Onion Hair Oil

"My sister lost her hair during chemotherapy, her regrowth was patchy and thin but since using this over one and half months her hair has thickened is no longer patchy and as a result she's become alot more confident and leaves her head uncovered around family now without feeling uncomfortable"

Sakina B.
Verified Customer

Onion Hair Oil

Onion Hair Oil is a natural hair strengthening oil that nourishes the scalp, reduces hair fall, and supports healthier hair growth. Enriched with onion seed extract and plant oils, it helps improve scalp circulation, reduce breakage, and boost shine without heaviness. Lightweight and non-greasy, this oil is ideal for daily hair care to make hair feel stronger, smoother, and more manageable.

Free Shipping Secure Checkout

120-Days Money Back Guarantee

That's how confident we are in your results. But if you're not thrilled, send it back and we'll refund your purchase. Less than 0.5% of users ask for their money back.

How soon will I start seeing results?

Most users notice visible improvements within 2 to 4 weeks of consistent use, though results may vary based on hair type and routine.
Is it safe for daily use?

Yes, all Replenhair products are formulated to be gentle and suitable for daily use when used as directed.
Ingredients & Benefits

Hand-blended Oils including Allium Cepa (Onion) Bulb Extract, Nigella Sativa (Black) Seed Oil, Oryza Sativa (Rice) Bran Oil , Rosmarinus officinalis (Rosemary) Leaf Oil, Tocopherol (Vitamin E), Fragrance Essential Oil
Shipping, Returns

All orders are carefully packed and shipped within 24 to 48 business hours to ensure safe and timely delivery.

"My sister lost her hair during chemotherapy, her regrowth was patchy and thin but since using this over one and half months her hair has thickened is no longer patchy and as a result she's become alot more confident and leaves her head uncovered around family now without feeling uncomfortable"

Sakina B.
Verified Customer
Onion Hair Oil
Onion Hair Oil - Replenhair
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PROVEN BENEFITS. BACKED BY RESULTS.

Every Replenhair formula is thoughtfully developed using high quality, nature inspired ingredients and clinically inspired research. Our products are designed to support healthier looking hair and a balanced scalp with consistent use.

93%

noticed improved scalp comfort

95%

felt hair looked healthier with regular use

91%

experienced smoother, more manageable hair

90%

saw visible improvement in four weeks

Nature inspired. Clinically Tested.

We have traveled the world in search of only scientifically proven ingredients backed by decades of research.

Key Active

Onion Extract

Helps reduce hair fall and supports stronger hair roots.

Onion Extract
Clinically Inspired

Black Seed Oil

Nourishes the scalp and helps improve hair strength and thickness.

Black Seed Oil
Plant Powered

Rice Bran Oil

Rich in vitamins and antioxidants that strengthen hair roots and improve hair texture.

Rice Bran Oil
Scalp Care

Rosemary

Refreshes the scalp and supports healthier, stronger looking hair.

Rosemary
Gentle Formula

Vitamin E

Supports scalp health and helps hair look shiny and healthy.

Vitamin E
Clean Beauty

Essential Oil Blend

Gives a pleasant natural aroma and enhances the overall experience.

Essential Oil Blend

US vs Other Brands

We pride ourselves on using high-quality, natural ingredients to ensure your hair gets the best care possible, unlike other brands.

Natural Rice Water & Biotin

Essential Oils for Added Moisture

Safe Preservatives

No Chemicals

Other Brands

100% Natural

Infused with Pure Plant Based Oils

No Harsh Chemicals

Free from Parabens & Sulfates

Gentle, Safe Preservatives

No Artificial Fragrances

Reduces Breakage
Nature Inspired Ingredients
Clinically Inspired Formulation
Scalp Safe and Gentle
Suitable for All Hair Types

FREQUENTLY ASKED QUESTIONS

Onion Hair Oil helps nourish the scalp, strengthen hair roots, reduce hair fall, and support healthier, smoother hair with regular use.

Yes. Onion extract is known to support better scalp health and circulation, which can create a healthier environment for stronger, fuller-looking hair over time.

Massage a small amount into your scalp and hair from roots to tips. Leave on for at least 30 minutes or overnight, then wash with a gentle shampoo. Use 2–3 times a week.

Yes. This lightweight formula works well for dry, damaged, curly, and normal hair types. If your scalp is oily, use a smaller amount to avoid excess residue.

No. When used in the right amount, this oil absorbs into the scalp and strands without leaving hair feeling heavy or greasy.

Many users notice softer, smoother hair after a few uses. Visible reduction in hair fall and stronger hair tends to appear with consistent use over several weeks.