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Jojoba Oil

Simmondsia Chinensis (Jojoba) Seed Oil

What It Is

An emollient that closely resembles the skin's natural sebum. Technically a liquid wax rather than an oil, jojoba has excellent stability and doesn't oxidize easily.

Key Functions

  • Balances oil production
  • Non-comedogenic moisturization
  • Mimics natural skin oils
  • Long shelf life and stability

Quick Facts

Type:

Emollient

Category:

Hydration

Best For:
All skin typesOily and acne-prone skinSensitive skinCombination skin
Avoid Mixing With:
None significant

Safety Profile:

General Safety:

Excellent safety profile

Pregnancy Safety:

Safe during pregnancy and breastfeeding

Sensitivity Risk:

Very low risk of sensitivity

Ingredient Penetration Depths

Understanding how deep skincare ingredients can reach

Stratum Corneum

Outermost protective layer

Depth: 0.01-0.02mm

High MW Hyaluronic Acid

Molecular Size: 1,000-1,800 kDa

Mineral Sunscreens

Molecular Size: Particulate

Silicones

Molecular Size: Film-forming

Ceramides

Molecular Size: 500-1,000 Da

Epidermis

Living skin cells, no blood vessels

Depth: 0.05-0.1mm

Medium MW Hyaluronic Acid

Molecular Size: 100-1,000 kDa

Niacinamide

Molecular Size: 122 Da

Vitamin C Derivatives

Molecular Size: 200-500 Da

AHAs (Glycolic Acid)

Molecular Size: 76 Da

Dermis

Collagen, elastin, blood vessels

Depth: 0.5-3mm

Low MW Hyaluronic Acid

Molecular Size: 10-100 kDa

Retinol

Molecular Size: 286 Da

Peptides

Molecular Size: 500-1,500 Da

L-Ascorbic Acid

Molecular Size: 176 Da

Factors Affecting Penetration

Molecular Weight

Smaller molecules (under 500 Da) penetrate deeper. The 500 Da rule states that molecules larger than this rarely penetrate beyond the stratum corneum.

Formulation

Delivery systems like liposomes, nanoparticles, and certain solvents can help larger molecules penetrate deeper into skin layers.

Skin Condition

Damaged or compromised skin barriers allow deeper penetration, while intact barriers are more selective about what passes through.

Safety Profile

General Safety

Excellent safety profile

Pregnancy Safety:

Safe during pregnancy and breastfeeding

Sensitivity Risk:

Very low risk of sensitivity

Frequently Asked Questions

Is Jojoba Oil safe for all skin types?

Jojoba Oil is generally excellent safety profile. It's particularly suitable for all skin types, oily and acne-prone skin, sensitive skin, combination skin.

Will Jojoba Oil make my skin feel greasy?

Jojoba Oil is an emollient that softens and smooths the skin by filling in gaps between skin cells. The texture and feel depend on the specific formulation, but it's designed to absorb well without excessive greasiness.

Is Jojoba Oil comedogenic?

Jojoba Oil has a low risk of clogging pores. It's particularly suitable for all skin types, oily and acne-prone skin, sensitive skin, combination skin.