B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Recent
73%
73% -- sales lift from bonus pack promotion for hand lotion (bonus pack promotion vs price discount) (2025)
Sales of hand lotion increased by 73% when offered in a bonus pack promotion compared to a superior price discount.
Attribution:
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Lighthouse Research Team
Last verified:
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Source verified
Evidence graded
Value
73%
Unit
Percentage
Data Vintage
2025
Entity
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
50
Source Trust
60
Citation Chain
20
Independence
30
Methodology
60
Freshness
95
Source
Journal of Marketing
Primary
Tier C
https://barn2.com/blog/automatically-add-free-gift-to-cart-shopify/ ↗
Source Article
How to Automatically Add Free Gifts to Cart in Shopify
How to automatically add free gifts to cart in Shopify
Shopify makes it easy to run an online store. But when it comes to automatically adding free gifts to a customer’s cart, there’s a catch.
Shopify doesn’t offer this functionality natively, leaving store owners stuck with manual workarounds. This…
Original Research
Journal of Marketing
· Original study ↗
Methodology
Peer-reviewed research published in the Journal of Marketing, as cited by Barn2; original study details not provided
Methodology documented
Segmentation
Industrymarketing
Cite this stat
Plain Text
hand lotion (bonus pack promotion vs price discount): 73% sales lift from bonus pack promotion. Source: Journal of Marketing (2025). Via Lighthouse Intelligence -- https://lighthousedata.io/data/bonus-pack-sales-lift-hand-lotion
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<blockquote cite="https://lighthousedata.io/data/bonus-pack-sales-lift-hand-lotion" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>73%</strong> -- sales lift from bonus pack promotion for hand lotion (bonus pack promotion vs price discount)<br><small>Source: Journal of Marketing (2025) · <a href="https://lighthousedata.io/data/bonus-pack-sales-lift-hand-lotion" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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