Probiotic Serum For Acne-Prone Skin, With Hyaluronic Acid & Kombucha. Powerful probiotics unite with fermented skincare ingredients to reveal skin that's fresh, clear, and balanced.The vegan Credo Probiotic Ferment Revitalise Serum helps cultivate good bacteria to reduce irritation such as blemishes, while locking in moisture.Kalibiome AGE probiotic improves skin elasticity and hydration, while helping to reduce redness and wrinkle appearance.Gel serum revitalises stressed, blemished skin. Kalibiome AGE probiotic helps balance the skin's microbiome.Fermented ingredients encourage a blemish-free complexion. Hyaluronic acid promotes a healthier skin barrier.Bakuchiol, a natural alternative to retinol/Vitamin A, helps smooth the appearance of fine lines. Credo is suitable for most skin types, especially stressed skin with blemishes.Certified vegan serum. Recyclable?glass bottle. 100% biodegradable cardboard from sustainable forests.? NOTES COSMOS-certified fragrance of fresh apple.?