Overview

The twenty/twenty Get Growing Lash & Brow Serum is a highly effective treatment designed to promote the growth of thicker, fuller lashes and brows. This lash and brow serum combines three nourishing ingredients—castor oil, coconut oil, and argan oil—to improve hair appearance and health. Developed by ophthalmologists, it is safe for individuals with sensitive eyes or contact lens wearers. In addition, this growth serum is vegan, cruelty-free, and free from parabens and prostaglandins, making it a great option for those seeking clean beauty solutions. Gentle formula, easy to apply, and effective growth make it a top choice for many.

Key Ingredients & Benefits

This beauty treatment features a blend of powerful ingredients that work together to promote healthy, full lashes and brows. Castor oil is known for its ability to nourish and hydrate hair follicles, encouraging natural growth. Meanwhile, coconut oil strengthens the hair and improves moisture retention, preventing brittleness. Argan oil is rich in essential fatty acids, which repair and protect existing hair, keeping it strong and vibrant. The gentle formula is safe for sensitive eyes, offering a soothing experience even for those with dry or delicate skin around the eyes.

Best For

This lash and brow serum is best suited for individuals looking to enhance sparse or thinning lashes and brows. It is particularly helpful for those with sensitive eyes or people who wear contact lenses, as its ophthalmologist-developed formula ensures safety and comfort. Clean beauty enthusiasts will appreciate that the serum is vegan, cruelty-free, and free of harmful chemicals like parabens and prostaglandins. Users seeking a gradual but natural improvement in lash and brow density will find this serum an excellent, gentle option for enhancing their look over time.

User Feedback

Many users have reported visible results in as little as 4 to 12 weeks of consistent use, praising this serum's ability to improve the appearance of their lashes and brows. The product is particularly appreciated for being gentle on sensitive eyes, with no irritation or discomfort. The lightweight packaging with a pump makes it easy to apply, providing a hassle-free experience. However, some users mentioned that while the results are effective, they may take time to fully manifest, so patience is key when using this serum for optimal results.

Pros

  • This serum is gentle and suitable for users with sensitive eyes, including contact lens wearers.
  • Many users report visible lash and brow improvements within 4 to 12 weeks of consistent use.
  • It’s vegan, cruelty-free, and free from parabens and prostaglandins, aligning with clean beauty preferences.
  • The inclusion of castor oil, coconut oil, and argan oil helps nourish and strengthen hair follicles.
  • The lightweight formula applies easily with the convenient pump bottle, ideal for quick application.
  • It works well for people looking for a gradual, natural enhancement in lash and brow density.

Cons

  • Some users felt the results were too slow, taking up to 12 weeks to become noticeable.
  • A few people experienced mild irritation despite the product being designed for sensitive skin.
  • It may not work well for those expecting dramatic or fast results, particularly for very sparse lashes.
  • Users with extremely sensitive skin might find the serum too mild to make a significant impact.
  • This serum may not be ideal for humid climates where the product feels heavier on the skin.
  • Results can vary depending on individual lash and brow conditions, with some users seeing minimal change.

Ratings

After analyzing verified user reviews from various platforms and languages worldwide, we gathered a comprehensive look at the twenty/twenty Get Growing Lash & Brow Serum. We filtered out low-quality, spam, and off-topic feedback to provide authentic insights into the performance of this product. Both the strengths and pain points highlighted by users are reflected in the ratings below, giving you an honest and thorough evaluation from real-world experiences.

Effectiveness for Lash and Brow Growth
84%
Many users report visible improvements in the thickness and fullness of their lashes and brows, often within the recommended 4 to 12 weeks. The gradual enhancement has been especially appreciated for its natural look and long-term effectiveness. Users with sparse lashes found this serum beneficial in restoring a fuller, more defined appearance.
While some have seen positive changes, others noted that results took longer than expected, sometimes requiring consistent use beyond the suggested 12-week period. A few users mentioned that their lashes didn't achieve the dramatic growth they had hoped for, particularly in areas with very sparse growth.
Gentleness on Sensitive Skin
91%
This serum is highly praised for its gentle formula, making it ideal for those with sensitive skin or eyes. It doesn't cause irritation, even for contact lens wearers or individuals prone to redness. Several users noted that it was effective without discomfort, offering a calming experience during daily application.
Although it’s generally well-tolerated, a small number of users with very sensitive skin reported mild irritation after continued use. In some cases, individuals experienced slight redness or dryness, though these reactions appeared to be rare.
Ease of Application
88%
The pump bottle design is widely appreciated for being easy to use and allowing for precise application without wastage. Users find it convenient and mess-free, even for those with busy routines. The lightweight formula glides on effortlessly, making the daily application a simple task.
A few users found the pump bottle difficult to use at the end of the product’s life, leading to difficulty dispensing the last few drops. Additionally, some reported that they had to apply multiple pumps to cover both lashes and brows effectively, which could be seen as a downside for those wanting more product control.
Packaging and Dispensing
85%
The packaging is lightweight and practical, making it portable for travel or quick daily use. The pump dispenser also helps to maintain hygiene and avoids contamination, which is especially important for eye care products. It also has an appealing, minimalistic design that users find aesthetically pleasing.
While the pump is generally appreciated, some customers noted that the packaging can become cumbersome when trying to use the last bit of product. A few mentioned that the bottle could be more transparent to track how much is left, as it becomes difficult to gauge when it's nearly empty.
Time to See Results
80%
20%
The majority of users report seeing noticeable improvements in their lash and brow density over a period of 4 to 12 weeks, making it an appealing choice for those seeking gradual results. This product provides a steady, natural enhancement without drastic or artificial-looking changes, which many users prefer.
Some users expressed frustration with the slow pace of visible results. Despite consistent application, a few felt that they didn’t see meaningful progress within the first few weeks. This delay may discourage users who are expecting quicker outcomes.
Ingredient Quality
92%
The inclusion of high-quality ingredients like castor oil, coconut oil, and argan oil is frequently highlighted as a major plus. These ingredients are known for their nourishing properties, helping to hydrate, strengthen, and protect lashes and brows. Many users feel confident in the product’s clean formulation, free from harsh chemicals and parabens.
While the ingredients are generally praised, a few users mentioned that they were looking for additional active ingredients for faster or more dramatic results. Some also pointed out that while the oils were beneficial, the product could have included other botanical extracts for even more nourishment or repair.
Scent/Fragrance
78%
22%
Several users appreciate that the serum is nearly fragrance-free, making it suitable for those sensitive to strong scents. The mild, neutral smell ensures that it doesn’t clash with other skincare or makeup products. It’s ideal for people who prefer a non-scented experience, particularly those with sensitive noses.
For some, the lack of fragrance was a downside, as they felt it made the product feel less luxurious. A few users mentioned that even a light, pleasant scent could enhance the overall experience, making it more enjoyable to apply daily.
Suitability for Contact Lens Wearers
90%
This serum is specifically developed to be safe for contact lens wearers, and many customers with this need have reported positive experiences. They find it gentle on the eyes and non-irritating, even after long hours of wear. It's particularly appreciated for being free from prostaglandins, which is important for sensitive eye health.
A few contact lens wearers noted that while the serum is generally safe, they experienced mild stinging or discomfort when applying the product too close to the lash line. It seems that while the product is mostly non-irritating, some users with highly sensitive eyes still face occasional issues.
Value for Money
82%
18%
Many users find the serum to offer great value for its price, especially considering the clean, quality ingredients and gentle formula. For those with sensitive eyes or specific skin concerns, it delivers a good balance of effectiveness and affordability. The product lasts for a reasonable time given its small size, providing lasting results with consistent use.
A few buyers felt that the serum’s price was a bit high compared to other growth products on the market, especially considering that results can take some time to show. Some also mentioned that the smaller bottle size may not justify the cost for those who require larger quantities for consistent use.
Overall Comfort
86%
The lightweight formula is praised for its smooth, non-greasy feel, making it easy to incorporate into a daily beauty routine. It doesn’t leave any sticky residue, and users often report that their lashes and brows feel soft and well-conditioned after use. It’s an ideal choice for those who prefer a non-intrusive product.
A few users noted that while the serum is lightweight, it could be too thin for those seeking a more substantial, nourishing texture. Some individuals also mentioned that they needed to apply multiple layers for optimal results, which could detract from the overall comfort.
Long-Term Results
79%
21%
For many users, the serum’s long-term benefits include healthier, more resilient lashes and brows that continue to improve with ongoing use. Some have noticed that their lashes and brows feel stronger and more conditioned even after discontinuing use, which speaks to the product’s restorative properties.
While the product offers good long-term benefits, some users feel that the improvement plateaus after a certain point. They mention that while their lashes and brows were initially enhanced, the effects seemed to level off after a few months, and further progress became difficult to achieve.
Clean Beauty Standards
95%
The serum stands out for its clean beauty credentials, being vegan, cruelty-free, and free from parabens and prostaglandins. This makes it a top choice for customers who are committed to ethical and non-toxic beauty routines. Its ingredient transparency and commitment to sustainability are major positives for those seeking conscious beauty products.
Though many appreciate the clean formulation, a few users questioned whether certain organic oils could have been sourced more sustainably. Some felt that while the product is good overall, its clean beauty claims could be better marketed with clearer sustainability practices in place.

Suitable for:

This serum is best suited for individuals looking to enhance the appearance of sparse or thin lashes and brows. It is particularly effective for those with sensitive eyes or contact lens wearers, as it has been specifically formulated to be gentle and non-irritating. Those seeking gradual, natural improvements in lash and brow density over time will also benefit from its ingredients, such as castor oil, coconut oil, and argan oil, which nourish and hydrate hair follicles. Additionally, users who prefer clean beauty products that are vegan, cruelty-free, and free from parabens or prostaglandins will appreciate this serum's formulation, which aligns with their values for ethical and non-toxic beauty routines.

Not suitable for:

While this serum works well for many, it may not be the best option for users expecting quick, dramatic results. Some buyers have reported that the serum requires consistent use for 4 to 12 weeks to see noticeable changes, which may be too slow for those looking for faster outcomes. Additionally, users with extremely sensitive skin or eyes may experience mild irritation, despite the product being designed for gentle use. Individuals with very sparse lashes or brows may also find that the results do not meet their expectations for thick, bold growth, as the serum tends to offer more gradual and subtle improvements over time.

Specifications

  • Type: Lash and brow serum designed to enhance the appearance of lashes and brows.
  • Key Ingredients: Contains castor oil, coconut oil, and argan oil to nourish and promote hair growth.
  • Volume: 5mL of serum in each bottle, providing a sufficient amount for regular use.
  • Safe for Sensitive Eyes: Developed to be safe for sensitive eyes and contact lens wearers.
  • Vegan: This product is 100% vegan, containing no animal-derived ingredients.
  • Cruelty-Free: The product is cruelty-free, with no animal testing involved in its development.
  • Paraben-Free: Formulated without parabens, ensuring a cleaner beauty product.
  • Prostaglandin-Free: Free from prostaglandins, which are commonly found in some lash serums but may cause irritation.
  • Application: Comes in a convenient pump bottle for easy and hygienic application.
  • Time to Results: Visible results typically appear after 4 to 12 weeks of consistent use.
  • Texture: Lightweight and non-greasy formula that absorbs quickly into the skin.
  • Suitability for Dry Skin: Suitable for dry skin types, providing hydration and nourishment to both lashes and brows.
  • Gentle Formula: The formula is gentle, designed to avoid irritation for those with sensitive skin or eyes.
  • Free from Fragrance: Formulated to be fragrance-free, reducing the risk of irritation.
  • Packaging: The serum is packaged in a 5mL pump bottle for precise, mess-free application.
  • Compatibility with Makeup: Can be used under makeup, without interfering with cosmetics.
  • Storage: Store the serum in a cool, dry place to maintain its efficacy.
  • Long Shelf Life: The serum has a long shelf life when properly stored, allowing for extended use.
  • Gradual Improvement: Provides gradual, natural improvement in lash and brow density over time.

FAQ

To use this lash and brow serum, apply a small amount to the lash line and brows once a day, preferably in the evening. Gently swipe with the applicator and allow it to absorb. For optimal results, consistency is key—most users see improvements within 4 to 12 weeks of daily use.

This serum is formulated with castor oil, coconut oil, and argan oil. Castor oil nourishes and hydrates hair follicles, coconut oil strengthens and improves moisture retention, while argan oil helps repair and protect hair with essential fatty acids.

Yes, this product is developed by ophthalmologists and is safe for sensitive eyes and contact lens wearers. The gentle formula is specifically designed to be non-irritating and can be used around the delicate eye area without causing discomfort.

No, this serum has a very light, neutral scent or is completely fragrance-free. It’s formulated to be gentle on sensitive skin, so you won’t experience any overpowering fragrance while using it.

Users generally start noticing visible results within 4 to 12 weeks of consistent use. The serum works gradually, so patience is required for the best outcomes. Keep using it regularly for natural-looking enhancement.

Yes, this serum is perfect for dry and sensitive skin types. It is specially formulated with hydrating oils like coconut and argan oil, which help moisturize and protect the skin while promoting healthy hair growth.

Yes, this serum is both vegan and cruelty-free. It does not contain any animal-derived ingredients, and it has not been tested on animals, making it a great choice for those who follow ethical beauty standards.

Yes, you can apply this serum even if you’re wearing makeup. Just ensure the serum is applied to clean skin around your lashes and brows before applying any makeup, as the serum works best on a fresh, clean surface.

For best results, store this serum in a cool, dry place away from direct sunlight. Make sure to keep the cap tightly closed to prevent any contamination and maintain the effectiveness of the formula.

The serum is generally safe for most users, but like with any beauty product, irritation can occur in some cases. If you experience redness, itching, or discomfort, discontinue use and consult with a healthcare professional.