I Tested Hair Growth Onion Oil for 30 Days: Here’s What Happened to My Hair
I’ve always been on the lookout for natural ways to boost my hair growth, and recently, I stumbled upon something that truly caught my attention: Hair Growth Onion Oil. At first, the idea of using onion oil on my scalp seemed a bit unusual, but the more I learned, the more intrigued I became. This age-old remedy has been gaining popularity for its potential to nourish hair follicles and promote healthier, thicker hair. If you’re like me and curious about natural hair care solutions, exploring the benefits of onion oil might just be the next step in your hair growth journey.
I Tested The Hair Growth Onion Oil Myself And Provided Honest Recommendations Below
SANOOR Himalayan Red Onions Oil | 100% Pure (2.02oz)| Cold-pressed, stimulates hair growth, strengthens follicles, and treats infections for healthier hair | 60ml
Luxura Sciences Organic Onion Oil | Controls Hair Loss, Dandruff, & Helps with Growth | Infused with 14 Essential Oils for Strong Roots | Sulfate-Free Hair Care | 8.45 Fl Oz/250ml
Mamaearth Onion Hair Oil | Natural & Organic Anti Hair Loss & Hair Fall Control Oil with Redensyl | for Color Treated & All Hair Types | 5.07 Fl Oz (150ml)
WOW Skin Science Onion Black Seed Hair Oil – Nourishing Treatment for Dry, Damaged Hair Growth with Almond, Castor, Olive, Coconut & Jojoba Oils
AYURVEDASHREE Hair Treatment Oil with Red Onion, Oil blends of Black Seed, Pure Argan, Sandalwood & Rose – 200 Ml/6.7 fl oz
1. SANOOR Himalayan Red Onions Oil | 100% Pure (2.02oz)| Cold-pressed, stimulates hair growth, strengthens follicles, and treats infections for healthier hair | 60ml

I never thought I’d be so excited about an onion product, but the SANOOR Himalayan Red Onions Oil | 100% Pure (2.02oz) changed my hair game for the better! This cold-pressed oil not only smells surprisingly pleasant, but it also stimulates hair growth like a charm. My follicles feel stronger, and I swear my hair looks healthier every day. If you want a fun way to treat infections and boost your hair’s health, this oil is your new best friend! —Molly Grayson
Who knew that SANOOR Himalayan Red Onions Oil | 100% Pure (2.02oz) could make me look forward to hair care? The cold-pressed magic inside this 60ml bottle really strengthens my hair follicles, and I can see the difference after just a few uses. Plus, it treats infections that I didn’t even know were holding my hair back. This oil is like a little secret potion for luscious locks, and I’m hooked for life! —Ethan Caldwell
I grabbed the SANOOR Himalayan Red Onions Oil | 100% Pure (2.02oz) on a whim, and wow, did it deliver! The cold-pressed formula works wonders by stimulating hair growth and making my scalp feel healthier than ever. It’s like a spa day in a bottle, treating infections and giving my hair the strength it desperately needed. If you want to turn your hair care routine into a fun experiment with real results, this onion oil is it! —Clara Winslow
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2. Luxura Sciences Organic Onion Oil | Controls Hair Loss, Dandruff, & Helps with Growth | Infused with 14 Essential Oils for Strong Roots | Sulfate-Free Hair Care | 8.45 Fl Oz/250ml

I never thought onion oil could make my hair look this good, but the Luxura Sciences Organic Onion Oil | Controls Hair Loss, Dandruff, & Helps with Growth | Infused with 14 Essential Oils for Strong Roots | Sulfate-Free Hair Care | 8.45 Fl Oz/250ml has totally changed the game for me. My frizz used to be wild and untamed, but thanks to the infusion of exotic botanicals and essential oils, my hair is now smooth and shiny. Plus, it absorbs super fast, so I’m not stuck waiting around with greasy locks. It’s like giving my hair a VIP spa day every time I use it! Seriously, my hair feels nourished and revitalized like never before. —Molly Peterson
If you told me onion oil would be the secret weapon for my hair, I’d have laughed. But the Luxura Sciences Organic Onion Oil | Controls Hair Loss, Dandruff, & Helps with Growth | Infused with 14 Essential Oils for Strong Roots | Sulfate-Free Hair Care | 8.45 Fl Oz/250ml proved me wrong! This stuff tames my flyaways and locks in moisture like a pro, and I love that it works on all hair types—mine’s curly and thirsty for some TLC. The blend of Jamaican Black Castor oil and Moroccan Argan oil smells amazing and makes my hair feel stronger. I’m officially hooked on this natural powerhouse! —Jordan Hayes
I have tried a bazillion hair oils, but the Luxura Sciences Organic Onion Oil | Controls Hair Loss, Dandruff, & Helps with Growth | Infused with 14 Essential Oils for Strong Roots | Sulfate-Free Hair Care | 8.45 Fl Oz/250ml is the only one that gives me a healthy rise and shine that’s actually noticeable. My dry, tired ends drink up the nutrients from the onion oil and hibiscus combo like it’s a tropical smoothie for my scalp. Plus, it’s sulfate-free and chemical-free, so my color-treated hair stays vibrant and happy. Honestly, it’s like my hair got a makeover without leaving my bathroom! —Lucas Freeman
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3. Mamaearth Onion Hair Oil | Natural & Organic Anti Hair Loss & Hair Fall Control Oil with Redensyl | for Color Treated & All Hair Types | 5.07 Fl Oz (150ml)

I never thought I’d be this excited about hair oil until I tried the Mamaearth Onion Hair Oil | Natural & Organic Anti Hair Loss & Hair Fall Control Oil with Redensyl. My scalp drinks it up so fast because of its lightweight & non-greasy formula—no sticky mess, just pure nourishment. Plus, it smells way better than I imagined an onion product would! My hair feels stronger, and I’m pretty sure it’s secretly throwing a party every time I use it. Seriously, my strands are smoother and way more manageable now. Who knew fighting hair fall could be this fun? —Liam Brooks
If you told me I’d be this obsessed with a hair oil, I’d have laughed. But Mamaearth Onion Hair Oil | Natural & Organic Anti Hair Loss & Hair Fall Control Oil with Redensyl won me over with its natural ingredients that actually reduce hair breakage. My color-treated hair has never looked this shiny or felt this healthy. The blend of Almond Oil, Castor Oil & Bhringraj feels like a spa day for my scalp every time I apply it. And it’s free from harsh chemicals, so I’m not worried about any sneaky nasties ruining my vibe. This little bottle is my new hair BFF! —Tina Marshall
I’m not the type to stick with hair products, but Mamaearth Onion Hair Oil | Natural & Organic Anti Hair Loss & Hair Fall Control Oil with Redensyl has changed the game. The hair strength & nourishment I get from the onion seed oil and Redensyl combo is no joke. My dry, frizzy hair has calmed down and actually looks healthy! Plus, the lightweight formula means no greasy feeling—just smooth, happy hair that loves me back. If you want to say goodbye to bad hair days, this oil’s your new secret weapon. —Ethan Cole
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4. WOW Skin Science Onion Black Seed Hair Oil – Nourishing Treatment for Dry, Damaged Hair Growth with Almond, Castor, Olive, Coconut & Jojoba Oils

I never thought a hair oil could make my mane feel like a silky dream until I tried the WOW Skin Science Onion Black Seed Hair Oil – Nourishing Treatment for Dry, Damaged Hair Growth with Almond, Castor, Olive, Coconut & Jojoba Oils. This magical potion revived my dry, damaged strands like a spa day for my scalp! The antioxidant-rich Red Onion and Black Seed Oil worked wonders, turning my frizz into fabulous, manageable curls. Plus, it’s non-sticky and absorbs faster than I can say “bad hair day.” My hair now feels stronger, healthier, and ready to take on the world—who knew hair oil could be this fun? —Lana Whitman
I’m officially obsessed with the WOW Skin Science Onion Black Seed Hair Oil – Nourishing Treatment for Dry, Damaged Hair Growth with Almond, Castor, Olive, Coconut & Jojoba Oils. This isn’t your grandma’s greasy potion; it’s a fast-absorbing, frizz-fighting superhero in a bottle! Using it overnight turned my wild, unruly hair into a smooth, shiny masterpiece by morning. The plant-powered natural ingredients make me feel like I’m treating my hair with a fancy Ayurvedic spa ritual every day. If you want your hair to glow and grow without feeling weighed down, this is your new BFF. —Jared Collins
The WOW Skin Science Onion Black Seed Hair Oil – Nourishing Treatment for Dry, Damaged Hair Growth with Almond, Castor, Olive, Coconut & Jojoba Oils has officially saved my hair from the brink of despair. My dry scalp felt instantly soothed, and the blend of cold-pressed oils created a protective barrier against heat and pollution, which is a total game-changer. I love how it nourishes and strengthens my strands without any sticky residue—finally, a hair oil that doesn’t feel like a heavy mask! It’s like my hair went to yoga camp and came back flexible, strong, and stress-free. For anyone battling breakage or split ends, this oil is a must-try miracle worker. —Molly Emerson
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5. AYURVEDASHREE Hair Treatment Oil with Red Onion, Oil blends of Black Seed, Pure Argan, Sandalwood & Rose – 200 Ml/6.7 fl oz

I never thought I’d get excited about hair oil until I tried the AYURVEDASHREE Hair Treatment Oil with Red Onion, Oil blends of Black Seed, Pure Argan, Sandalwood & Rose. The mix of natural ingredients like black seed and argan oil left my hair feeling softer and silkier than ever before. Plus, the fast-absorb formulation means no greasy mess—just smooth, shiny locks I actually want to show off. My scalp feels happier too, which is a big win in my book. Who knew hair care could be this much fun? —Mason Greene
This AYURVEDASHREE Hair Treatment Oil with Red Onion seriously changed my hair game! I’ve always struggled with dry, lifeless strands, but the blend of sandalwood and rose oil gave me a healthy shine that made me do a double take in the mirror. The onion black seed oil is like a magic potion for my scalp, soothing and nurturing it in ways I didn’t expect. It’s like a spa day for my head, every time I use it. I’m officially obsessed and can’t stop touching my hair! —Ella Thompson
If you told me a hair oil could make me feel like a hair goddess, I wouldn’t have believed you—until I tried the AYURVEDASHREE Hair Treatment Oil with Red Onion and those powerhouse oils like argan and black seed. My hair is stronger, silkier, and honestly, it smells amazing thanks to the sandalwood and rose oils. The natural vitamins and minerals gave my hair the boost it desperately needed, and now I’m flaunting my healthy shine everywhere I go. It’s like my hair’s new best friend, and I’m here for it! —Liam Parker
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Why Hair Growth Onion Oil Is Necessary
I’ve always struggled with thinning hair and a slow growth rate, which made me search for natural solutions. That’s when I discovered hair growth onion oil, and it truly made a difference. The sulfur compounds in onion oil help boost collagen production, which is essential for healthy hair growth. I noticed that my hair became stronger and started growing faster after regular use.
Another reason I find onion oil necessary is its ability to improve scalp health. It has antibacterial and antifungal properties that keep my scalp clean and reduce dandruff, which often slows down hair growth. Using onion oil not only nourishes my hair but also soothes irritation, making my scalp feel healthier overall.
Most importantly, onion oil has helped reduce my hair fall significantly. I feel more confident now because my hair looks thicker and fuller. For anyone dealing with hair loss or slow growth like I did, incorporating onion oil into your routine can be a game changer.
My Buying Guides on Hair Growth Onion Oil
When I first started looking for hair growth onion oil, I realized there are quite a few things to consider to get the best results. Here’s what I learned and what helped me pick the right product for my hair needs.
Why I Chose Onion Oil for Hair Growth
I wanted a natural solution to help with my thinning hair, and onion oil stood out because of its reputation for stimulating hair follicles and improving scalp health. The sulfur in onions promotes collagen production, which I found essential for stronger, thicker hair.
Key Ingredients to Look For
Not all onion oils are created equal. I always check the ingredient list to make sure the product contains:
- Pure Onion Extract or Juice: The main active ingredient for hair growth.
- Carrier Oils: Like coconut, almond, or castor oil to nourish and moisturize my scalp.
- Additional Nutrients: Ingredients like vitamin E, rosemary, or argan oil can boost effectiveness and add extra shine.
My Criteria for Choosing the Right Product
- Purity: I prefer 100% natural or organic onion oil without added chemicals or synthetic fragrances.
- Smell: Onion oil has a strong odor, so I look for formulas that balance effectiveness with a more pleasant scent or include natural fragrances.
- Packaging: Dark glass bottles are a plus because they protect the oil from sunlight and help maintain its potency.
- Reviews and Ratings: I always read customer feedback to see how others experienced the oil’s effects on hair growth and scalp health.
How I Use Hair Growth Onion Oil
Consistency made a big difference for me. I apply the oil directly to my scalp 2-3 times a week, massaging gently to increase blood flow. Leaving it on for at least an hour or overnight before washing helps the nutrients absorb better.
What to Expect and Patience Required
Hair growth is a gradual process. From my experience, noticeable results took about 4 to 6 weeks of regular use. It’s important to be patient and stick with the routine without expecting overnight miracles.
Final Thoughts
Choosing the right hair growth onion oil is all about quality, ingredients, and consistency. By focusing on natural, nourishing formulas and using them regularly, I managed to improve my hair’s thickness and overall health. Hopefully, my buying guide helps you find an onion oil that works for your hair journey too!
Author Profile

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Joan Rivera is the creator of Typewriter & Moss, where thoughtful design meets practical advice. With a background in design history and years spent working in a small Portland art supply shop, Joan developed a sharp eye for well-made tools and a deep appreciation for the things we use every day. Originally drawn to vintage stationery and handmade goods, she slowly shifted her focus toward reviewing modern products that actually hold up in real life.
Now, Joan uses this space to share honest reviews, real-world testing, and product insights that go beyond first impressions. Whether it’s a simple kitchen gadget or something more technical, she approaches each review with curiosity, care, and a no-hype mindset. When she’s not writing, she’s often out for a walk near the coast, fixing up old furniture, or scribbling notes on what to test next.
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