B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
2.5x
2.5x -- weekly frequency decline start for Meta prospecting audience (2026)
On Meta prospecting campaigns, ad performance starts declining above a weekly frequency threshold of 2.5.
Attribution:
View source
Lighthouse Research Team
Last verified:
·
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Source verified
Evidence graded
Value
2.5x
Unit
Ratio
Data Vintage
2026
Entity
Geography
Global
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
AdLibrary
Primary
Tier B
https://adlibrary.com/posts/ad-fatigue ↗
Source Article
Ad Creative Fatigue: Detect It Before Budget Burns
Ad Creative Fatigue: How to Detect It Before Burning Budget 2026
Ad creative fatigue is the gradual decline in performance that happens when your audience sees the same creative too many times, so click-through rate falls, cost per acquisition climbs, and the ad keeps spending while returning less. …
Original Research
AdLibrary
· Original study ↗
Methodology
Industry analysis of Meta fatigue patterns by AdLibrary
Methodology documented
Segmentation
IndustryMedia
RegionGlobal
RoleAll marketers
Channelpaid_ads
Cite this stat
Plain Text
Meta prospecting audience: 2.5x weekly frequency decline start. Source: AdLibrary (2026). Via Lighthouse Intelligence -- https://lighthousedata.io/data/meta-prospecting-frequency-decline
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<blockquote cite="https://lighthousedata.io/data/meta-prospecting-frequency-decline" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>2.5x</strong> -- weekly frequency decline start for Meta prospecting audience<br><small>Source: AdLibrary (2026) · <a href="https://lighthousedata.io/data/meta-prospecting-frequency-decline" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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