Items | Specifications | Results |
Appearance | Fine powder | Complies |
Color | Yellow Brown | Complies |
Odor&Taste | Characteristic | Complies |
Loss on Drying | ≤5.0% | 4.21% |
Ash | ≤5.0% | 3.91% |
Ratio | 4:1 TLC | Complies |
Sieve Analysis | 98% pass 80 mesh | Complies |
Heavy Metals | ≤10ppm | Complies |
Cadmium(Cd) | ≤1ppm | Complies |
Mercury(Hg) | ≤0.1ppm | Complies |
Arsenic(As) | ≤1ppm | Complies |
Lead(Pb) | ≤3ppm | Complies |
Bulk density | 45-65g/100ml | Complies |
Microbiological Control |
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Total plate count | ≤10000CFU/g | Complies |
Yeast & mold | ≤100 CFU/g | Complies |
E.coli | Negative | Negative |
Salmonella | Negative | Negative |
Conclusion | The product conforms to the above specifications. |
Buckthorn Skin Extract typically refers to an extract derived from Sea Buckthorn (Hippophae rhamnoides), a shrub known for its bright orange berries. It's crucial to distinguish this from Common Buckthorn (Rhamnus cathartica), which is primarily a laxative and not used in skincare. In the context of skincare and cosmetics, "Buckthorn Extract" almost always means Sea Buckthorn.
Here’s a breakdown of what it is and its uses:
What is Sea Buckthorn Skin Extract?
It's a concentrated preparation derived from various parts of the sea buckthorn plant—most commonly the berries, pulp, seeds, and leaves. The extract captures a dense profile of bioactive compounds, making it a powerhouse ingredient in skincare.
Key Bioactive Components:
Omega Fatty Acids (3, 6, 9, and the rare 7): Exceptionally high concentration, especially palmitoleic acid (Omega-7). These are crucial for skin barrier repair and hydration.
Vitamins: Extremely high in Vitamin C (antioxidant) and Vitamin E (moisturizing antioxidant). Also contains Vitamin A (in the form of carotenoids, a retinoid precursor).
Carotenoids (Beta-Carotene, Lycopene): Give the berries their orange color; act as antioxidants and skin protectants.
Flavonoids & Phenols: Potent antioxidants that fight free radicals from UV exposure and pollution.
Amino Acids & Minerals: Support skin health and regeneration.
Primary Uses and Benefits in Skincare
Sea buckthorn extract is celebrated for its multi-correctional benefits:
Intense Moisturization & Barrier Repair:
The unique blend of omegas, especially Omega-7, mimics the skin's natural sebum. It helps reinforce the skin's lipid barrier, locks in moisture, and is excellent for dry, dehydrated, or compromised skin.
Powerful Anti-Aging & Antioxidant Protection:
The synergistic combo of Vitamins C and E, carotenoids, and flavonoids provides a strong defense against free radical damage, which contributes to fine lines, wrinkles, and loss of elasticity.
It may help improve skin firmness and reduce the appearance of wrinkles.
Soothing & Anti-Inflammatory:
Helps calm redness, irritation, and inflammation. Beneficial for conditions like rosacea, eczema, and sunburn.
Supports wound healing and skin regeneration.
Brightening & Evening Skin Tone:
Vitamin C and other compounds can help inhibit melanin production, reducing the appearance of dark spots, hyperpigmentation, and post-inflammatory marks for a more even complexion.
Acne Support:
Common Forms in Products:
Sea Buckthorn Oil: A rich, orange-red oil (from berries/pulp) used in serums and facial oils.
Sea Buckthorn Seed Oil: A lighter, pale yellow oil.
CO2 Extracts or Standardized Extracts: Highly concentrated and used in serums, creams, and masks.
Berry Powder: Used in some masks and supplements.
Important Considerations:
Color: The berry oil is a vibrant orange-red due to carotenoids. It can temporarily stain pale skin if used in high concentrations. It's often blended with other ingredients or used at low percentages.
Allergies: Those with allergies to plants in the Elaeagnaceae family should patch test.
Quality Matters: Look for reputable brands that use high-quality, sustainably sourced extracts. The part of the plant used (berry vs. seed) changes the fatty acid profile and color.
Not to be Confused: Common Buckthorn (Rhamnus cathartica) is a different plant used historically as a strong laxative. It is NOT used in skincare and can be harmful if ingested improperly.
Summary:
Sea Buckthorn (Buckthorn) Skin Extract is a nutrient-dense, multi-tasking skincare ingredient. Its primary uses are for deep hydration, repairing the skin barrier, providing antioxidant defense, calming inflammation, and brightening the complexion. It's suitable for most skin types, especially dry, aging, sensitive, or damaged skin. Always check the specific type of extract and perform a patch test when trying a new product.
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