Best Hair Color Additives & Fillers of 2026

The One 'n Only Bond Repair is an essential treatment for anyone coloring or lightening their hair. It effectively protects and repairs damage during the coloring process, ensuring your hair remains strong until your next service. This additive is perfect for restoring previously broken hair bonds, reinforcing the internal structure of your hair. You'll notice improved color intensity and reduced fading, making your hair look vibrant longer. Plus, it aids in detangling, making it easier to comb through wet or dry hair during coloring, giving you a smoother experience overall.

The POWERTOOLS Color Accelerator helps speed up your hair coloring and lightening process, cutting your wait time in half or more. Whether you use heat or not, this product works efficiently, saving you time especially when you have multiple clients or are in a rush. It’s compatible with any brand of color or bleach, so you don’t need to change your usual products or measurements. Plus, it helps keep your hair color vibrant for longer by preventing fading. On top of that, it deeply conditions your hair and scalp, leaving your hair shiny and healthy after treatment.

The Toppik Hairline Filler offers an easy way to instantly improve your hairline with four natural shades to match your hair color. This handy 3-in-1 tool not only fills in thinning areas but also helps you style your hair, making it perfect for quick touch-ups on the go. You can count on it to build and blend your hairline smoothly, giving you a fuller look that stays put until your next shampoo. Made with keratin fibers and nourishing argan oil, this product works well on all hair types, leaving a natural finish you'll appreciate every day.

Cover Your Gray Pro Fill-In Fibers is an effective solution for both men and women with thinning hair. The fibers adhere to hair roots to conceal bald spots and instantly thicken hair for a fuller look. The product is easy to apply and contains Procapil, which promotes hair growth and prevents hair loss. The medium brown color is ideal for covering gray hair and roots. Plus, the product comes with a 100% money-back guarantee.

The MANEMEN Beard Filler is designed to help you achieve a thicker, more defined beard with ease. It works great for covering gray hairs and filling in sparse spots, giving your facial hair a natural, youthful look. With up to 40 uses per pen, it offers long-lasting coverage for your beard, mustache, and eyebrows. The quick-application brush makes it perfect for busy days, letting you touch up your look in seconds whether you’re at home, work, or on the go. This product helps you maintain a polished appearance effortlessly.

The Cover Your Gray Fill In Powder in medium brown is an effective concealer that instantly fills-in thinning and balding areas to produce the appearance of thick, full hair. It conceals hair loss, thinning areas, bald spots, and gray roots. With the power of Procapil, it helps promote growth, prevent hair loss, fights follicle aging, and fortifies and rejuvenates hair with each application. The compact comes with a mirror and brush applicator, making it ideal for thinning hair and bald spots. It is rainproof and sweatproof, easily washes out with shampoo, and compatible with all hair colors and types.

The FHI Heat Hair Veil is designed to give you a natural-looking coverage for thinning hair. Its fade-resistant formula ensures that your hair color stays vibrant throughout the day without worrying about it rubbing off on your clothes. The water-resistant feature means you can go about your day without the fear of smudging or washing away the product, even in light rain or sweat. Thanks to the custom diagonal brush, you get an even and precise application, helping you blend the powder seamlessly into your hair. This product helps you cover shiny spots, exposed scalp, and even scars, giving you the confidence of a fuller, thicker hair appearance.

The MANEMEN Beard Filler is a handy tool designed to give you a fuller, more defined beard easily. It works well to cover gray hairs and fill in patchy spots, helping you look more polished and confident. This product lasts all day, so you don’t have to worry about touch-ups. With up to 40 uses per pen, it’s great for your beard, mustache, and even eyebrows. Plus, its brush design makes it quick and simple to apply, fitting perfectly into your busy routine whether you’re at home, work, or on the go.

Garnier Express Retouch is your go-to solution for quick and effective gray hair coverage. Available in four shades, including dark blonde, it allows you to cover your roots instantly, giving you up to 100% gray coverage whenever you need it. The innovative cushion applicator ensures precise application, so you can touch up without the mess often associated with sprays or powders. Plus, with its anti-transfer technology, you can confidently make adjustments on the go. This travel-friendly product is also water-resistant and washes out easily with shampoo, making it perfect for busy lifestyles.

The Savory Prime Pick Up Refill is a must-have for pet owners who are tired of dealing with pet hair on their furniture and clothes. This refill is designed to easily remove hair from almost any surface, making it a convenient tool for keeping your home clean and hair-free. With its compact package dimensions of 14.732 H x 9.144 L x 9.906 W (centimeters) and lightweight package weight of 0.186 kilograms, it is easy to store and carry around. Made in the United States, you can trust the quality and durability of this product. Say goodbye to pet hair and hello to a cleaner home with the Savory Prime Pick Up Refill.