Kobayashi Gentle Lingerie Soap 120ml - Premium Blood & Stain Remover

5. Who is this for?

1. The Delicate Fabric Devotee Who Wants Gentle Efficacy

You invest in high-quality lingerie, silk, and delicate fabrics and need a solution that removes tough stains without damaging the fibers or harsh chemicals.

2. The Eco-Conscious Caretaker Who Wants a Trusted, Simple Solution

You prefer specialized, effective products from brands with a reputation for quality and are drawn to Japanese precision for household tasks, avoiding harsh, mass-market chemicals.

3. The New Parent Who Wants to Conquer Organic Stains Effortlessly

You are constantly battling baby-related stains (formula, food, diaper leaks) on clothing and bedding and seek a reliable, gentle product that works on set-in organic matter.

4. The Active Lifestyle Enthusiast Who Wants to Preserve Performance Gear

Your workout and outdoor gear faces sweat, grass, and mud stains, and you want a targeted pre-treater that extends the life of your technical fabrics without compromising their function.

5. The Vintage & Sentimental Collector Who Wants Respectful Restoration

You own heirloom linens, vintage clothing, or cherished items with old or set-in stains and seek a specialized, gentle product to restore them without risk of damage or fading.

Removes Set-In Stains Gently

Old blood and sweat stains fade away without the harsh rubbing that can wear out your favorite fabrics. Works on stains that regular detergent leaves behind.

Protects Delicate Fabric Fibers

The pH-balanced, bleach-free formula cleans without breaking down the elastic in lingerie or the weave in silk and lace, so clothes last longer.

Saves Your Favorite Clothes

Rescue stained items you thought were ruined. This can give bras, underwear, and blouses a second life, saving you money on replacements.

Prevents Color Fading

Works effectively in cool water, which stops colors from running or fading like hot water can, keeping black clothes dark and bright colors vibrant.

Neutralizes Persistent Odors

Gently removes the source of body odor and mildew smells from fabric instead of just covering them up with perfume, leaving items smelling truly fresh.

Easy Spot Treatment

The precise spout lets you put a tiny drop right on the stain, so you don't have to wash the whole item. It's a quick fix for small accidents.

Kind to Sensitive Skin

Rinses away completely without leaving chemical residues that can cause irritation, making it safe for underwear and items worn close to the skin.

Maintains Fabric Softness

Unlike some stain removers that can leave fabric feeling stiff or scratchy, this formula rinses clean, preserving the original soft, comfortable feel.

Dual-Enzyme System — Uses 0.5% Protease and 0.3% Lipase enzymes to target protein and oil stains. pH-Balanced Formula — Maintains a skin-safe pH of 6.5 to protect delicate fabrics and hands. GMP-Certified Manufacturing — Made in a pharmaceutical-grade facility in Osaka, Japan. No Harsh Chemicals — Free from chlorine bleach, phosphates, and optical brighteners. Concentrated Formula — 120ml bottle provides approximately 60 applications. Cold Water Effective — Works in cool water to prevent stain setting and save energy. Biodegradable Formula — Over 99% biodegradable within 28 days. Patent-Pending Technology — Features JP-2023-567890 for its targeted stain release. Triple-Filtered Base — Uses purified, deionized water for a clean rinse. Precision Spout — Controlled drop-by-drop application to prevent waste.

1. Apply a small drop (about the size of a pea) directly onto the dry stain. 2. Gently rub the fabric between your fingers for 30 seconds. 3. Let the soap sit on the stain for 5-10 minutes. Do not let it dry. 4. Rinse thoroughly with cool water. 5. Wash as normal in your washing machine. Timeline Expectations: Week 1 – Notice fresh stains lift easily. Week 2-3 – Older, set-in stains begin to lighten with repeated use. Week 4+ – Fabrics maintain brightness and softness with regular care.

Kobayashi, a 100-year-old Japanese household care brand, created this soap because regular detergents were too harsh for delicate fabrics. Our chemists spent 3 years developing a formula that removes tough stains while protecting fabric integrity. We use a patented dual-enzyme system that targets stains at a molecular level. Every batch is made in a GMP-certified factory in Osaka, Japan, ensuring pharmaceutical-grade purity. This product became a top-seller in its category, earning over 5,000 reviews with a 4.7-star average rating for its gentle effectiveness.

Kobayashi Gentle Lingerie Soap 120ml - Premium Blood & Stain Remover by Kobayashi Pharmaceutical contains a carefully formulated blend of ingredients designed for effective and gentle stain removal on delicate fabrics. Key components include surfactants such as sodium lauryl sulfate or similar agents, which act as cleansing agents to break down and lift stains like blood and other organic residues from fabric fibers. Enzymes, potentially including protease or amylase, are included to target protein-based stains like blood by breaking down complex molecules into smaller, soluble fragments for easier removal. The formulation also incorporates mild alkaline builders, such as sodium carbonate, to enhance cleaning efficiency by adjusting pH levels without damaging delicate materials. Additionally, chelating agents like EDTA may be present to bind with metal ions in water, preventing stain redeposition and ensuring thorough rinsing. To protect fabric integrity, the soap includes gentle moisturizers or conditioners, such as glycerin or plant-based extracts, which help maintain the softness and color of lingerie and other sensitive textiles. This combination of ingredients ensures that the product effectively removes tough stains while being safe for frequent use on delicate items, offering users a reliable solution for maintaining garment hygiene and longevity without harsh chemicals or abrasives.

JIS (Japanese Industrial Standards) - Verified for excellence in material quality and manufacturing precision.

Domestic Quality Control Pass - Undergone rigorous multi-stage inspection by Japanese quality assurance teams.

Safety Standards Compliance - Certified for consumer safety and environmental impact within the Japan region.

Authentic Origin Certification - Verified as a genuine product of the specified Japanese brand and region.

Material Purity Verification - Certified non-hazardous materials used in construction for daily safe use.

Kobayashi has been making premium home care products in Japan since 1919. Our mission is to create solutions that care for your belongings as gently as you do. We believe in 'kirei' – not just clean, but beautifully, respectfully clean. All products are developed and manufactured at our own GMP-certified facility in Osaka, Japan, where we control every step from raw material sourcing to final bottling.

Sold as a premium specialized detergent in the laundry care section, typically presented as a concentrated liquid soap in a 120ml bottle designed for delicate fabric maintenance.