Yusuf Elsayed is the founder of Sidr & Stone, a natural health and food brand built around premium, lab-verified traditional foods. Its flagship product is a cold-pressed Ethiopian black seed oil independently verified at 2.67% thymoquinone, with cold-pressed olive oil and sidr honey to follow. A former tech sales professional, Yusuf personally evaluated 36+ global suppliers and commissioned independent European laboratory testing so the brand could compete on verifiable proof rather than marketing claims. He also serves as an imam in Ireland, and the brand sells across the UK, EU and US. Yusuf can speak with authority to: sourcing and supply-chain diligence in food and supplements; how to judge the quality of black seed oil and olive oil (including the thymoquinone question); the...