Private Label Hair Growth Oils & Serums

Transform thin hair into lush locks with private label hair growth oils. Get eco-friendly formulas, hassle-free branding, and your very own slice of the booming haircare market—all from RainShadow Labs!


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  • FDA-Registered & ISO-Certified Manufacturing

    Stringent quality control ensures safe, effective skincare products.

  • Clean, Cruelty-Free Beauty

    Naturally derived, organic ingredients with no harmful additives. 100% cruelty-free – never tested on animals.

  • Low Minimum Order Quantity

    Buy Direct / Wholesale with no minimum order. Private Label Stock requires just a 10-gallon minimum, while custom formulations start at 25 gallons.

4 products

Now Offering Pay Later with PayPal

You can now split your RainShadow Labs purchase into manageable payments with PayPal’s Buy Now, Pay Later. Launch your private label skincare line today—pay in 4 interest-free, or monthly with a fixed interest rate.

Select “Pay Later” at checkout and keep cash flow on your terms.

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Private Label Hair Growth Oils & Serums

Grow Thicker Hair with Private Label Hair Growth Oils

From city smog to heat tools, everyday damage sneaks up fast. Your customers feel it when hair frizzes, falls flat, or sheds more than usual.

This is where your brand steps in with oils that nourish the scalp, lock in hydration, and restore shine.

RainShadow Labs formulates private label hair oils that condition the scalp, protect follicles, and reinforce strands for lasting results. Our private label hair growth serums bring visible change that keeps them coming back.

Diverse Product Textures and Types for Every Hair Style

Every formula in this category delivers real benefits for different hair types and routines. Choose one or all four to offer a complete hair growth line:

These label hair growth oils support everything from daily styling to monthly deep treatments. 

Whether your clients want to maintain silky softness or restore strength after damage, you can deliver results they can see and feel.

Customize the Product to Match Your Brand

You're not just selling oil. You're building a brand.

RainShadow Labs makes it easy to develop private-label hair solutions that reflect your identity. Choose from a wide range of fragrance profiles, adjust ingredient levels, and even tweak texture for something unique.

Need something faster? Start with our proven stock bulk formulas, then semi-customize with changes to scent, weight, or added actives. It's the easiest way to build something custom without waiting months.

We offer:

  • Semi-custom updates starting at $3,500 per formula
  • Full custom development at $5,000, with 25-gallon minimums
  • Natural fragrance and preservative options
  • Sourcing referrals for packaging

Order Samples, Then Scale Your Products

You don’t need to gamble on your next product line.

Order 2 oz samples of each hair oil to test with your clients. Check the scent, texture, and performance in real-world routines. Once you're happy, scale up on your terms.

Stock bulk products are available with no minimums, while filled and labeled orders begin at just 10 gallons. We ship bulk in as little as 3 weeks, and filled products deliver within 8 weeks of approval.

Our process gives you the speed and flexibility to stay ahead in the market, without compromising on quality or effectiveness.

Start Your Private Label Hair Oil Line Today

Hair growth is a long game, but launching your brand doesn’t have to be.

With RainShadow Labs, you get formulas that work, flexibility in development, and reliable timelines that keep your business moving.

Contact us to order samples or begin your custom formulation. Let's build something your customers will love and reorder!

FAQs About Private Label Hair Growth Oils

Are these oils safe for color-treated hair?

Yes, they’re formulated to protect and strengthen hair without stripping color.

Can these be used with gel or other styling products?

Yes. These oils layer beautifully with styling gels and conditioners to add softness and shine.

What if I want a totally unique hair growth formula?

We offer full custom development to match your exact vision. Our lab team is ready when you are.

Are the ingredients natural?

Yes. We use botanical extracts, cold-pressed oils, and essential actives without harsh synthetics.