Flouf Factor Growth™ Leave-In Mask
Flouf Factor Growth™ Leave-In Mask
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DESCRIPTION
DESCRIPTION
STRENGTHENS STRANDS, VISIBLY THICKENS AND SUPPORTS HAIR GROWTH.
A once-in-a-while leave-in hair treatment that takes two seconds to do with visible results that last ages: improved elasticity, tamed frizz and flyaways, increased shine, and silky soft strands.
With regular use, hair is noticeably thicker, healthier and shinier looking. Tick tick tick!
Size: 150mL
HOW TO USE
HOW TO USE
This hair mask is about as low-maintenance as it gets.
Apply a generous amount to the ends of washed, towel-dried hair and comb through with fingers or a wide-tooth comb. That's literally it.
WHY YOU'LL LOVE OUR LEAVE-IN HAIR MASK
WHY YOU'LL LOVE OUR LEAVE-IN HAIR MASK
For a leave-in hair treatment that not only smells good but also leaves hair shiny and hydrated, you'll love the Flouf Factor Growth™ Leave-In Mask. It's an ally to hair health and perfect for styling that slick back look, without being too heavy or buttery.
This simple hair treatment gives fine patchy hair a fuller look, especially when used with the rest of our Flouf Factor Growth™ range. And with all that new growth popping through, who knows what else is possible (hello lucky girl syndrome)!
WHO IT'S FOR
WHO IT'S FOR
Unlike other hair masks, ours is powered by effective hair tech that's engineered for most hair types. If you have thinning hair or are experiencing postpartum hair loss, it's just the kind of stress-free hair treatment you may need.
Apply, comb through and leave in – then wait for the magic to happen.
FLOUF FACTOR GROWTH™
FLOUF FACTOR GROWTH™
FGF5 is a protein that tells your hair when it’s time to stop growing and fall out. Think of it like a timer – when it goes off too soon, it shortens the hair’s growth phase. This can lead to thinner, weaker hair or more shedding. Managing FGF5 helps keep that timer from going off too early, so your hair has more time to grow thick and strong. Think of our FGF5 hair tech as the snooze button.
No sulfates, phosphates, silicone or phthalates.
Bouf's hair mask is formulated with 100% natural actives.
Colour safe, keratin safe and extension safe.
Australian made.
97% of users saw less hair on their brush or left in the shower after 120 days of use⁺
⁺In a 2017 Consumer Usage Study of 79 users over 120 days.
INGREDIENTS
INGREDIENTS
ATER, CETEARYL ALCOHOL, PARAFFINUM LIQUIDUM, CAPRYLIC/CAPRIC TRIGLYCERIDE, GLYCERIN, BEHENTRIMONIUM CHLORIDE, CETRIMONIUM CHLORIDE, PANTHENOL, HYDROLYSED WHEAT PROTEIN, HYDROLYSED KERATIN, ASCORBYL PALMITATE, ROSA MULTIFLORA FRUIT EXTRACT, SANGUISORBA OFFICINALIS EXTRACT, SWERTIA CHIRATA EXTRACT, TOCOPHERYL ACETATE, HYDROLYZED ADANSONIA DIGITATA (BAOBAB) SEED EXTRACT, PUNICA GRANATUM PERICARP (POMEGRANATE) EXTRACT, DISODIUM EDTA, CANANGA ODORATA (YLANG YLANG) FLOWER OIL, ROSEMARINUS OFFICINALIS (ROSEMARY) LEAF OIL, LAVANDULA ANGUSTIFOLIA (LAVENDER) FLOWER OIL, LINUM USITATISSIMUM (LINSEED) OIL, ISOPROPYL ALCOHOL, CITRIC ACID, FRAGRANCE, CITRONELLOL, GERANIOL, D-LIMONENE, LINALOOL, ALPHA-PINENE, PHENOXYETHANOL, CAPRYLYL GLYCOL, BETA-CARYOPHYLLENE
Caution: Keep out of reach of children. Should not be used on areas of scalp with broken skin or irritation. Avoid contact with eyes. In case of contact with eyes, rinse immediately with water. For external use only. Discontinue use if irritation occurs.

1 Mask, 3 Ways To Use It
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The Leave-In
The lazy girl method
Apply a small amount to the ends of freshly washed, towel-dried hair and comb through with your fingers or a wide-tooth comb.
That's it. No rinsing. No waiting. Just soft, glossy strands on your way out the door.
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The Deep Treatment
When your hair needs a hug
Lather it through your hair and leave it in for 30 minutes, then rinse. Or for the ultimate reset, apply it before bed, sleep on it, and rinse out in the morning.
Your hair will feel like a completely different person's.
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The Slick Back
Your new styling secret
Work a small amount through dry or damp hair and brush or smooth it back. It holds without being stiff, tames flyaways without feeling greasy, and gives you that effortlessly sleek finish. Not to mention it works to support that new growth of yours!
Results worth posting about
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Before
After
Shop nowResults after 90 days of The Starter Pack
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Before
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shop nowResults after 21 days of The Starter Pack
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Before
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shop nowResults after 30 days of The Starter Pack
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Before
After
Shop nowResults after 90 days of the ultimate bouf head bundle
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Before
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shop nowResults after 60 days of The Starter Pack
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Before
After
Shop nowResults after 30 days of the Flouf Factor Growth™ Tonic
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Before
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shop nowResults after 120 days of The Starter Pack
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Before
After
Shop nowResults after 90 days of the Flouf Factor Growth™ Tonic
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Before
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shop nowResults after 112 days of The Starter Pack
Flouf Factor Growth™
Hitting snooze on hair fall.
FGF5 is a protein that tells your hair when it’s time to stop growing and fall out. Think of it like a timer – when it goes off too soon, it shortens the hair’s growth phase. This can lead to thinner, weaker hair or more shedding.
Managing FGF5 helps keep that timer from going off too early, so your hair has more time to grow thick and strong. Think of our FGF5 Hair Tech as the snooze button.
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FAQ's
The answers to your ‘wait, what?’ moments
What does a hair mask do?
A hair mask is one of those hair treatments that often feels bougie, but isn’t. Why? It uses time and deep-conditioning to restore moisture, boost hair shine and softness, tackle frizz, and repair the damage caused by heat, coloured dyes and/or bleach.
Are hair masks good for your hair?
They can be... if you choose the right one for your hair type and #hairgoals. A hair repair mask like Bouf's leave-in hair cream is a fabulous option to turn up your hair's volume and improve scalp health. Especially when you use it with other Flouf Factor Growth™ products, like our Tonic, Shampoo and Conditioner.
Do I use the Flouf Factor Growth™ Leave-In Mask on wet or dry hair?
Either! Apply a small amount to dry ends or add a larger amount combed through wet hair to use as a styling product for a slicked-back look. Heck, you can even use it as a heat protectant before blow-drying or using heated tools. However, we recommend using as little heat as possible on hair to protect it from damage.
Is the Flouf Factor Growth™ Leave-In Mask suitable for all hair types?
Yes! The FGF5 technology makes it perfect for thinning hair but it is suitable for all hair types. It’s safe to use on dyed hair and hair with extensions or treated with keratin.
Do I have to leave the Flouf Factor Growth™ Leave-In Mask in?
You can leave it in all day, overnight for a more intense treatment, or wash it out after 3-10 minutes as a quicker step in your routine.
What is FGF5?
FGF5 is a naturally occurring protein in the scalp that plays a role in signalling the end of the hair growth phase. In a typical hair cycle, this is followed by a new growth phase. However, factors such as stress, hormonal changes, nutritional deficiencies, ageing, or genetics may contribute to elevated FGF5 activity, which has been associated with increased shedding and slower regrowth.
Bouf’s formula includes ingredients that have been studied for their potential to inhibit FGF5 activity. By supporting a balanced hair cycle, Bouf helps promote the appearance of healthier, fuller-looking hair over time.
Is Bouf pregnancy and breastfeeding safe?
The Bouf hair care range is formulated with ingredients that are approved for use in cosmetics. They've been tested for quality and safety, and are widely used in the industry.
Bouf products contain a light, naturally derived fragrance to give them their signature scent. While the exact blend is proprietary (as is standard for fragrance), it may include trace amounts of essential oils or other plant-based ingredients.
These are common in cosmetics and are used at very low levels. But because every pregnancy is different, our testing lab advises against making blanket claims like “pregnancy safe.” This recommendation is made out of an abundance of caution—not because of any known risk.
We always recommend that those who are pregnant or breastfeeding consult with their healthcare provider before introducing any new topical product, even one designed with postpartum care in mind.
What types of hair fall/shedding does Bouf help?
Hair fall can occur due to various factors that affect the natural hair growth cycle, including:
- Hormonal changes (e.g. menopause or postpartum)
- Illness or high fever
- Stress and lifestyle factors
- Naturally fine or thinning hair
- Genetic predisposition to hair thinning.
Bouf is formulated to support the appearance of thicker, fuller-looking hair and to help care for hair that may be experiencing temporary thinning. While it’s not a treatment for medical hair loss conditions, Bouf can be a supportive part of a healthy haircare routine.
Flouf Factor Growth™ Leave-In Mask Reviews
- Fragrance
- Texture
- Styling
- Packaging
- Rated 5 out of 5 stars11 hours agoDon’t think about it just get it!
Absolutely love! Fab for slick backs but also still nourishes your hair, and love putting through my ends after washing. Gives my hair so much volume and makes it look smooth 10/10 also smells amazing 🤩
GRGrace R.Verified BuyerWas this helpful? - Rated 5 out of 5 stars2 days agoGorgeous for slick backs
Nice product to do a slick back with before the gym!
BBouf2 days agoWe're absolutely thrilled to hear that Flouf Factor Growth™ Leave-In Mask has been working so well for your slick back style before the gym! It's fantastic to know the product is delivering exactly what you need ✨
CMCourtney M.Verified BuyerWas this helpful? - Rated 5 out of 5 stars3 days agoHow can I give this product 10 stars?
I received this product from a goodie bag. I’ve been using it for nearly 2 months now. Everyone, I mean EVERYONE has been asking me about my hair and how it looks so thick and lush. I didn’t even click and was quite confused on why it was actually getting better… 1000% because of using this product! My hair feels very thick, my colour has a gloss and everyone is asking me my secret. Excited to try more from bouf! ❤️
SSaharaVerified ReviewerWas this helpful? - Rated 5 out of 5 stars4 days agoThe best
The best
HLHollie L.Verified BuyerWas this helpful? - Rated 5 out of 5 stars5 days agoLIFE CHANGING
I had straw and rough like hair until I used this, now it’s soft and moisturised! It’s been life changing
BBouf3 days agoWe're absolutely thrilled to hear that Flouf Factor Growth™ Leave-In Mask has been such a life-changing product for you!✨
EFElla F.Verified BuyerWas this helpful? - Rated 5 out of 5 stars1 week agoInstant effect
The first time I used this on my hair I knew this was something different. I applied it to my wet hair after shampooing, let it dry naturally, then I could really feel and notice a difference. My hair felt stronger immediately, more swishy, more body, not so fly-away. This is the hair product I've been waiting for.
PAPauline A.Verified BuyerWas this helpful? - Rated 4 out of 5 stars2 weeks agoLeaves hair soft
Makes my hair feel very soft and smells nice, does nothing for volume or thickness.
PCPia C.Verified BuyerWas this helpful? - Rated 1 out of 5 stars3 weeks agoTbc
On fine hair you can only use a pea size amount as your hair does feel like it’s got a lot of product in when dry. Haven’t used long enough to see any benefits yet.
BBouf3 weeks agoHi Amelia,
Thanks so much for trying our Flouf Factor Growth™ Leave-In Mask and for sharing your feedback! We appreciate you letting us know about your experience with application on fine hair - it's really helpful to hear that a smaller amount works better for your hair type to avoid that heavy feeling when dry.
We'd love to hear how you get on with it over time, and if you have any questions about the product.
The Bouf Team x
ATAmelia T.Verified BuyerWas this helpful? - Rated 5 out of 5 stars1 month agoGreat product
Great hair mask, leaves my hair shiny and healthy looking when used as a mask for about 30 minutes.
CBClare B.Verified BuyerWas this helpful? - Rated 5 out of 5 stars1 month agoMagic mask
I have coloured hair and it always felt crispy on the ends after a while. This leave in mask makes my hair feel soooo soft without feeling oily or heavy! It has transformed my hair, can’t recommend it enough!
MJMegan J.Verified BuyerWas this helpful? - Rated 5 out of 5 stars1 month agoLove love love!
Love this product so much, my hair looks so much thicker already
OJOlivia J. j.Verified BuyerWas this helpful? - Rated 5 out of 5 stars1 month agoI have the most silky hair
Look, I’ve used a lot of leave in treatments before, but never have I had one that gave me the most silky, luscious hair! I keep on glancing at my hair, it looks fake it’s that nice, smooths out my ends, looks like I have no heat damage (which I definitely do haha)
SWSheree W.Verified BuyerWas this helpful?