Blades, Hair Brushes, Nail Files, Skin Care Cosmetics, Make Up Brushes and ext. will be considered as Final Sale and Will Not be eligible for return.

Repeated Returns

We offer a flexible returns policy to make your online shopping experience even easier. We do monitor the number of returns made by customers and continued returns will be flagged and may, at our discretion, lead to the closure of your Brighton Beauty Supply account or future orders being refused.

Return Shipping Address

Please ship your items to the address below, including your order number.

Brighton Beauty Supply
Return Department (Order # space for order number)
419 Brighton Beach Ave
Brooklyn, NY 11235

Contact our customer care team by emailing info@brightonbeautysupply.com if you have any further concerns.



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