Peptide Blast

Powerful day and night moisturizers full of pure peptides and more for youthful, radiant skin.

shop now

Our Favorite Ingredients

  • Peptides

  • Granactive Retinoid

  • Vitamin C

  • Ceramides

  • Bakuchiol

Discover the Science of Youth with Peptides
Unleash the power of peptides, tiny protein fragments that are big game-changers for your skin. Peptides are the secret messengers that stimulate collagen production, resulting in plumper, firmer, and more resilient skin. Feel the difference in texture and see the visible reduction in fine lines and wrinkles as peptides work their magic.

Products with Peptides

Time Travel for Your Skin with Granactive Retinoid
Embrace the magic of retinoids without the fuss. Granactive retinoid offers the age-defying benefits of traditional retinol but with a gentler touch. It's the time-traveling serum your skin craves for a smoother, more refined texture and a luminous complexion.

Products with Granactive Retinoid

Brighten Your Day with Vitamin C
Unleash the radiance within with the illuminating power of vitamin C. This antioxidant superhero brightens your complexion, evens out skin tone, and shields your skin from the daily environmental onslaught. Say hello to luminosity that turns heads.

Products with Vitamin C

Skin's Natural Guardians
They fortify the skin barrier, sealing moisture in and shielding against irritants. Safeguard skin from dryness, environmental stress, and inflammation, promoting a healthy, resilient complexion.

Products with Ceramides

Gentle Powerhouse
Bakuchiol is your gateway to smooth, rejuvenated skin without the redness or irritation. It stimulates collagen production, reduces wrinkles, and promotes even skin tone—all without the typical retinol drawbacks. Embrace the gentle powerhouse for a stunning transformation.

Products with Bakuchiol

Peptide Blast Day Cream:

Very Effective

This is what I have been looking for in a face cream.

Dave D.

Stretch Mark Serum

OMG, This actually works!!

I was very hesitant before trying this because it's been 21 years that I've had my stretch marks and nothing ever helped until today when I tried this.


Lift & Firm Serum

This one!

I feel like out of all the different serums I’ve tried, this one really works and lasts all day.

Marcy B.

Why St. Croix Products?

At St. Croix Products, we're not just skincare enthusiasts - we're family-owned professionals in the art of cosmetic formulation. As dedicated cosmetic formulators, we've channeled our passion and expertise into crafting a skincare line that reflects our values and vision.

Hailing from the USA, our journey began with a belief in the transformative power of science-based skincare. Guided by our unwavering commitment to quality, our expert team meticulously develops products that stand at the intersection of innovation and results.

What makes us unique is our heritage as family-owned creators. We're not just a brand; we're a labor of love, born from a desire to bring our expertise to life in our very own way. Our formulations are a testament to our commitment to efficacy, ensuring that every active ingredient is thoughtfully chosen and concentrated for maximum impact.

Serum Science

Explore our curated serum collection, expertly designed to address a range of skin concerns. Elevate your skincare routine with specialized formulations for a radiant complexion.

Shop Serums