would using theproduct twice a week help to speed up the result? should I continue to use the 2nd and 3rd boxes until my hair lost stops?

Bottom line: I would definitely continue with the next two boxes. And then take a break and see what happens. I am not really sure about twice a week, might be overkill. But you could ask one of their advisors on the Rene site. I went to their website and did a chat with one of the advisors. I had stopped using after the 3rd box and my hair started to come out again, so they suggest I do two more. I did that and am now not seeing much loss at all.

Can you use it on dry hair and leave on overnight?

Absolutely. Was your hair as normal, dry it and apply the vial directly on your scalp, section by section. And leave it on. You need to apply it once a week if you don’t wash your hair too often, otherwise twice a weekend. It’s a really good product. It works, you won’t see results right away, bc it doesn’t perform miracles, but you’ll notice less hair falling. Be consistent

My instructions say to use twice a week for the first month, then once a week. This is different from the instructions given on this site. Which is it

My instructions say to use two ampules per week for the first month and then one ampule per week. It is unclear if they mean two ampules once a week for the first month. Confusing…

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- René Furterer Triphasic Reactional Concentrated Serum

Q: Can you use this product with a keratin treatment

Thank you for your question. I'm a beauty advisor for Pierre Fabre USA, Inc. the parent company of Rene Furterer. Triphasic Reactional Concentrated Serum may be used on treated hair, but please pause Triphasic for 48 hours before and after the salon services.

Product ID: 185030739

Details

Brand
René Furterer
Item Form
Lotion
Item Weight
0.04 kg
Material Type Free
No medication
Scent
unparfümiert

⏳Visible results in 1 month

🌿Drug-free, plant-based formula

💧Leave-in serum for scalp hydration

$194.92

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Description

🌱 Unlock your hair’s comeback story—because your scalp deserves the spotlight.

SCALP BALANCE RESTORATION - Maintains your scalp’s natural ecosystem, ensuring long-term hair strength and resilience.
SALON GRADE FORMULA AT HOME - Trusted by industry pros, now accessible for your personal self-care ritual.
CLINICALLY PROVEN HAIR REVIVAL - See noticeable hair vitality boost in just 30 days, perfect for busy professionals who demand results.
STRESS DEFYING BOTANICAL POWER - Harnesses potent plant extracts to combat hair thinning caused by stress, postpartum, or diet changes.
EFFORTLESS LEAVE IN APPLICATION - Snap, apply, massage—no rinse needed, fitting seamlessly into your fast-paced routine.

René Furterer Triphasic Reactional Concentrated Serum is a drug-free, leave-in treatment designed to address sudden and temporary hair thinning caused by postpartum, stress, illness, or diet. Clinically proven to deliver visible results within one month, this 113.4 ml serum uses plant-based extracts to restore scalp balance and strengthen hair vitality. Easy to apply with a snap-off tip and no rinse required, it’s a professional-grade solution favored by salons and now available for your daily hair care routine.

Specifications

ASIN	B07P8J3VZ6
ASIN	B07P8J3VZ6
Age Range Description	Adult
Best Sellers Rank	#72,741 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #204 in Hair Styling Serums
Brand Name	René Furterer
Customer Reviews	4.3 4.3 out of 5 stars (375)
Global Trade Identification Number	03282770209686, 03282775025793
Hair Type	thinning
Item Form	Lotion
Item Highlight	For hair that suddenly appears thinner, clinically proven, visible results in just 1 month. Drug- free formula
Item Type Name	HAIR SERUM
Item Volume	113.4 ml
Item Weight	0.04 kg
Item model number	3282770209686
Manufacturer	Rene Furterer
Manufacturer	Rene Furterer
Manufacturer Part Number	3282770209686
Material Type Free	No medication
Model Number	3282770209686
Number of Items	1
Package Size Name	Pack of 12
Product Dimensions	6.3 x 2.8 x 3.9 inches; 1.41 ounces
Recommended Uses For Product	Professional Salon & Spa
Scent Name	unparfümiert
Unit Count	1.92 Fluid Ounces

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$194.92

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In stock

Sold byAmazon British Virgin IslandsDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

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Desertcart purchases this item on your behalf and handles shipping, customs, and support to British Virgin Islands.

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