This re:line Biotin Shampoo for Hair Growth is designed as a sulfate-free and paraben-free option for individuals experiencing thinning or hair loss. The formula includes botanical ingredients such as rosemary, aloe vera, saw palmetto, and coconut, which are commonly used in hair care products for their potential to support scalp health and reduce breakage. It also features a B-complex formula and ingredients marketed as DHT blockers, since DHT is often associated with hair thinning. The shampoo is advertised as being suitable for men and women, as well as for a variety of hair types, including color-treated and sensitive scalps. In addition to cleansing, it aims to provide essential vitamins that may contribute to thicker, fuller-looking hair.

Why Consider This Product?
Biotin Shampoo for Hair Growth is marketed toward individuals experiencing thinning or hair loss. It contains a B-complex formula along with botanical ingredients such as rosemary, aloe vera, saw palmetto, and coconut, which are commonly associated with scalp health and hair strength. The shampoo is free of sulfates and parabens, and it is described as hypoallergenic, making it suitable for color-treated hair and for those with more sensitive scalps. According to the manufacturer, it can be used across a wide range of hair types, including oily, dry, brittle, frizzy, or damaged hair.
Features and Benefits
Formulated to Support Hair Growth
The shampoo includes a B-complex blend and vitamins intended to help support healthier-looking, fuller hair. Botanical extracts such as rosemary, aloe vera, saw palmetto, and coconut oil are included for their traditional use in hair and scalp care.
DHT-Blocking Properties
The product is marketed as containing natural ingredients that may help reduce the effects of dihydrotestosterone (DHT), a hormone linked to hair thinning. By addressing DHT on the scalp, the shampoo is positioned as a strengthening and volumizing option.
Safe for Color-Treated Hair
Because the formula is sulfate-free, it is promoted as safe to use on colored or chemically treated hair without stripping or fading.
Broad Suitability
The shampoo is described as appropriate for a variety of hair types and conditions, from oily and fine to dry and brittle, as well as for different hair colors.


Product Quality
The Biotin Shampoo is described as being made with natural ingredients and formulated without sulfates or parabens. These characteristics are intended to make it gentle enough for everyday use while still providing nourishment for the scalp and hair. The manufacturer positions the formula as supportive of healthier hair growth, particularly for those experiencing thinning.
What It’s Used For
Promoting Hair Growth
This shampoo is marketed as targeting thinning hair by delivering vitamins and nutrients associated with stronger, fuller hair. Regular use is suggested to help improve the appearance of thickness and volume.
Addressing Hair Loss
According to the product description, the formula includes ingredients promoted as DHT blockers. Since DHT (dihydrotestosterone) is linked to hair thinning, the shampoo is presented as a way to help reduce its impact on hair follicles.
Safe for Different Hair Conditions
The shampoo is formulated to be suitable for a variety of hair conditions, including color-treated, highlighted, bleached, or damaged hair. Its gentle, sulfate-free formula is also noted as appropriate for sensitive scalps.
For Both Men and Women
Because hair thinning and loss can affect all genders, the product is marketed as suitable for both men and women seeking a supportive shampoo option.

Product Specifications
Specifications | Details |
---|---|
Bottle Size | Available in 16 oz |
Ingredients | Rosemary, Aloe Vera, Saw palmetto, Coconut |
Certification | No specific certifications listed |
Hair Type Suitability | All hair types, including color-treated and damaged hair |
Sulfate and Paraben-Free | Yes |
Hypoallergenic | Yes |
Who Needs This
Anyone experiencing hair thinning or loss can benefit from this Biotin Shampoo. It is suitable for both men and women of all hair types, including those with color-treated or damaged hair. Whether you’re looking to promote hair growth or prevent further hair loss, this shampoo is a suitable choice.

Pros
- Reduces shedding and promotes thickness – Many reviewers report experiencing less hair loss and noticing fuller, thicker hair with regular use.
- Improves hair texture and health – Users often describe their hair feeling softer, stronger, and healthier after washing.
- Pleasant scent and good lather – The fragrance is generally described as clean and refreshing, and the shampoo lathers well despite being sulfate-free.
- Gentle formulation – Free from sulfates and parabens, it is considered safe for color-treated hair and suitable for those with sensitive scalps.
Cons
- Higher cost – Several reviewers note that the shampoo is expensive relative to the bottle size.
- Consistency issues – A few users mention that the formula can thicken or develop a gel-like texture over time, making it harder to dispense.
FAQ’s
Is this shampoo suitable for daily use? Yes, this shampoo is safe and gentle enough for daily use.
Can this shampoo be used on colored hair? Absolutely, this shampoo is sulfate-free and specifically formulated to be safe for colored hair.
Will this shampoo cause any adverse reactions for those with sensitive scalps? No, this shampoo is hypoallergenic and gentle on sensitive scalps.
How long does it take to see results? Results may vary, but consistent use of this shampoo can lead to visible improvements in hair growth and thickness within a few weeks.
Can women and men both use this shampoo? Yes, this shampoo is suitable for both women and men.

What Customers Are Saying
Feedback on the Biotin Shampoo is generally positive, with many reviewers noting reduced shedding and an improvement in hair thickness and overall appearance. Some users mention that their hair feels softer, healthier, and more manageable with continued use. Others appreciate the pleasant scent and the fact that the formula is sulfate-free, making it gentle on color-treated hair. However, not all experiences are the same; while some users report visible results, a few note that the shampoo did not produce significant changes for them, or that the consistency of the product thickened over time.
Overall Value
Customers often point out that the shampoo feels high-quality and gentle compared to harsher alternatives. Its blend of vitamins and botanical ingredients, along with its sulfate- and paraben-free formulation, is frequently highlighted as a benefit. At the same time, several reviews mention that the price is on the higher side, given the bottle size. Overall, those who see results tend to consider it worth the cost, while others feel the value depends on individual response.

Tips and Tricks for Best Results
To maximize the effectiveness of this Biotin Shampoo, consider incorporating the following tips and tricks:
- Use the shampoo regularly, ideally on a daily basis.
- Massage the shampoo gently into the scalp to stimulate blood flow and promote absorption of the active ingredients.
- Follow up with a conditioner to nourish and hydrate the hair.
- Avoid excessive heat styling or chemical treatments that can further damage the hair.
- Maintain a healthy diet and lifestyle to support overall hair health.
Final Thoughts
Product Summary
The re:line Biotin Shampoo is marketed as a supportive option for individuals experiencing thinning or weakened hair. It contains a mix of botanical extracts, a B-complex blend, and ingredients promoted for scalp and follicle health. Many customers describe improvements in thickness and reduced shedding, though results vary from person to person.
Final Recommendation
For men and women seeking a gentle, sulfate-free shampoo aimed at supporting hair strength and reducing shedding, this product may be worth trying. While some users report noticeable results, others are less convinced, making it important to keep expectations realistic. Overall, it remains a popular choice among those looking for a natural, vitamin-enriched shampoo to complement their hair care routine.

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