15% Vitamin C + .5% Ferulic Acid + Resveratrol Antioxidant Serum, 1oz

A potent 15% vitamin C, ferulic, and resveratrol serum that brightens, firms, and defends against daily stress.

BrightensFirmsAntioxidant defense

$95.00

1 oz · about a 2-month supply, around $1.60 a day

Best forDullness, dark spots, and skin that needs a stronger antioxidant
TextureWater-light serum
UseIn the morning, after cleansing or toning, before oil or balm
Clean, plant-poweredNo synthetic fragrance or parabensCruelty-freeMade in Mississippi
Better WithoutSee the 140+ ingredients we leave out of every formula

The famous antioxidant trio. Done clean, and done right.

What it is
Our maximum-strength brightening serum, built on the most celebrated pairing in antioxidant skin care: high-dose vitamin C stabilized by ferulic acid, with resveratrol completing the trio. Together they brighten, fade the look of dark spots and sun damage, and stand guard over your collagen against the daily oxidative stress that ages skin. This is the strong one.

Who it's for
Skin that's serious about brightening: dark spots, sun damage, dullness, and uneven tone that gentler formulas haven't moved. Because it's our strongest vitamin C, it's not recommended for sensitive skin; if your skin reacts easily, start with the 10% Vitamin C Brightening Serum and work up.

Why this works, concern by concern
Most vitamin C serums have two problems: the C oxidizes in the bottle, and it works alone. This formula solves both.

To Brighten

The problem: dark spots, sun damage, and dullness that gentler formulas have not moved.

  • 15% Ethyl Ascorbic Acid (Vitamin C). An advanced, ultra-stable form of vitamin C that stays potent instead of turning brown in the bottle, and absorbs where fragile forms fail. It brightens, helps fade dark spots, and supports the collagen production behind firmer-looking skin. Customers notice the stability and say so in their reviews.
  • Amla. The Ayurvedic super-citrus, among the richest vitamin C fruits on earth, reinforcing the brightening from the botanical side.
To Protect

The problem: vitamin C that oxidizes in the bottle, or works alone, never delivers its full strength.

  • .5% Ferulic Acid. The multiplier. This plant antioxidant is famous for one thing: it stabilizes vitamin C and amplifies its protective power, which is why C-plus-ferulic is the most copied pairing in premium skin care, usually at three times this price.
  • Resveratrol. The grape polyphenol that completes the network. It brings its own antioxidant defense and recharges the system, so protection lasts through the day. A lactobacillus-fermented grape juice deepens the same benefit.
To Firm

The problem: daily oxidative stress wears away the collagen that keeps skin firm.

  • Gotu Kola and Horsetail. The firming undercurrent. Gotu kola supports collagen and circulation; horsetail brings natural silica, the mineral skin uses for strength and structure.
And to Hydrate

The bonus: a serum this strong should still finish soft, not tight.

  • Hyaluronic Acid and Panthenol (Provitamin B5). The comfort layer. They hydrate and cushion so a serum this strong still finishes soft, not tight.

What it's like to use
A light botanical-water serum over aloe, rose geranium, and witch hazel. Apply each morning to the face, neck, and decolletage, let it settle for a minute, then moisturize and finish with sunscreen. The vitamin C works as an antioxidant shield against the day's environmental stress while you wear it.

Customers describe the after-feel one way again and again: velvet.

The facts
1 oz glass bottle with dropper · Made in Mississippi · Vegan and cruelty-free · No synthetic fragrance · No parabens

Ingredients
Organic Aloe Barbadensis Leaf Juice, Pelargonium Graveolens (Rose Geranium) Distillate, Organic Taraxacum Officinale (Dandelion) Distillate, Phyllanthus Emblica (Amla) Distillate, Hamamelis Virginiana (Witch Hazel) Distillate, Ethyl Ascorbic Acid (Vitamin C), Aqua (Water), Organic Vegetable Glycerin, Propanediol (Sugar-Derived), Passiflora Incarnata (Passion Fruit) Fruit Extract, Resveratrol, Lactobacillus/Grape Juice Ferment Filtrate, Hylocereus Undatus (Dragon Fruit) Fruit Extract, Centella Asiatica (Gotu Kola) Extract, Equisetum Arvense (Horsetail) Extract, Panthenol (Provitamin B5), Ferulic Acid, Sodium Gluconate (Corn-Derived), Xanthan Gum, Sodium Hyaluronate (Hyaluronic Acid), Gluconolactone (Corn-Derived), Sodium Benzoate (Plant-Derived), Phenethyl Alcohol (Rose-Derived) and Lactobacillus Ferment (Plant-Fermented Probiotic).

$95.00

The key ingredients

Open any ingredient in our Ingredient Library to see what it does and where it comes from.

What to expect

Real results take a full skin cycle. Here's an honest timeline.

First week

Brighter, fresher skin

The hydrators go to work immediately while the antioxidant trio starts shielding skin from daily stress. Makeup sits better almost at once.

Week 4

A more even, lit-from-within tone

The 15% vitamin C blend is now working on dark spots and sun spots. Customers describe the change as a glow that doesn't wash off.

Week 8

Firmer-looking, visibly brighter

With collagen-protecting antioxidants on duty every day, skin looks firmer and spots keep fading.

Where it fits in your Miracle Ritual

1

Cleanse or tone

Clean, dry skin lets the antioxidants absorb at full strength.

2

This serum

Apply each morning to the face, neck, and decolletage. A few drops is plenty.

3

Moisturize and SPF

Seal it in with a moisturizer or balm, then sunscreen. The vitamin C keeps working underneath all day.

Questions, answered

What does ferulic acid actually do?
It's a stabilizer and a multiplier. Ferulic acid keeps vitamin C potent in the bottle and on your skin, and the combination protects better than either one alone. It's the same pairing found in serums at three times this price.
What's the difference between this and the 10% serum?
Strength and mission. The 10% is the gentle daily brightener; this one adds a higher vitamin C dose plus ferulic acid and resveratrol for skin that wants maximum antioxidant defense and faster spot-fading.
Is it right for sensitive skin?
No. At 15% this is our strongest vitamin C, and we don't recommend it for sensitive or reactive skin. Start with the gentler 10% Vitamin C Brightening Serum instead; you can always step up later.
How long does a bottle last?
Used daily at a few drops, the 1 oz bottle lasts about three months. Premium C-plus-ferulic protection for about a dollar a day.