S05 PARE is our most streamlined serum for highly reactive, congestion-prone skin. Traditional L-Ascorbic Acid requires a harsh, low-pH environment that can aggravate the look of already-reactive skin, while many modern blemish serums rely on Niacinamide or heavy botanical blends that trigger redness in allergy-prone skin. To solve this, we utilized pure Sodium Ascorbyl Phosphate (SAP)-a bioactive derivative that safely brightens tone and helps keep surface oil from oxidizing for a fresher-looking complexion. By eliminating everything but the core active, a green-chemistry transit system, and cellular hydrators, we created a hyper-clean, zero-clutter environment for the 5% clinical payload to thrive without leaving a single trace of sticky or greasy film.

Finding a Vitamin C or blemish serum for highly reactive, blemish-prone skin is notoriously difficult. To make derivatives feel elegant, budget competitors rely on waterless silicone suspensions that feel like greasy, gritty sand on the face, ultimately suffocating the pores and leaving skin looking congested. Minimalist brands that do use water bases often rely on cheap, sticky glycols or fill the formula with unnecessary botanical extracts that trigger allergic reactions. This results in an endless cycle of redness, irritation, and a tacky finish that pills (rolls up into tiny flakes or balls) under makeup.

We Do Things Differently

We engineer S05 PARE for absolute clinical purity and flawless sensory elegance. Relying on a radically minimal matrix and utilizing Propanediol as our transit engine, we completely bypass the need for gritty silicones, waterless oil bases, and barrier-stripping alcohols. The result is a highly stable, non-acidic Vitamin C derivative that glides on like water, sinks in rapidly, leaving the skin dry to the touch in under two minutes, and leaves your face feeling entirely bare, breathable, and perfectly primed for seamless sunscreen and makeup application without a single flake of pilling.

The Core Active

5% Sodium Ascorbyl Phosphate: Clinical data shows Sodium Ascorbyl Phosphate helps keep surface oil from oxidizing, a key factor in the look of congestion. We deliberately engineered this formula at a maximum-strength 5% payload to deliver aggressive clarifying performance and consistent, non-acidic brightening.

The Advanced Transit & Base Matrix

Propanediol: A targeted green-chemistry solvent that safely opens the skin's absorption pathways to deliver the brightening derivative perfectly without barrier-stripping alcohols.

Betaine: A specialized osmolyte that manages intracellular water balance to prevent the tight, dehydrated feeling common in blemish-prone skin without using pore-clogging oils.

Broad-Spectrum Bio-Preservative & Sodium Phytate: Clean, broad-spectrum antimicrobial preservatives and chelating agents that perfectly stabilize the formula and prevent metal-ion oxidation without leaving sticky residues.

Formula Metrics

• Freshness: Compounded Fresh on Day 0 (Made-to-Order for peak biological potency)
• pH Level: Skin-Balanced (Optimized for maximum SAP stability and zero irritation)
• Texture: Water-light, rapidly absorbing serum
• Base Matrix: 100% Water-Based & Silicone-Free
• Scent & Color: Odorless / Crystal Clear
• Skin Compatibility: Formulated strictly for hypersensitive, easily congested, blemish-prone, and Niacinamide-allergic skin types
• Regimen Placement: Step 2: AM & PM Active Step

Our Purity Standard

• Oil, Silicone & PEG Free: A 100% breathable, water-light matrix
• Non-Comedogenic: Clinically proven not to clog pores (Perfect for blemish-prone skin)
• Sensory Guarantee: Zero sticky, tacky, or greasy residue (Zero "grit")
• Fragrance & Essential Oil Free: Zero volatile masking scents
• No Dyes or Drying Alcohols: No artificial colorants or barrier-damaging astringents
• Paraben, Sulfate & Phthalate Free: Zero harsh stripping agents or endocrine disruptors
• Gluten-Free: Safe for highly reactive and celiac-sensitive skin types
• Cruelty-Free & Vegan: Never tested on animals, zero animal-derived ingredients
• Made in America: Compounded fresh in Lakewood, Colorado

Product Specifications

• Size: 1.0 fl oz / 30 mL
• Packaging: UV-Protective Light-Blocking Amber Glass Dropper Bottle
• Safety: For external use only. A patch test before daily use is highly recommended for all new skincare products.

When to use

Apply 4-6 drops (up to a half dropper) every morning and/or evening to clean, dry skin. (Note: Because this is a non-acidic formula, it can be safely used twice daily without stressing the skin barrier).

The Perfect Pair

Start your routine by cleansing your skin with a face wash like P01 WASH. After waiting 1 to 2 minutes for full absorption, use a hydration product like H03 PLUMP to lock in hydration and further protect the barrier. Follow with an SPF 30 or above sunscreen during the day.

Storage & Freshness

Keep tightly closed in a cool, dark place. While SAP is highly resistant to oxidation, keeping the serum away from direct sunlight ensures maximum biological potency.

The Golden Rule (Sun Protection)

While brightening agents and antioxidants powerfully shield the skin and fade existing dark spots, they are not a substitute for sunscreen. To protect your newly brightened skin and prevent hyperpigmentation from returning, finishing your morning routine with a broad-spectrum SPF 30+ is absolutely non-negotiable.

• Aqua (Water): Purified Base Matrix
• Propanediol: Plant-Derived Hydrating Bio-Solvent
• Sodium Ascorbyl Phosphate: Stable Blemish-Defense Vitamin C (SAP)
• Betaine: Intracellular Moisture Manager
• Phenoxyethanol: Broad-Spectrum Preservative
• Pentylene Glycol: Humectant & Preservative Booster
• Caprylyl Glycol: Humectant & Preservative Booster
• Allantoin: Tissue Repair Accelerator & Soothing Agent
• Sodium Phytate: Chelating Agent & Formula Stabilizer
• Ethylhexylglycerin: Preservative Booster & Skin Conditioner