Milbon Smooth No 4 Weekly Booster - Coarse Hair, 4 x 0.3 oz

Milbon Signature Smooth No. 4 boosts your hair’s texture leaving it silky-smooth and soft.

Milbon

Item #: 37986055

Milbon Smooth No 4 Weekly Booster - Coarse Hair, 4 x 0.3 oz

90% of respondents would recommend this to a friend

Item #: 37986055

NZD 71

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Only 11 items left in stock.

Order now and get it around Wednesday, September 23

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Milbon Signature Smooth No. 4 boosts your hair’s texture leaving it silky-smooth and soft.

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What Stands Out

Deep Conditioning

This booster delivers intense hydration and nourishment, effectively softening coarse hair while improving manageability and shine, making it an essential weekly treatment for smooth, beautiful locks.

Professional Formula

Crafted with salon-grade ingredients, this product stands out by providing a high-quality solution that meets the needs of coarse hair, ensuring you achieve professional results at home.

Convenient Packaging

With four 0.3 oz packets, this booster offers precise applications for each treatment, allowing users to easily incorporate it into their hair care routine without waste or mess.

Product Details

Professional 3-step deep conditioning treatment for coarse hair
Improves hair's texture, leaving it silky-smooth and soft
Includes 4 vials of at-home weekly booster for 5 weeks of beautiful results
Use in conjunction with the Milbon Smooth homecare collection
Apply 1 vial per week for four weeks in place of regular conditioner
Massage into wet hair from mid-length to ends and leave for 5 minutes, then rinse thoroughly

Product Dimensions	5.04 x 3.31 x 1.06 inches (12.8 x 8.4 x 2.7 cm); 0.3 ounces (8.51 grams)
UPC	849525109146
Manufacturer	Milbon
Item Form	Cream
Hair Type	Coarse
Product Benefits	Softening
Scent Name	Unscented
Additional Features	Not Tested On Animals
Package Type Name	Bottle
Hair Conditioner Type	Deep Hair Conditioner
Unit Count	1 Fluid Ounces
Number of Items	4
Item Dimensions	5.04 x 3.31 x 1.06 inches (12.8 x 8.4 x 2.7 cm)
Liquid Volume	0.3 fluid ounces
Item Weight	8.53 g
Size	0.25 Fl Oz (Pack of 4)
Brand Name	Milbon
Age Range Description	Adult
Manufacturer Part Number	MLB
Material Features	Cruelty Free
Material Type Free	animal-derived materials
Special Ingredients	Amino Oil, Smoothing Collagen
Recommended Uses For Product	Conditioner,Conditioning

Who Should Buy?

Coarse Hair Types
Ideal for individuals with coarse hair seeking to improve smoothness and manage frizz effectively.
Frizz Control
Great for users struggling with frizz and unruliness, providing a sleek look after application.
Weekly Treatment
Perfect as a weekly treatment for maintaining hair health and enhancing shine in textured hair.

Fine Hair Types
Not suitable for fine hair as it may weigh it down and cause limpness, leading to less volume.

Product Description

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Product Buying Guide

This professional deep conditioning treatment is designed to improve the texture of coarse hair, leaving it silky-smooth and soft. In this guide, we will provide you with product specifications, key features and benefits, usage scenarios, a comparison with competitors, user reviews, price analysis, and buying considerations to help you make an informed decision. Continue Reading

Customer Questions & Answers

Question: What is Milbon Smooth No 4 Weekly Booster designed for?

Answer: Milbon Smooth No 4 Weekly Booster is specifically formulated for coarse hair, aiming to enhance smoothness and manageability. This product utilizes advanced hydration technology to seal in moisture and eliminate frizz. With regular use, you'll notice a significant reduction in tangles and a boost in shine, making it easier to style your hair. Ideal for those with thick, unruly hair textures, this booster will help maintain a polished look, ideally suited for both daily use and special occasions.
Question: How often should I use the Milbon Smooth No 4 Weekly Booster?

Answer: The Milbon Smooth No 4 Weekly Booster is designed for weekly use, allowing it to effectively target and treat coarse hair issues without overloading the hair with products. using it once a week will provide consistent moisture and repair, which means your hair will be less prone to damage. Incorporate it into your hair care routine after shampooing, leaving it on for the recommended time to achieve optimal results and enjoy smooth, manageable hair throughout the week.
Question: Is the Milbon Smooth No 4 Weekly Booster suitable for colored hair?

Answer: Yes, the Milbon Smooth No 4 Weekly Booster is safe for use on colored hair. It is formulated to nourish and protect while enhancing smoothness, making it compatible with various hair treatments. The moisturizing agents help to lock in color and minimize fading, ensuring your hair looks vibrant and fresh. If you have dyed hair, this product can be an excellent addition to your routine as it addresses roughness without compromising color integrity.
Question: Can I use the Milbon Smooth No 4 Weekly Booster on fine hair?

Answer: While the Milbon Smooth No 4 Weekly Booster is specifically formulated for coarse hair, individuals with fine hair can use it sparingly. Because its rich formulation may weigh down fine strands, it's advisable to use a smaller amount, focusing on the ends rather than the scalp. This will provide hydration without sacrificing volume, helping to tame any frizz while maintaining body and bounce.
Question: What are the key ingredients in Milbon Smooth No 4 Weekly Booster?

Answer: Milbon Smooth No 4 Weekly Booster includes a blend of conditioning agents and humectants such as shea butter and hydrolyzed silk. These ingredients work synergistically to penetrate the hair shaft, providing intense moisture and enhancing smoothness. By deeply conditioning the hair, these ingredients not only improve texture but also protect against environmental stressors and heat damage, making it an essential treatment for maintaining healthy hair.
Question: What is the best way to apply the Milbon Smooth No 4 Weekly Booster?

Answer: To achieve the best results with Milbon Smooth No 4 Weekly Booster, start by applying it to freshly shampooed and damp hair. Dispense a small amount into your palms, then evenly distribute it throughout your hair, focusing particularly on the ends. Allow it to sit for the recommended time before rinsing thoroughly. This ensures the product can deeply penetrate for maximum benefits, leaving your hair softer and more manageable post-treatment.
Question: Are there any side effects or allergens in Milbon Smooth No 4 Weekly Booster?

Answer: Milbon Smooth No 4 Weekly Booster is formulated without harsh sulfates or parabens, making it suitable for most hair types. However, individual sensitivities can vary. Users with known allergies to specific ingredients such as shea butter should perform a patch test before full use. If any irritation occurs, discontinue use and consult a professional. This cautious approach will help you enjoy the benefits of smooth, manageable hair without adverse reactions.
Question: How does Milbon Smooth No 4 Weekly Booster compare to other hair treatments?

Answer: Milbon Smooth No 4 Weekly Booster stands out due to its salon-quality formula designed specifically for coarse hair. Unlike generic treatments, Milbon targets the unique needs of rough textures with a blend of potent moisturizing ingredients. Customers often report superior results in comparison to traditional conditioners or masks, finding it particularly effective for controlling frizz and enhancing shine. Plus, it offers a convenient, salon-like treatment at home, making it a preferred choice among users.
Question: How long will a 4 x 0.3 oz pack of Milbon Smooth No 4 Weekly Booster last?

Answer: A 4 x 0.3 oz pack of Milbon Smooth No 4 Weekly Booster is designed to provide multiple applications, depending on your hair length and thickness. For average-length, coarse hair, each packet can often yield 1-2 applications, allowing you to experience the benefits over several weeks. This makes it an economical choice for maintaining hair health, particularly if used as part of a regular weekly regimen.
Question: Where can I buy Milbon Smooth No 4 Weekly Booster - Coarse Hair, 4 x 0.3 oz?

Answer: You can buy Milbon Smooth No 4 Weekly Booster - Coarse Hair, 4 x 0.3 oz from Ubuy. They offer a wide range of authentic Milbon products, ensuring you receive quality items directly to your door. Ubuy also provides international shipping options, making it convenient to acquire this effective hair treatment no matter where you are located in New Zealand.

Milbon Deep Conditioners Editorial Review

The Milbon Smooth 4 Coarse Hair Masque is a game-changer for those with coarse and unruly hair which needs nourishment and hydration. This masque is formulated with amino acids which help to repair and strengthen hair, providing a smoother and more manageable finish. The product comes in a package of four 0.3 oz sachets which is perfect for those who want to try the product before committing to a bigger size. Customers who have used this product rave about the results. Many note that their hair was noticeably softer, smoother, and easier to manage after the first use. There were also positive comments made about the scent, with many people noting that it was pleasant and not overpowering. The product is also vegan and cruelty-free, making it a great choice for those looking for ethical haircare options. However, some customers noted that the product may not be suitable for all hair types. Some people with fine hair found it too heavy and greasy, and a few people with sensitive skin experienced some irritation. It's important to note that results may vary depending on hair type and individual sensitivities. Overall, the Milbon Smooth 4 Coarse Hair Masque is a great choice for anyone with coarse and unruly hair who is looking to improve manageability and hydration. With its amino acid formula and easy-to-use sachets, it's definitely worth giving a try.

Customer Reviews & Ratings

4.5

49 customers ratings

5 Star

78%
4 Star

8%
3 Star

4%
2 Star

5%
1 Star

5%

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Pros

Noticeably softens and smooths hair after first use
Pleasant scent
Vegan and cruelty-free

Cons

May not be suitable for all hair types, especially fine hair

Platform Trust & Buyer Confidence

4.1/5 355 reviews

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customer

Verified buyer

“Great service and delivery wasn't to long considering it came from American.”

3 August 2026 · via Trustpilot

Dneah

Verified buyer

“Product came earlier than expected (shipped from US to NZ), in about 3 weeks. No damages and product was exactly as advertised!”

15-Jul-26 · via Trustpilot

Andrea

Verified buyer

“Quick delivery and my Goop products are exactly as ordered thank you”

5 August 2026 · via Trustpilot

Keith

Verified buyer

“All went promised. Arrived earlier than expected”

8 August 2026 · via Trustpilot

Haley

Verified buyer

“America to New Zealand in under a week, safe and sound. Highly recommend!”

10 August 2026 · via Trustpilot

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Important information

Limitations : For products shipped internationally, please note that any manufacturer warranty may not be valid; manufacturer service options may not be available; product manuals, instructions, and safety warnings may not be in destination country languages; the products (and accompanying materials) may not be designed in accordance with destination country standards, specifications, and labeling requirements; and the products may not conform to destination country voltage and other electrical standards (requiring use of an adapter or converter if appropriate). The recipient is responsible for assuring that the product can be lawfully imported to the destination country. When ordering from Ubuy or its affiliates, the recipient is the importer of record and must comply with all laws and regulations of the destination country.
Not all the products listed on Ubuy are for sale, as Ubuy is a global search engine. Products are subject to export/trade regulations.

NZD 71

Order now and get it around Wednesday, September 23

QTY:

Only 11 items left in stock.

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Features & Benefits

Professional 3-step deep conditioning treatment
Provides immediate improvement in hair texture
Formulated for coarse hair
At-home weekly booster treatment
Includes 4 vials and yields 5 weeks of beautiful results
Use in conjunction with SMOOTH homecare collection

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Experience worry-free shopping with 100% original products, PCI DSS-compliant payment security, ISO 27001-certified data protection, the fastest cross-border delivery, free returns ^*, and secure packaging on every order.

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Milbon Smooth No 4 Weekly Booster - Coarse Hair, 4 x 0.3 oz