Stable Vitamin C Serum for Sensitive and Reactive Skin

Hale and Hush Rare C Serum is a daily vitamin C serum formulated for sensitive, reactive, and hyperpigmentation-prone skin that has not been able to tolerate traditional vitamin C formulas. It uses a highly stable, non-irritating form of vitamin C that penetrates deeper than standard ascorbic acid, supported by calming, hydrating, and barrier-strengthening actives. Fragrance-free, vegan, and non-comedogenic.

Laziza K
"Almost all of my reactive skin clients struggle to tolerate even the gentlest vitamin C serums, which is why I’m so glad I found Hale & Hush Rare C Serum for them. It was specifically formulated with reactive skin in mind, so clients can finally get antioxidant and brightening support without constantly irritating their skin by looking for one that works for them."
Laziza K
Head Esthetician & Founder
Closeup of Laziza from LAZ Skincare holding up a bottle of Hale & Hush Rare C Serum

Brightens Skin and Fades Discoloration

Uneven tone, dark spots, and post-inflammatory hyperpigmentation are caused by excess melanin production triggered by inflammation, UV exposure, and skin damage over time. Rare C Serum delivers a stable form of vitamin C that inhibits this process at the source, gradually reducing existing discoloration and preventing new spots from forming. With consistent daily use, skin tone becomes measurably more even and the complexion looks clearer and more luminous.

3-O-Ethyl Ascorbic Acid

A stable, non-irritating ether derivative of vitamin C that penetrates deeper than standard ascorbic acid, brightens tone, inhibits melanin production.

Sodium Hyaluronate

Draws moisture into the skin and holds it there, keeping the serum hydrating and comfortable for all skin types including dry and sensitive.

Beta-Glucan

Calms redness and inflammation, strengthens the skin barrier, attracts and retains moisture, and supports skin recovery and resilience with consistent use.

Laziza from LAZ Skincare holding a bottle of Hale & Hush Rare C Serum up to her face

Refines Pores and Improves Skin Texture

Enlarged pores and rough texture are partly caused by congestion and partly by the loss of structural support in the skin surrounding each pore. Rare C Serum supports collagen production and helps clear the surface buildup that makes pores appear larger. In clinical testing, consistent use reduced the appearance of pore size by 20% within four weeks, a result that makes it stand out among vitamin C serums in this category.

Same Day Shipping

We ship all orders every day, so your skincare never has to wait. With fast, daily fulfillment, you’ll get your products quickly—before you run out or miss a step in your routine.

Laziza from LAZ Skincare demonstrating the texture and application of Hale & Hush Rare C Serum on her hand

Supports Collagen and Reduces Fine Lines

Vitamin C is one of the most essential cofactors in collagen synthesis, the biological process that produces the structural protein responsible for keeping skin firm, smooth, and resilient. As vitamin C levels in the skin decline with age and UV exposure, collagen breaks down faster than it can be replaced. Rare C Serum replenishes this daily, supporting new collagen production and helping fine lines appear progressively softer over time.

Frequently Asked Questions

What makes Hale and Hush Rare C Serum different from standard ascorbic acid serums?

Standard ascorbic acid serums require a very low pH to be effective, which is what causes the stinging, redness, and irritation they are known for. Hale and Hush Rare C Serum uses 3-O-ethyl ascorbic acid, a stable ether derivative that does not require a harsh pH environment to work. It penetrates more deeply than ascorbic acid and is significantly less likely to cause irritation, making it appropriate for sensitive and reactive skin.

Can I use this if vitamin C has irritated my skin before?

The form of vitamin C in Hale and Hush Rare C Serum is specifically chosen for its stability and gentleness. Most clients who have had bad experiences with vitamin C serums have been using L-ascorbic acid formulas. Starting with once daily use and building to twice daily gives even reactive skin time to adjust without disruption.

Does this serum contain alcohol?

Yes. The formula contains alcohol denat., which helps deliver the vitamin C into the skin and keeps the texture lightweight. This is balanced by hyaluronic acid, beta-glucan, and glycerin. For very reactive or barrier-compromised skin, starting with once daily application is the best approach.

Does this help with uneven skin tone or discoloration?

Yes. Hale & Hush Rare C Serum helps brighten the skin and improve uneven tone, leading to a more balanced and radiant complexion.

Is this best used in the morning or at night?

It can be used at either time, but many prefer using Hale & Hush Rare C Serum in the morning to support antioxidant protection throughout the day.

Genuine Products

We are proud to be an Authorized Hale & Hush Retailer, using the exact same products every day on clients in our NYC skincare clinic. Every product you receive is 100% authentic and factory-sealed. All items are shipped directly from our environmentally controlled space to preserve their quality and efficacy.

How to Use Rare C Serum

Apply a thin, even layer as the first serum to clean skin in the AM, PM, or both. Allow to absorb fully before layering other serums or moisturizer on top. For sensitive skin, start with once daily and increase to twice daily as tolerated.

Full Ingredients List

Aqua (Water), Hamamelis Virginiana (Witch Hazel) Water, Alcohol, 3-O-Ethyl Ascorbic Acid, Glycerin, Lysophosphatidic Acid, Lecithin, Lysolecithin, Artemisia Vulgaris (Mugwort) Extract, Laminaria Digitata Extract, Sodium Hyaluronate (L), Beta-Glucan (D), Lonicera Caprifolium (Honeysuckle) Flower Extract, Lonicera Japonica (Honeysuckle) Flower Extract, Citric Acid, Xanthan Gum, Phenethyl Alcohol, Caprylyl Glycol, Potassium Sorbate.

Results Vary by Individual

The skincare benefits described are based on the product’s intended use and active ingredients, but individual results can vary. Factors such as skin type, condition, lifestyle, and consistent use all influence outcomes. This information is not a substitute for professional advice. Always follow usage directions and consult a skincare professional for personalized recommendations.

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