Wholesale Serums & Oils

Offer your customers real results with wholesale serums & oils. Choose ready-to-label formulas that hydrate, brighten, and protect the skin. Build your skincare brand with proven bulk serum formulations.


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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.

27 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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Wholesale Serums That Work for Every Skin Type

Busy skin care routines. Environmental stress. Constant product buildup. These issues leave your customers frustrated with tired, unbalanced skin.

You can help. Add facial serums to your brand that support healthy skin and provide visible results.

Our wholesale serums hydrate, smooth, and brighten using essential ingredients like hyaluronic acid, vitamin C, and niacinamide. These ingredients work for all skin types. Each product is lightweight, fast-absorbing, and packed with skin-loving nutrients.

Your customers will love how simple yet powerful each serum feels. And you’ll love how fast you can go to market.

Shop 25+ Stock Bulk Serum Formulations

Our serum wholesale options give you access to pre-formulated, professional-grade skin care products. Each formula was created with high-performing ingredients and tested for results.

You can choose from these available serums:

Each facial serum gives your brand a solid foundation to serve more customers with effective skin care.

Build a Skin Care Brand You Believe In

Wholesale serums help you expand without starting over. Pick your formula. Customize it if needed. Let us handle the rest.

You can also semi-customize to suit your brand. Change scent. Adjust texture. Add a natural antioxidant or swap an ingredient. Semi-custom work starts at $3,500 per formula.

Need something completely new? We offer full custom formulation starting at $5,000 with a 25-gallon minimum.

Whether you stick with a stock bulk serum or go custom, we’re here to help your skin care brand grow.

Order Samples First, Then Scale Up When You’re Ready!

You should test a product before you commit. That’s why every serum is available in a 2 oz sample.

Use the sample in treatments. Let your team and customers try it. Feel the texture. Smell the scent. Get honest feedback.

When you're ready to scale, we make it easy:

  • No minimum for stock bulk orders
  • Filling begins at 10 gallons
  • Bulk typically ships within 3 weeks
  • Filled and labeled orders delivered in 8 weeks

You provide your packaging. We handle the fill. Need packaging support? We can connect you to trusted vendors.

Add Serums & Oils to Your Product Line

Facial serums offer high-concentration benefits in lightweight textures. They hydrate dry areas. They brighten dull patches. They help soothe irritation and support clear, balanced skin.

You can sell them as part of an anti-aging kit, a glow-up bundle, or on their own. Every serum fits seamlessly into daily and long-term skin care routines.

Each formula supports skin health with a clear goal. It may hydrate with hyaluronic acid, brighten with vitamin C, reduce redness, or help the skin recover from daily stress.

Want to build a skin care line your customers will love and reorder? Reach out and let’s start with your first serum.

FAQs About Wholesale Bulk Serums

Can I order samples to test the product first?

Yes. All wholesale serums are available in 2 oz sample sizes.

Are these serums made with natural ingredients?

Yes. We use natural oils, antioxidants, and essential skin care ingredients in every serum. No harsh synthetics.

How often should customers use these facial serums?

Most serums work best once or twice daily. Use depends on the product and your customer’s skin type.

What is the turnaround time for bulk and filled orders?

Stock bulk serum formulations usually ship in 3 weeks. Filled orders ship in about 8 weeks from approval.