When writing an Affiliate Marketing Bio for Instagram, keep it short, clear, and conversion-focused. Use emojis smartly to highlight key points, and don’t forget to include your niche keywords. For example, if you’re into travel affiliate marketing, lines like “🌍 Exploring & Earning Online” or “✈️ Travel Deals Partner” make your bio attractive and relatable. Always include your affiliate link in the bio to turn profile visitors into potential customers.