I’ve been using the Vitamin C serum for a month now. So far no irritation, purging or any adverse reaction. At first, I was hesitant to use the serum because my skin is very sensitive to new products, especially with potent active ingredients. Also I am very happy to report that the Vit. C serum heals my seborrheic dermatitis. No flaking, redness, itchiness on my face. Thank you Wildleaf. I am a nurse and I am convinced that the product really manifest its nourishing and healing properties on my...