C Serum
Vitamin C Ester Skin Conditioner | 1 Fl. Oz.
Hydrate. Brighten. Renew.
Reveal smoother, firmer, more radiant-looking skin with this advanced facial serum designed to target the visible signs of aging while delivering intense hydration.
Powered by our exclusive Serious-C3 Plasma Bio Technology, powerful Vitamin C Esters, and age-correcting antioxidants, this lightweight yet deeply nourishing serum helps improve the appearance of fine lines, wrinkles, dullness, uneven texture, and loss of firmness. Moisture-binding ingredients work to replenish hydration, leaving skin looking plumper, smoother, and beautifully refreshed.
Fast-absorbing and silky to the touch, this daily treatment layers effortlessly under your favorite moisturizer to help restore a healthy-looking, youthful glow.
Why You'll Love It
🍊 Brightens the complexion with powerful Vitamin C Esters
✨ Helps visibly improve the appearance of fine lines and wrinkles
💧 Delivers deep, long-lasting hydration for smoother-looking skin
💛 Helps improve the look of firmness and elasticity
🌟 Supports a healthier, more radiant-looking complexion
🧴 Layers beautifully under moisturizer and makeup
Your Daily Glow Booster
Whether you're looking to boost hydration, improve skin texture, or restore youthful-looking radiance, C3 Facial Serumdelivers concentrated age-defying ingredients that help your skin look smoother, brighter, plumper, and more resilient with continued use.
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How it Works
How it Works
Product Benefits
Product Benefits
Key Ingredients
Key Ingredients

Frequently Asked Questions
Do you offer any product guarantee?
Shop with confidence. Every Serious Skincare product is backed by our 30-Day Money-Back Guarantee. If you’re not completely satisfied with your purchase, simply contact our Customer Care team within 30 days and we’ll be happy to assist you with your return and refund.
How long will it take to get my order?
We work quickly to get your Serious Skincare favorites on their way! Most orders are processed within 1 business dayand typically arrive within 3–5 business days after shipping. Once your order is on its way, we’ll email you tracking information so you can follow it right to your door.
We’re excited to bring Serious Skincare to our Canadian customers! Most orders are processed within 1 business day and typically arrive within 7–14 business days after shipping. Delivery times may vary depending on your location and customs processing. Once your order is on its way, you’ll receive a shipping confirmation email with tracking information so you can follow your package right to your door.
Is it possible to track my order?
Absolutely! Once your order has been processed and shipped from our distribution center, you’ll receive ashipping confirmation email with your tracking informationso you can follow your order’s journey right to your doorstep.
Where do you currently ship?
We ship throughout theUnited States and Canada, making it easy to get your Serious Skincare favorites delivered right to your door. Our trusted shipping partners help ensure your order is handled with care from our distribution center to you.
How can I get in touch with customer support?
We're Here to Help
Our Customer Care team is happy to answer your questions and assist with your order.
Email: support@seriousskincare.com
Phone: 1-800-540-8662
Returns
Please send all returns to:
Serious Skincare Returns
ATTN: Blue Logistics
8825 Boggy Creek Rd
Orlando, FL 32824