Formerly Beta-Clarity BHA Drops. Renew Serum is back with the same trusted formula, now in an improved airless pump for more precise, effective application. What It DoesAn advanced overnight clarifying treatment designed to restore balance, refine texture, and support healthy skin renewal. Powered by a targeted trio of retinol, glycolic acid, and salicylic acid, this formula helps gently exfoliate, balance excess oil, and clear congested pores for a visibly smoother, brighter complexion.Key Actives Retinol. A vitamin A derivative that supports cell renewal, softening the look of fine lines, pores and uneven tone. This is a level 1 retinol serum. Glycolic acid. An alpha hydroxy acid (AHA) with a small molecule, working on texture and uneven tone at the surface. Salicylic acid. A beta hydroxy acid (BHA). Oil-soluble, so it clears congestion from inside the pore. Niacinamide. A form of vitamin B3 that supports the moisture barrier and helps balance oil. Panthenol and honeysuckle extract. Added to keep the formula comfortable alongside three actives. Clinical results show visible improvement after just one week, with 93% reporting reduced excess oil and 87% a reduction in the appearance of pores. With continued use, 90% reported brighter, healthier-looking skin and smoother texture after 30 days. Who It SuitsPerfect for all skin types except extremely sensitive. Key Benefits Smoothing: Gentle exfoliation from salicylic and glycolic acids helps refine skin texture, reducing the appearance of fine lines and pores. Clarifying: Retinol and salicylic acid refine skin and help eliminate impurities, rebalancing excess oil, promoting a clearer complexion. Brightening: Retinol and hydroxy acids support cell renewal, helping to improve tone and reveal brighter, more even-looking skin. How to Use Prep skin by cleansing and toning. Allow skin to dry fully. Apply 4-6 drops to the entire face, avoiding the eyes. This level 1 retinol serum can be used 2-7 nights per week. Once the serum has fully absorbed, follow with moisturiser. Frequently Asked QuestionsWhat does Renew Serum do?It is an overnight clarifying treatment built on retinol, glycolic acid and salicylic acid. Together they exfoliate, help balance excess oil and clear congested pores, for smoother, brighter-looking skin. Sold until recently as Beta-Clarity BHA Drops, with the same formula in an airless pump.How often can I use Renew Serum?Anywhere from two to seven nights a week. It is a level 1 retinol serum, so start at the lower end and build up as your skin adjusts. Apply 4 to 6 drops to a clean, dry face, avoiding the eyes, then follow with moisturiser once absorbed.Is Renew Serum suitable for sensitive skin?It suits all skin types except extremely sensitive. It pairs retinol with two acids, so it is not the gentle entry point to retinol. If your skin reacts easily, ask your Glo Pro practitioner about the plant-based route instead, such as Bio-Renew EGF Cream.Ingredients Aqua/Water/Eau, Hamamelis Virginiana (Witch Hazel) Water, Alcohol Denat., Glycolic Acid, Glycerin, Alcohol, Sodium Hydroxide, Gluconolactone, Polysorbate 80, Salicylic Acid, Caprylyl Glycol, Xanthan Gum, Sodium Benzoate, Retinol, Polysorbate 20, Retinyl Propionate, Hydrolyzed Yeast Protein, Totarol, Niacinamide, Tetrasodium EDTA, Fragrance/Parfum, Panthenol, Pyridoxine HCl, Helianthus Annuus (Sunflower) Seed Oil, Potassium Sorbate, Vanillin, Caprylic/Capric Triglyceride, Lonicera Japonica (Honeysuckle) Flower Extract, Biotin, Lonicera Caprifolium (Honeysuckle) Flower Extract, Carnosine, Emblica Officinalis Fruit Extract, Acetyl Tributyl Citrate, Citric Acid, Phenyl t-Butylnitrone, Benzyl Benzoate, Linalool