POV: you heard L Glutathione is good for your skin so you doubled up. I've been using this duo consistently to support brighter looking, more even skin while keeping hydration balanced. Step 1: L Glutathione PURCELL] 88B mL L Glutathione Flexible Liposome Yeppo&Soonsoo Sweden 88B mL L Glutathione Flexible Liposome 30ml Amazon.com: PURCELL Glutathione 5% Face Serum with 1% Niacinamide & 1% Tranexamic Acid Flexible Liposome Tone up Serum for Anti pigmentation & Hydration (1.85 fl oz 55 ml) : Beauty & Personal Care PURCELL 88B mL L Glutathione Flexible Liposome 30ml Amazon.com: PURCELL Glutathione 5% Face Serum with 1% Niacinamide & 1% Tranexamic Acid Flexible Liposome Tone up Serum for Anti pigmentation & Hydration (1.01 fl oz 30 ml) : Beauty & Personal Care