I bought this as a refill to replace when my other tube ran out. I bought too soon and now no longer use this product. I threw the box away. I have never twisted this product open. Never used. Purchased May 20th 2025 and it’s good for 1yr. Selling this large bottle for the price of the smallest bottle, 30mL. AlphaRet Clearing Serum. A uniquely formulated retinoid-based serum designed for those who wish to maintain a youthful-looking complexion and clarify the appearance of oilier, blemish-prone skin. Why You'll Love It: Improves the appearance of skin clarity, pores, and overall tone and texture. All skinbetter science products are dermatologist tested, paraben free, fragrance free, dye free and cruelty free. AlphaRet Technology, this serum is formulated with salicylic acid, a beta hydroxy acid (BHA), and additional pore-cleansing, hydrating, and soothing ingredients, to rejuvenate and clarify the appearance of oilier, blemish-prone skin. Improvement in the appearance of skin clarity, pores, skin surface shine, and overall tone and texture. Smoother, more even-looking complexion. Healthier-looking skin, with little-to-no dryness or flaking.