Spabyfacebistro

The Total Works, which have long focused on mature skin, are now evolving into a deeper and more comprehensive approach. Aiming for a higher level of moisture, firmness, and elasticity, we are challenging ourselves to a new stage.

harnessing the power of plants to carve out a new destiny for your beauty.
Rosemary CP Extract*² 〈Original Extracted Component〉
In pursuit of skin that radiates firmness, we've collaborated with leading external research institutions.
It delivers a resilient, bouncy texture, creating skin that feels taut, supple, and full of life.
Mast Tree Peptide F³ 〈Original Extracted Component / Patented Ingredient³〉
By combining mast tree extract with plant-derived peptides, we've elevated our formula to a new level.
It deeply targets the signs of aging, infusing your skin with vitality and restoring a firm, youthful contour.

While often blamed for acne and unwanted shine, sebum is actually a complex and essential substance crucial for overall skin health. Its functions go far beyond simply making the skin greasy.

Here are the primary functions of skin oil:

1. Moisturizing and Lubrication

This is sebum's most well-known job. As an emollient, it spreads across the surface of the skin, creating a protective, lipid-rich film.

· Prevents Dryness: This oily film traps moisture in the skin by slowing down transepidermal water loss (TEWL) —the process of water evaporating from the skin's surface. Without sebum, skin would quickly become dry, cracked, and brittle.
· Keeps Skin Supple: It keeps the stratum corneum (the outermost layer of the epidermis) soft and flexible, preventing it from feeling tight or rough. It also lubricates the skin and hair, keeping them from becoming brittle and breaking.

2. Protection and Barrier Function

Sebum is a key component of the skin's acid mantle.

· The Acid Mantle: Sebum mixes with sweat (which is slightly acidic) to form a slightly acidic film on the skin's surface, with a pH of around 4.5 to 5.5. This acidity is inhospitable to many harmful bacteria, fungi, and viruses that try to colonize the skin.
· Physical Barrier: The oily film itself acts as a physical shield against external irritants, pollutants, and pathogens.

3. Antimicrobial and Antifungal Properties

Sebum isn't just a passive barrier; it's an active defender. It contains special lipids, such as sapienic acid, which have natural antimicrobial and antifungal properties.

· Fights Pathogens: These lipids are effective at killing certain bacteria (like some strains of Staphylococcus aureus) and fungi. This is a crucial part of the skin's innate immune system, helping to prevent infections before they start.

4. Antioxidant Delivery

Sebum acts as a delivery system for fat-soluble antioxidants, most notably vitamin E.

· Protection from Oxidative Stress: As sebum travels up the hair follicle and spreads across the skin, it carries vitamin E to the skin's surface. Here, vitamin E helps to neutralize free radicals caused by UV radiation and other environmental stressors, providing a layer of antioxidant protection.

5. Thermoregulation (Indirectly)

While sweating is the primary method of cooling down, sebum plays a small supporting role. By lubricating the skin's surface, it can help sweat spread out more evenly. This allows the sweat to evaporate more efficiently, which is the main process that cools the body down.

Traditionally, we think of the skin as having three main layers. However, the outermost layer, the epidermis, can be further divided into five sub-layers.

Here’s a breakdown of the three primary layers and their functions, from the outside in:

1. The Epidermis

This is the outermost, waterproof layer that we see and touch. It acts as the body's primary barrier. Importantly, the epidermis itself contains no blood vessels; it receives nutrients from the underlying dermis.

The epidermis is made up of several sub-layers, but the main ones to know are:

· Stratum Corneum (H***y Layer): This is the very top, visible layer. It consists of 20-30 layers of dead, flattened keratinocytes (cells filled with a hard protein called keratin). These cells are constantly shed and replaced.
· Function: Its primary role is protection—preventing the entry of pathogens, chemicals, and particles, while also limiting water loss from the body.
· Stratum Basale (Basal Layer): This is the deepest layer of the epidermis, sitting right on top of the dermis.
· Function: This is the growth layer. New skin cells (keratinocytes) are constantly produced here through cell division. As new cells form, they push the older cells up towards the surface. This layer also contains melanocytes, the cells that produce melanin, the pigment responsible for skin color and UV protection.

Other key functions of the Epidermis:

· Waterproofing: The keratin and natural oils in this layer prevent the body from absorbing excess water and from losing essential fluids.
· Sensation: While not as dense as in the dermis, the epidermis has free nerve endings that detect touch and temperature.
· Vitamin D Synthesis: When exposed to UVB light, a cholesterol-like molecule in the epidermis is converted into Vitamin D.

2. The Dermis

This is the thick, middle layer of the skin, often called the "true skin." It's a living, active layer made of strong connective tissue, containing collagen and elastin fibers, which give the skin its strength and elasticity.

· Structure: It contains blood vessels, lymph vessels, nerve endings, hair follicles, and glands.
· Key Components:
· Collagen and Elastin: These proteins provide structural support (collagen) and allow the skin to stretch and bounce back (elastin).
· Blood Vessels: These regulate body temperature (by dilating to release heat or constricting to retain it) and supply oxygen and nutrients to both the dermis and the epidermis.
· Nerve Endings: The dermis is packed with sensory receptors for touch, pressure, pain, and temperature (like Meissner's corpuscles for light touch and Pacinian corpuscles for deep pressure).
· Hair Follicles: Structures that grow hair.
· Glands:
· Sebaceous (Oil) Glands: Attached to hair follicles, they secrete sebum (oil) to lubricate the skin and hair, and to make the skin waterproof and antibacterial.
· Sudoriferous (Sweat) Glands: Two types: Eccrine glands (open directly onto the skin's surface to cool the body through sweat) and Apocrine glands (open into hair follicles in areas like the armpits and groin, becoming active at puberty and associated with body odor).

3. The Hypodermis (Subcutaneous Layer)

This is the deepest and thickest layer of the skin. It's not technically part of the skin, but it anchors the skin to the underlying muscles and bones. It's primarily composed of fat and connective tissue.

· Function:
· Insulation: The fat layer (adipose tissue) helps to conserve body heat and protect against the cold.
· Energy Storage: Fat serves as a reserve source of energy for the body.
· Cushioning/Protection: It acts as a shock absorber, protecting internal organs and bones from impact.
· Anchoring: It connects the dermis to the underlying tissues. Spabyfacebistro