Thick Hair vs Thin Hair: What’s the Difference & How to Tell Your Type?
BY TRYBELLO
April 28, 2025

Key Takeaways
- Thick hair has a larger strand diameter and greater hair density, while thin hair has narrower strands and less density.
- Visual characteristics include fuller volume for thick hair and a sleeker appearance for thin hair.
- A simple strand test can help you determine if your hair is thick or thin.
- Proper care for thick hair involves managing volume and avoiding heavy products, whereas thin hair benefits from volumizing products and gentle handling.
- TryBello Hair Helper Spray works effectively for both thick and thin hair types, with key ingredients like biotin, caffeine, and castor oil that target the hair follicle to promote stronger, fuller growth regardless of your natural hair thickness.
Understanding Thick & Thin Hair
Core Differences
The primary difference between thick and thin hair lies in the diameter of the hair strands and their density on your scalp. Thick hair has a greater diameter and is often more textured, providing a fuller appearance. On the other hand, thin hair strands are narrower and tend to have a sleeker, more delicate appearance.

Thick hair has a larger diameter and more strands per square inch, making it denser and fuller, while thin hair has a smaller diameter and fewer strands, resulting in a finer, less voluminous appearance (image courtesy of Shopify Pinterest).
Visual and Textural Characteristics
Thick hair often looks voluminous and feels heavy. It tends to hold styles well, thanks to its texture and density. Conversely, thin hair appears finer and can sometimes struggle to hold a style. This is because the strands are smoother and less dense, which can make them more prone to lying flat.
Overall Volume
Thick hair naturally has more volume due to the density and size of each strand. This can be both a blessing and a challenge. While it provides a full look, managing the volume can be tricky.
Thin hair, with its finer strands, often has less natural volume. However, this doesn't mean it can't look full and vibrant. With the right techniques and products, thin hair can achieve a voluminous look without the heaviness.
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Identifying Your Hair Type
Strand Test Basics

One of the easiest ways to test your hair's thickness is by performing a strand test.
Take a single strand of hair between your fingers. If it feels coarse or you can easily feel its texture, you likely have thick hair. If it feels smooth or barely noticeable, your hair is probably thin.
Hair Count Considerations
Another way to determine your hair type is by considering hair density. This refers to the number of hair strands per square inch on your scalp. Thick hair usually has a high density, meaning more strands are packed closely together, while thin hair has fewer strands, resulting in more scalp visibility.
Daily Shedding Patterns
Observing how much hair you shed daily can also provide clues about your hair type. While everyone loses some hair daily, thick hair might shed more noticeably due to its volume. Thin hair might seem to shed less, but because of its delicacy, each strand lost can feel more significant.
Scalp Visibility Indicators
If your scalp is easily visible when your hair is parted, you might have thin hair. Thick hair tends to cover the scalp more completely, making it less visible. However, consider natural hair parting and styling habits, as these can also affect scalp visibility.
By recognizing your hair type, you can choose the right products and techniques to enhance its natural beauty.
Caring for Thick Hair
Daily Care Tips
Start with a gentle shampoo and conditioner that are designed for thick hair. These products help maintain moisture without weighing your hair down. Avoid overwashing, as this can strip your hair of its natural oils.
After washing, gently towel-dry your hair to remove excess moisture. Don't rub your hair too vigorously, as this can cause frizz and breakage. Instead, pat it dry and let it air-dry as much as possible.
Essential Hair Products

For thick hair, using the right products can make all the difference.
Look for leave-in conditioners or hair serums that provide hydration and control frizz. These products help to smooth the hair cuticle and add shine.
Besides that, a wide-tooth comb is your best friend when detangling thick hair. It helps to prevent breakage and keeps your hair looking smooth and tangle-free.
Styling Techniques
Styling thick hair can be fun because it holds shapes well. Use heat styling tools like curling irons or straighteners to create your desired look. However, always use a heat protectant spray to minimize damage.
For a quick style, try braiding your hair overnight. In the morning, you'll have beautiful waves without the need for heat styling. This technique saves time and keeps your hair healthier!
Maintenance Advice

Regular trims are essential for maintaining thick hair.
Aim for a trim every 6–8 weeks to prevent split ends and keep your hair looking fresh. This also helps in managing the weight of your hair, preventing it from becoming too heavy.
Also, try to deep condition your hair at least once a week. This helps to replenish moisture and keeps your hair looking and feeling healthy.
Caring for Thin Hair
Boosting Volume
To boost volume in thin hair, start with a volumizing shampoo and conditioner. These products are designed to add body and lift to your hair without weighing it down.
After washing, use a lightweight mousse or root-lifting spray to add volume. Apply it to the roots while your hair is damp, then blow-dry using a round brush to create lift. Additionally, try flipping your head upside down while blow-drying. This technique encourages natural lift at the roots and adds fullness.
Effective Haircare Products
Thin hair benefits from lightweight products that add volume without adding weight. Look for serums and leave-in conditioners that are specifically formulated for fine hair.
Avoid heavy creams or oils, as these can make thin hair appear greasy and flat. Instead, opt for products that enhance shine and provide a light hold, such as Trybello Hair Helper Spray.
Styling Strategies
Styling thin hair requires a delicate balance. Avoid excessive heat styling, as this can lead to damage and breakage. Instead, try natural styles that enhance your hair's natural texture.
Consider using hair accessories like clips or headbands to add interest and style without the need for heat. These can also help to create the illusion of more volume.

Hair clips and headbands can create the illusion of voluminous hair.
Protective Practices
Always use a heat protectant before styling and avoid tight hairstyles that can cause breakage.
Additionally, sleep on a silk pillowcase to reduce friction and prevent damage while you sleep. This simple change can make a significant difference in the health of your hair.
Trybello: The Perfect Solution for All Hair Types
Understanding your hair type—whether it’s thick or thin is super important for creating a hair care routine that truly works for you. That’s where our Bello Hair Helper Spray comes in! It’s designed to adapt to your unique hair, offering a fresh approach to hair care.
It contains powerful hair-loving ingredients like biotin, caffeine, and castor oil that can boost hair growth and fullness in just 8 weeks!
Biotin strengthens your hair right at its core, improving keratin infrastructure for both thick and thin strands. Caffeine helps get the blood flowing at the roots, waking up those dormant follicles, while our specially processed castor oil brings essential nutrients without weighing your hair down.

Unlike traditional products that just tackle surface issues, our Hair Helper Spray goes deep to the follicle level with a fantastic blend of active botanicals.
Using it is a breeze! Just spritz 5-10 times directly onto your scalp every day, then give yourself a gentle massage to help it absorb. After just 8 weeks, you’ll start to notice even the finest hair looking denser, and thicker hair will shine brighter and feel more manageable.
Our formula celebrates your natural hair type, working with it to enhance its strengths and tackle any challenges. Regular use, along with good nutrition and gentle care, creates the best environment for your hair to flourish, no matter how thick or thin it is!
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