For each money/symptom/wedge term: who actually holds page 1, whether AI Overview fires, and whether there's a winnable angle. Pattern is consistent — UK retailer/media wall on commodity head; US medical or UK fashion media on women's-specific; pharmacies on GLP-1; private clinic + Louise Newson on perimenopause symptoms. Nowhere does a UK women's supplement brand authority exist. AIO firing on ~85% of priority queries per Agent 4.
The SIX vacuums we exploit: (a) UK brand vacuum on female-specific cluster — PubMed/ARU/Vogue/Mayo win; (b) UK citation gap on worried-buyer — US Healthline/Cleveland/Harvard win; (c) UK symptom-funnel gap — NHS+private clinic own head, supplement layer empty; (d) NEW: Magnesium Authority gap — Healthspan only UK ranker; (e) NEW: Collagen Authority gap — vendor + media listicle wall; (f) NEW: English-language ayurveda × perimenopause gap — no commodity brand has positioned.
| # | Site | Type |
|---|---|---|
| 1 | pmc.ncbi.nlm.nih.gov | Academic (PubMed) |
| 2 | aru.ac.uk (Anglia Ruskin Uni) | UK academic ⭐ citation benchmark |
| 3 | womenshealthmag.com | US lifestyle |
| 4 | tandfonline.com | Academic (T&F) |
| 5 | pmc.ncbi.nlm.nih.gov | Academic |
| 6 | youtube.com | Video |
| 7 | mayoclinic.org | US medical |
| 8 | hollandandbarrett.com | UK retailer |
| 9 | kineticasports.com | UK sport brand |
No UK female-specialist brand or authority in top 10. ARU at #2 is the academic credibility benchmark — perfect to cite + co-author with. H&B at #8 is the only consumer-facing UK entry. Wide-open commercial wedge.
SERP per Agent 3: vendor + small SEO sites + 1-2 US wellness blogs. WIDE-OPEN. AIO firing. Direct decision-help page with affiliate links to the winning glycinate (BetterYou / Pure Encapsulations / Solgar) + the winning citrate (Solgar / Wild Nutrition). The ⭐ direct-conversion gold of the entire research.
SERP per Agent 3: Healthspan is the ONLY UK ranker (plus US wellness). AIO firing. Easy displacement with named-RD + EFSA-anchored content. The brand absorbs ~30-50% of the AIO citation share within 6 months.
SERP per Agent 3: vendor + media listicle wall (Vogue + Marie Claire + Good Housekeeping + MyProtein). AIO firing. Female-specific dosing + skin/joint differentiation + heavy-metals lab data wins the citation.
| # | Site | Type |
|---|---|---|
| 1 | pmc.ncbi.nlm.nih.gov | Academic |
| 2 | tandfonline.com | Academic |
| 3 | womenshealthmag.com | US lifestyle |
| 4 | thepauselife.com | US menopause-tech (Mary Claire Haver) |
| 5 | joinmidi.com | US menopause telehealth |
| 6 | pmc.ncbi.nlm.nih.gov | Academic |
| 7 | healthline.com | US medical |
| 8 | news.cuanschutz.edu | US academic |
Featured snippet firing = a single citable 40-60w paragraph wins the answer panel. Louise Newson NOT in top 10 for this exact query. US menopause health-tech (ThePauseLife, Midi) is the benchmark — both US. UK gap.
| # | Site | Type |
|---|---|---|
| 1 | bbcgoodfood.com | UK media listicle |
| 2 | menopausecare.co.uk | UK private clinic |
| 3 | amazon.co.uk | Retailer |
| 4 | drlouisenewson.co.uk | UK menopause authority |
| 5 | wildnutrition.com | UK women's brand |
| 6 | goodhousekeeping.com | UK media listicle |
| 7 | hollandandbarrett.com | UK retailer |
| 8 | betteryou.com | UK vendor |
| 9 | vitabiotics.com | UK vendor |
| 10 | osteopathywestlondon.com | UK clinic (off-topic) |
NO NHS · Louise Newson + Wild Nutrition + Vitabiotics are the targets · WIN THIS HEAD FIRST before going for the contested menopause supplements 8.1k (NHS×2).
| # | Site | Type |
|---|---|---|
| 1 | nhs.uk | NHS — locked |
| 2 | vitabiotics.com | UK vendor |
| 3 | drlouisenewson.co.uk | UK menopause authority |
| 4 | boots.com | UK retailer |
| 5 | pmc.ncbi.nlm.nih.gov | Academic |
| 6 | menopausecare.co.uk | UK clinic |
| 7 | healthandher.com | UK menopause brand |
| 8 | nhs.uk | NHS — locked again |
| 9 | hollandandbarrett.com | UK retailer |
| 10 | bbcgoodfood.com | UK media |
NHS holds slots 1 and 8 = contested. Strategy: target position 4-8 + WIN THE AIO/PAA citation panel.
| # | Site | Type |
|---|---|---|
| 1 | nhs.uk | NHS — locked |
| 2 | bupa.co.uk | UK private health |
| 3 | mayoclinic.org | US medical |
| 4 | themenopausecharity.org | UK charity |
| 5 | bbcgoodfood.com | UK media |
| 6 | my.clevelandclinic.org | US medical |
| 7 | lscft.nhs.uk | NHS trust |
| 8 | healthdirect.gov.au | AU gov |
Locked at top by NHS+Bupa. Don't fight for #1 — build deep symptom-explainer page winning AIO + routing to supplement-funnel layer.
Gym chains + academic + US lifestyle hold the SERP. No supplement brand with named strength coach owns this. Tiny head + £0.09 CPC = pure citation play; the coach co-authorship is the entity differentiator.
SERP: H&B + PubMed + Cleveland Clinic + Mayo Clinic + Frontiers + OrthoInfo + Sloane Street Surgery + GoodRx + PubMed + YouTube. 22.2k volume, all US medical + H&B. Massive citation opportunity for a UK-named-RD-authored "creatine side effects: the honest UK guide" page.
SERP: H&B · BHF · ASDA Online Doctor · Examine (US) · Calculator.net · Healthline · Harvard Health · YouTube · Nutrition.org.uk. 49.5k LOW comp + featured snippet firing. BHF + Examine = citation incumbents. UK protein calculator with goal/age/sex/exercise inputs + RD-authored + schema-rich + EFSA-claim-anchored.
Persistent creatine FUD. Both queries: AIO firing + WIDE-OPEN UK SERPs + LOW comp. The honest 40-60w answer wins citation. Sister cluster on `creatine and kidneys` 1,600 + AIO/PAA.
SERP: Get Nourished · Vitl · Boots · Standard · Alyve · Guardian · Bioniq · Everly. £6.10 CPC = high commercial intent. No menopause-specific player. The quiz + life-stage specificity = brand differentiator.
MULTILINGUAL-DEEP-DIVE.md (16 langs, all skip + English ayurveda surprise) · ADJACENT-NICHES-DEEP.md (15 KB seeds, Pregnancy Journey 18/25 + Longevity 19/25) · LOW-SERP-CITATION-GAPS.md (Magnesium + Collagen + dosage trifecta) · BEST-AND-COMPARISON-MAP.md (360 keywords + 10-signal trust matrix). AGENT-WAVE-SYNTHESIS.md consolidates.