Number 4’s Best-Selling Products of 2025 - Loved by Customers

Quelle année! What a year it has been, dah-ling! As 2025 draws to a close, we’re popping the bubbly, getting our festive playlists ready, and taking a look back at the products you couldn't get enough of. These are the holy grail heroes, the ride-or-dies, the ones that flew off our shelves and into your hearts (and bathrooms). This is the official N4 best-sellers list!

Think of this as our "best of beauty" awards, voted on by the chicest audience in the world: you! These are the formulas that rescued your hair, made you shine, and proved that a little luxury goes a long way. And let's be real, if these little beauties don't end up under your Christmas tree this year, we have to ask... why not?! You've either not been dropping enough hints, or maybe you've landed yourself on the naughty list. Either way, it’s time to treat yourself! Plus, there’s the perfect reason — our Free Shipping Flash Sale — so you can try any of our products and skip delivery fees from November 12–17, 2025.

So, which products made the cut? Let’s unveil the Fab Three of 2025 from Number 4 High Performance Hair Care.

The Detangling Dream: Super Comb Prep & Protect

Let’s start with the product that begins every great hair day. If you’ve ever battled with tangles after a shower, you know the struggle is real. Pulling, snagging, and hearing that dreaded snap? Non, merci! That’s why our Super Comb Prep & Protect became your absolute must-have this year.

Think of it as the chic, silk slip you wear under a couture gown. It's the essential first layer of protection. This miracle mist is a leave-in conditioning spray that makes combing through wet hair an absolute dream. No more tears, no more frustration. Just a few spritzes and your comb glides through like a hot knife through butter. But its magic doesn't stop there! It’s also a powerful protector, shielding your precious strands from heat styling and environmental stressors. It's the ultimate bodyguard for your hair.

Why you loved it:

You told us this was the product that finally ended the post-shower battle. It’s the first step in achieving a smooth, frizz-free look, whether you air-dry or blow-dry. As one of our top vegan hair care products, it’s a guilt-free indulgence that sets the stage for flawless style. It became your go-to for detangling, protecting, and adding a touch of softness before anything else.

The Repairing Savior: Reconstructing Hair Masque

When your hair sends out an S.O.S., this is the hero that answers the call. Our Reconstructing Hair Masque was the runaway favorite for intensive repair and deep conditioning, and for good reason! Between color treatments, heat styling, and just... life, our hair goes through a lot. Like really a lot! This masque is like a luxurious spa retreat for tired, damaged strands.

This isn't your average conditioner. It’s a powerful, rebuilding treatment packed with some of the industry's most innovative botanical hair care products. The rich, creamy formula dives deep into the hair shaft to fortify weak spots, mend damage from the inside out, and restore strength and elasticity. For both our curly-haired and straight-haired beauties, it’s a game-changer, making it one of the most beloved vegan hair care products. It's truly excellent for restoring bounce and definition.

Why you loved it:

You called it a "total transformation in a jar." In just 5-10 minutes, it breathed new life into dry, brittle hair, leaving it feeling impossibly soft, strong, and manageable. It’s one of the best professional hair care products you can use at home for salon-level results. The fact that it’s one of our signature paraben free hair products meant you could indulge without worry. It became your weekly ritual for hair that not only looks healthy but is healthy.

The Liquid Diamond Polish: Fluoro5 Elixer Restore & Repair Oil

Every look, from a sleek chignon to bouncy waves, needs a finishing touch. That final flourish of shine that catches the light and whispers "effortlessly chic." In 2025, that finishing touch was, without a doubt, our Fluoro5 Elixer Restore & Repair Oil.

This stuff is pure magic. It’s a weightless, anti-aging oil that instantly tames frizz, seals split ends, and imparts a luminous, diamond-like shine without a hint of grease. It’s the secret to that "I just woke up like this" gloss that looks so impossibly Parisian. It perfectly smooths and protects without weighing your hair down, making it fabulous for all hair types. It’s the final, essential step in any routine using sulfate free hair products.

Why you loved it:

You adored how this elixir delivered instant glamour. A few drops warmed between your palms and smoothed over your ends was all it took to transform hair from dull to dazzling. It’s one of the most versatile high performance hair care products in the N4 collection, perfect for pre-styling protection, a post-styling polish, or an overnight treatment. We like to think of it as the little black dress of hair care: timeless, elegant, and always perfect. And because it’s a sulfate free and paraben free formula, it’s pure goodness.

Make Your Holidays Shine Brighter

There you have it dah-ling! The official, fan-voted, most-loved products of the year from Number 4 High Performance Hair Care. These are the formulas that delivered on their promises and earned a permanent spot on your bathroom shelfies.

So, as you finalize your holiday wish list (or your shopping list for others!), don't forget these tried-and-true heroes. Gift them to a friend who deserves a little pampering or, better yet, gift them to yourself. After all, you’ve been good all year, right? Head into the new year with hair that’s stronger, shinier, and more fabulous than ever.

Here’s to a festive season filled with joy, love, and ridiculously good hair.

Xx,

Number 4 High-Performance Hair Care