European beauty subscriptions are shifting from discovery‑only to LTV‑engineered membership programs that blend curation, community, and replenishment. From 2025 to 2030, we model EU beauty subscription box revenues rising from ~US$3.2B to ~US$6.2B as operators tighten unit economics: higher 12‑month retention, lower monthly churn, disciplined CAC, and faster payback via smarter merchandising and logistics. Benelux including Luxembourg over‑indexes on digital adoption, cross‑border fulfillment, and multilingual content, making it attractive for high‑ARPU pilots. CLV playbook: (1) Value ladders Good/Better/Best plans with refill credits, early access, and member pricing; (2) Personalization quiz + usage telemetry to select hero SKUs and minimize ‘shelf of shame’; (3) Logistics right‑sized packaging, regional DCs, and returns‑lite swaps to cut cost per shipment; (4) Content & community creator capsules, member‑only livestreams, and referral missions; (5) Risk churn prevention via pause/skips, at‑risk outreach, and proactive refunds for stockouts. Measurement shifts from GMV to CLV accounting: ARPU/month, 12‑month retention, CAC payback, and LTV/CAC by cohort.