What is needed for sunscreen?_news_Cosmetic factory china

China cosmetics factory user-circle Laeyo Published on 2025-04-21 views 7

To make an effective sunscreen, several key components are required. Here’s what’s needed: 1. Active Sunscreen Ingredients These protect the skin from UV radiation and are either: - Chemical (Organic) Filters – Absorb UV rays (e.g., avobenzone, octinoxate, oxybenzone, octocrylene). - Mineral (Physical) Filters – Reflect/scatter UV rays (e.g., zinc oxide, titanium dioxide). 2. Base Formulation A sunscreen needs a carrier to hold the active ingredients, which can be: - Creams/Lotions (common for water-resistant sunscreens) - Gels (good for oily skin or hairy areas) - Sprays (convenient but need even application) - Sticks (useful for face and sensitive areas) 3....

To make an effective sunscreen, several key components are required. Here’s what’s needed:

1. Active Sunscreen Ingredients
These protect the skin from UV radiation and are either:
– Chemical (Organic) Filters – Absorb UV rays (e.g., avobenzone, octinoxate, oxybenzone, octocrylene).
– Mineral (Physical) Filters – Reflect/scatter UV rays (e.g., zinc oxide, titanium dioxide).

2. Base Formulation
A sunscreen needs a carrier to hold the active ingredients, which can be:
– Creams/Lotions (common for water-resistant sunscreens)
– Gels (good for oily skin or hairy areas)
– Sprays (convenient but need even application)
– Sticks (useful for face and sensitive areas)

3. Additional Ingredients
– Emollients (e.g., oils, butters) – Keep skin moisturized.
– Preservatives – Prevent bacterial growth (e.g., phenoxyethanol).
– Antioxidants (e.g., vitamin E, green tea extract) – Help combat free radicals.
– Fragrances/Dyes (optional, but can irritate sensitive skin).

4. SPF & Broad-Spectrum Protection
– SPF (Sun Protection Factor) – Measures UVB protection (e.g., SPF 30 blocks ~97% of UVB rays).
– Broad-Spectrum – Ensures protection against both UVA (aging) and UVB (burning) rays.

5. Water Resistance (Optional)
– Needed for swimming or sweating (usually lasts 40–80 minutes).

6. Stabilizers
– Some ingredients (like avobenzone) degrade in sunlight, so stabilizers (e.g., octocrylene) help maintain effectiveness.

7. Testing & Regulation
– Sunscreens must be tested for SPF accuracy, broad-spectrum coverage, and safety (regulated by agencies like the FDA, EU Commission, or local health authorities).

DIY vs. Commercial Sunscreen
While DIY sunscreens (using zinc oxide) are possible, they are not recommended because achieving proper SPF, even coverage, and stability is difficult without lab testing.

Quick Tips:
– SPF (Sun Protection Factor) indicates protection against UVB rays (burning rays).
– Look for “broad-spectrum” on the label to ensure protection against both UVA (aging rays) and UVB.
– Water-resistant doesn’t mean waterproof—reapply after swimming or sweating.

Keywords：skin care sunscreen Sunscreen Ingredients

Hi, I'm Alex Zong, hope you like this blog post.

With more than 20 years of experience in OEM/ODM/Private Label Cosmetics, I'd love to share with you the valuable knowledge related to cosmetics & skincare products from a top-tier Chinese supplier's perspective.