在流壇看到一篇介紹美容的文章，誰給講講這個玻尿酸精華是安全的嗎

文章講到玻尿酸精華對保濕好。這個誰給科普一下。
作者推薦用amazon 買有機的。這個誰給看看有用嗎。謝謝。

#1 Best Hyaluronic Acid Serum 100% Pure for Skin! 100% Natural! 100% Vegan!

Alcohol-Free! Chemicals-Free! Parabens-Free! Oils-Free! GMO-Free! Premium Quality Hyaluronic Acid Hydrating Serum by Joyal Beauty! Simply the Best Original Hyaluronic Acid for Younger, Firmer and Plump Skin. A MUST-HAVE SUPER SERUM FOR EVERYONE!

作者還推薦了一款美白的VC
#1 Best Organic Vitamin C Serum with Hyaluronic Acid and Ferulic Acid- Super Brightening Vitamin C Serum by Joyal Beauty.

The Most Effective and Stabilized Vitamin C 20% + Vegan Hyaluronic Acid 11%+ Vitamin E + Ferulic Acid+Witch Hazel. Best For Skin Lightening/Anti-Wrinkles/ Fade Age Spots/ Repair Sun Damage/ Anti-Acne/ Minimize Pores/Even-Toned. 100% Satisfaction Guaranteed!