Rosemary & Biotin Volumizing Duo Sampler

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Rosemary & Biotin Volumizing Duo Sampler

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  • Upgrade your hair wash routine with this sampler of best-selling Rosemary & Biotin Volumizing bars
  • Infused with rosemary, biotin, and NaturePep® Amaranth to help thicken strands from within
  • Formulated to help boost volume, shine, and keratin production for fuller-looking locks
  • Free of parabens, phthalates, silicones, sulfates, and artificial fragrance
  • Antioxidant-rich peptide blend helps strengthen strands to reduce breakage & split ends for friction-free, resilient hair
  • Carefully balanced, lightweight formula gently cares for your hair without leaving behind residue
  • Free of parabens, phthalates, silicones & sulfates
  • pH balanced and safe for color-treated hair
  • Reduces single-use plastic: our concentrated bar formula has the active ingredients equivalent to two 16oz bottles or one 32oz bottle of liquid conditioner
  • Made in the USA, Vegan, Cruelty Free, Leaping Bunny Certified
  • 4OCEAN CERTIFIED: For every shampoo or conditioner bar, 4ocean pulls the equivalent of one conditioner bottle's worth of plastic from the world's oceans, rivers, and coastlines

The set includes 1 of each:

  • Rosemary & Biotin Volumizing Shampoo — gently cleanses while encouraging hair growth & volume
  • Rosemary & Biotin Volumizing Conditioner — deeply nourishes for softer, smoother-looking strands

Shampoo: Wet your hair and the bar with warm water. Massage the bar into your scalp and strands, working it into a sudsy lather. Rinse and repeat as needed.

Conditioner: Post-shampoo, wet the bar with warm water and massage it into your strands from lengths to ends, working it into a sudsy lather. Rinse and comb or detangle as usual.

Pro tip: For the ultimate volumizing experience, use the Shampoo bar first then follow with the Conditioner bar to help thicken, lift, and smooth your strands.

Rosemary & Biotin Volumizing Shampoo:

Sodium Cocoyl Isethionate, Sodium Methyl Cocoyl Taurate, Vegetable Glycerin, Hydrogenated Castor Oil, Natural Fragrance*, Biotin, Rosmarinus Officinalis (Rosemary) Leaf Extract, Amaranthus Caudatus Seed Extract, Activated Charcoal, Guar Hydroxypropyltrimonium Chloride, Hydrolyzed Oat Protein, Chromium Oxide Green (CI77288)**, Iron Oxide (CI77492)**, Ultramarine (CI77007)**, Citric Acid. *Natural fragrance derived from plants. **Natural color.

Rosemary & Biotin Volumizing Conditioner:

Cetearyl Alcohol, Behentrimonium Chloride, Cocos Nucifera (Coconut) Oil, Helianthus Annuus (Sunflower) Seed Oil, Lauryl Laurate, Natural Fragrance*, Biotin, Rosmarinus Officinalis (Rosemary) Leaf Extract, Amaranthus Caudatus Seed Extract, Guar Hydroxypropyltrimonium Chloride, Chromium Oxide Green (CI77288)**, Iron Oxide (CI77492)**, Ultramarine (CI77007)** *Natural fragrance derived from plants. **Natural color.

Frequently Bought Together

Total price:

4 Reasons to Love the Rosemary & Biotin Duo Sampler

Before and after comparison of a woman with red hair, wearing a white top on a plain background.

deeply cleanses & hydrates

Refreshes fine & delicate hair from roots to ends to help encourage healthy growth and softer-feeling, shinier-looking strands.

boosts volume

The carefully balanced and lightweight formula lifts hair from the root for a fresh-from-the-salon look with volume that lasts until your next wash day.

thickens strands from within

Powered by hair-loving ingredients, like rosemary extract, biotin, and thickening NaturePep® Amaranth, to help boost keratin production for fuller-looking locks.

reduces breakage & split ends

Strengthens strands with an antioxidant-rich peptide blend for more resilient hair, especially while brushing.

Perfect Additions

Perfect Additions

Frequently Asked Questions

  • Yes! Our formula is gentle enough for daily use but most people would benefit from using it every second or third day. We recommend taking a look at the results, and make sure not to overwash your hair.

  • Yes! Our formulas are free of sulfates and parabens which means they're gentle enough to be used on color treated hair without stripping color.

  • Yes! Our shampoo is free of sulfates and parabens which means it's gentle enough to be used on keratin or Brazilian Blowout treated hair without stripping results.

  • Our formula is gentle enough for daily use but most people would benefit from using it every second or third day. We recommend checking results and adjusting based on your hair type.

  • Depending on your hair type and how frequently you wash your hair, some people see results immediately and some people may start to see results in a few weeks.

  • Yes! Our shampoos are free of sulfates and parabens which means they're gentle enough to be used on hair extensions!

  • The Rosemary & Biotin Volumizing Duo Sampler is best for those with fine and/or thinning hair who want to try the formula before committing to full-size bars. Perfect for travel too!

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