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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Rene Furterer Triphasic Reactional Concentrated Serum - Thinning Hair caused by stress, postpartum, seasonal change - Drug-Free - Breastfeeding Safe - Dermatologist tested - 12 ct., 3-Month Supply

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
0.3 Pounds
Material Type Free
No medication
Scent
unparfümiert

⏳3-month targeted hair vitality

🌿Drug-free, plant-based formula

💧12 concentrated serum vials

AR$331101

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Description

🌿 Unlock your hair’s comeback story—because your scalp deserves the best!

SAFE GENTLE FORMULA - Dermatologist tested, breastfeeding safe, and free from medications—pure confidence in every drop.
SCALP BALANCE BOOSTER - Preserves your scalp’s natural ecosystem for healthier, more resilient hair growth.
EFFORTLESS APPLICATION - Snap-off tip and applicator for precise, mess-free serum delivery to damp scalp.
SALON GRADE HAIR VITALITY - Trusted by professionals, this concentrated serum revitalizes thinning hair with plant-powered potency.
STRESS POSTPARTUM HAIR SAVIOR - Clinically designed to combat sudden thinning from stress, postpartum, and seasonal changes.

René Furterer Triphasic Reactional Concentrated Serum is a drug-free, dermatologist-tested treatment designed to address sudden and temporary hair thinning caused by stress, postpartum, illness, or seasonal changes. Delivered in a convenient 12-vial pack for a 3-month supply, this leave-in serum preserves scalp balance and strengthens hair vitality with a plant-based formula safe for breastfeeding mothers.

Specifications

ASIN	B07P8J3VZ6
Age Range (Description)	Adult
Age Range Description	Adult
Best Sellers Rank	#84,888 in Beauty & Personal Care ( See Top 100 in Beauty & Personal Care ) #220 in Hair Styling Serums
Brand	René Furterer
Brand Name	René Furterer
Customer Reviews	4.3 out of 5 stars 373 Reviews
Global Trade Identification Number	03282770209686, 03282775025793
Hair Type	thinning
Item Form	Lotion
Item Type Name	HAIR SERUM
Item Volume	113.4 Milliliters
Item Weight	4.8 ounces
Manufacturer	Rene Furterer
Manufacturer Part Number	3282770209686
Material Type Free	No medication
Model Number	3282770209686
Number of Items	12
Package Size Name	Pack of 12
Recommended Uses For Product	Professional Salon & Spa
Scent	unparfümiert
Scent Name	unparfümiert
Unit Count	1.92 Fluid Ounces

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AR$331101

Duties & taxes included

In stock

Sold byAmazon ArgentinaDelivered byDesertcartCustomer service byDesertcartReturns14 days · 30 with PRO

Buyer Protection · Full refund if your order doesn't arrive as described.

Desertcart purchases this item on your behalf and handles shipping, customs, and support to Argentina.

Secure transaction

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TrustScore 4.5 | 7,300+ reviews

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