Act as a seasoned SEO content writer with 5+ years of experience in the health and wellness niche. Craft a 1,200-word, engaging, and well-researched article titled '[TOPIC: The Ultimate Guide to Boosting Immunity Naturally]' targeting the keyword '[PRIMARY KEYWORD: natural immunity boosters]' with a search volume of [SEARCH VOLUME: 15,000 monthly searches]. The article should include: 1. An attention-grabbing introduction with a hook and clear value proposition. 2. 5-7 scientifically backed methods to enhance immunity naturally, each explained in detail with studies or expert quotes. 3. A FAQ section addressing common reader questions like '[QUESTION: Can diet alone improve immunity?]'. 4. Internal links to related articles on [WEBSITE: example.com] and authoritative external sources. 5. A compelling CTA encouraging readers to share their experiences or try a [FREE RESOURCE: 7-day immunity meal plan]. Tone: Friendly, authoritative, and actionable. Avoid jargon and prioritize readability (Grade 8-10).