Blog

Comparing copper peptide serum vs retinol? Retinol resurfaces, while Copper Peptides heal. Discover the science behind them and how Rysun Biotech manufactures stable, high-performance versions of both.

Looking for the 12 best private label skin care manufacturers? We compare the top global players on R&D, MOQ, and quality. Discover why Rysun Biotech leads with 253 IPs and Swiss-inspired science.

Asking "What are the disadvantages of peptides?" Stability, penetration, and cost are the main hurdles. Discover how Rysun Biotech’s Swiss-inspired R&D turns these challenges into high-performance solutions.

Searching for low MOQ contract manufacturers? Don't sacrifice quality for size. Discover 5 reasons why Rysun Biotech’s Swiss-inspired R&D and flexible manufacturing make us the top choice for emerging beauty brands.

Wondering "What should you not layer with peptides?" Avoid strong acids and low-pH Vitamin C. Discover how Rysun Biotech’s Swiss-inspired R&D stabilizes peptides for maximum efficacy.

Asking "Can I use retinol and peptides together?" Yes! They are the perfect power couple. Discover how Rysun Biotech’s Swiss-inspired R&D creates stable, synergistic formulas for maximum results.

Asking "Is vitamin C or peptides better?" It depends on your goal: Brightening vs. Repairing. Rysun Biotech’s R&D experts compare the science and how to formulate for maximum efficacy.

Asking "Is peptide better than retinol?" It depends on sensitivity and goals. Rysun Biotech’s R&D experts compare the mechanisms and explain how to formulate for the best of both worlds.

Asking "What does peptide serum do?" It signals repair, relaxes lines, and builds collagen. Discover how Rysun Biotech’s Swiss-inspired R&D creates stable, high-penetration peptide formulas.

Asking "Are peptide serums effective?" The answer depends on penetration and stability. Discover how Rysun Biotech’s Swiss-inspired R&D ensures peptides actually reach the dermis to signal repair.

Discover the top peptide serum benefits, from boosting collagen to smoothing expression lines. Learn how Rysun Biotech’s Swiss-inspired R&D manufactures high-efficacy, stable peptide formulations.

Confused about when to use peptide serum? Unlike acids, peptides are flexible. Rysun Biotech’s R&D experts explain the best time, order, and age to start using these Swiss-inspired anti-aging builders.

Wondering "what is peptide serum?" It is a biological messenger that signals collagen production. Learn the science behind these amino acid chains and how Rysun Biotech manufactures high-efficacy anti-aging blends.

Unsure how to apply retinol serum? Avoid the "retinol burn" with our scientific guide. Rysun Biotech’s R&D experts explain the dosage, timing, and why our encapsulated formulas make application safer.

Wondering "What is the 4 2 4 rule in skincare?" It is a 10-minute deep cleansing method. Learn the steps and why Rysun Biotech’s high-purity cleansing oils and foams are perfect for this routine.

Asking "Why is everyone obsessed with retinol?" It is the only ingredient that treats acne, wrinkles, and texture simultaneously. Learn how Rysun Biotech manufactures the stable, high-performance serums driving this trend.

Wondering "What do Koreans use instead of retinol?" The answer lies in gentle efficacy: Bakuchiol, Ginseng, and Peptides. Discover how Rysun Biotech manufactures these trending barrier-safe ingredients.

Asking "What are the downsides of retinol?" Irritation and sun sensitivity are common. Discover how Rysun Biotech’s Swiss-inspired R&D eliminates these risks with encapsulated, stable formulations.

Curious why are people against retinol? Concerns range from irritation to safety. Rysun Biotech’s R&D experts analyze the backlash and offer Swiss-inspired, stable, and plant-based alternatives.

Confused about "Do I need to wash off retinol in the morning?" The active ingredient is absorbed, but cleansing is still vital. Rysun Biotech’s R&D experts explain why, backed by Swiss-inspired science.