In the Middle East’s heat, lip oils are prone to oxidation, so antioxidants must be heat-stable. Tocopherols (vitamin E) are common for oil-based formulas, while rosemary extract offers natural options, but synergy with other ingredients (e.g., fragrances or actives) is key to avoid rancidity or color shifts. For MOQ, we typically start at 5,000 units […]
