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Samantha C.
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Samantha C.

Product Formulator | Organic Skin Care

I’m a cosmetic formulator and certified herbalist with over 8 years of hands-on experience developing skincare formulations from concept through lab-ready development. My background bridges traditional herbal knowledge with modern cosmetic chemistry, allowing me to create products that are both thoughtfully sourced and evidence-driven. I specialize in formulating cleansers, toners, water- and oil-based serums, moisturizers, balms, and ointments, with a strong focus on ingredient functionality, skin compatibility, and long-term stability. I operate from my own R&D lab, where I develop and refine formulas, prepare small-batch samples, and conduct in-house testing to support stability, performance, and manufacturing scale-up. My work often sits at the intersection of formulation science and production, helping brands develop formulas that are realistic to manufacture, compliant with industry standards, and aligned with performance and budget goals. Services I Offer: Custom Skincare Formulation Ingredient & System-Level Consulting Formula Review, Troubleshooting & Optimization Stability, Preservation & Compatibility Guidance Manufacturing & Scale-Up Support

🇺🇸Norton Shores, United States$100/hr100% JSS5.00 (11)Since Mar 2020

Earnings and projects

MRR
$41

Last 6 months ÷ 6

World#154,288 / 412k
🇺🇸Country#20,580 / 62.1k
Revenue, last 30 days
$50

Last 6 months: $247

World#98,339 / 412k
🇺🇸Country#12,027 / 62.1k
Total earnings
$14k

Billed in all: $14k

World#167,656 / 412k
🇺🇸Country#27,260 / 62.1k
Per project
$489

$49 in the last 6 months

World#184,750 / 412k
🇺🇸Country#30,991 / 62.1k
Projects, last 6 months
5
100% fixed0% hourly
World#41,746 / 412k
🇺🇸Country#5,872 / 62.1k
Projects in all
29

Across 30 contracts

93% fixed7% hourly
World#100,215 / 412k
🇺🇸Country#14,884 / 62.1k

Earnings, last 30 days

$14.2k+$50 earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$14,125$14,150$14,175$14,200Oct 8Oct 23Nov 7

Skill rankings: Top 31% in Chemical Synthesis

Ranked by MRR among everyone on Upwork with the skill.

  1. #18Chemical Synthesis59 freelancers · 🇺🇸 #1Top 31%
  2. #30Cosmetic Raw Materials80 freelancers · 🇺🇸 #5Top 38%
  3. #31Compliance Testing69 freelancers · 🇺🇸 #9Top 45%
  4. #32Cosmetic Regulation74 freelancers · 🇺🇸 #5Top 43%
  5. #36Label Compliance82 freelancers · 🇺🇸 #11Top 44%
  6. #49Good Manufacturing Practice105 freelancers · 🇺🇸 #13Top 47%
  7. #73Skin Care152 freelancers · 🇺🇸 #15Top 48%
  8. #83Contract Manufacturing180 freelancers · 🇺🇸 #17Top 46%