# Does social media information credibility influence social commerce purchase intention of skincare products? Evidence from Facebook

**Authors:** Prarthana Ranjith, Sumudu Nisansala, Nimesha Jayasingha, Kavindya Weerasekara, Krishantha Wisenthige, Nirmani Dayapathirana, Anu Sayal, Anu Sayal, Md. Rabiul Awal, Md. Rabiul Awal, Md. Rabiul Awal

PMC · DOI: 10.1371/journal.pone.0334126 · PLOS One · 2025-10-22

## TL;DR

This study explores how the credibility of information on Facebook affects people's intention to buy skincare products through social commerce.

## Contribution

The study contributes by examining the roles of trust and perceived risk in shaping consumer behavior in social commerce, particularly in an emerging market like Sri Lanka.

## Key findings

- Source credibility, e WOM credibility, and trust in online communities positively influence social commerce purchase intention.
- Perceived risk negatively affects purchase intention and is reduced by trust in online communities.
- Trust mediates the relationship between information credibility and purchase intention in social commerce.

## Abstract

Social commerce is transforming consumer purchasing behaviours by blending social media interactivity with e-commerce functionalities, and most purchases today are evidently facilitated through social media platforms with ease. Recognising the importance of credibility in skin-related purchases, this study aims to examine how social media information credibility factors, specifically source credibility and electronic word of mouth (e WOM) credibility, influence consumers’ purchase intentions for skincare products on Facebook, considering the mediating roles of trust in online communities and perceived privacy risk. Primary data were collected through a structured survey from 384 skincare purchasers who made their purchases via Facebook, and the model was tested using structural equation modelling (SEM). Further, the results reveal that source credibility, e WOM credibility, and trust in online communities positively influence social commerce purchase intention (SCPI), while perceived risk has a negative effect. Trust in online communities also reduces perceived risk and mediates the relationship between information credibility and purchase intention. Hence, these findings highlight the pivotal roles of trust and risk perceptions in shaping online consumer behaviour in the social commerce space, especially within the skincare market. The study emphasises the need for businesses to leverage credible information sources and build trustworthy online communities to enhance consumer confidence and engagement. Moreover, it contributes to the growing literature on social commerce by offering insights from an emerging market context, Sri Lanka, and suggests future research into broader dimensions of credibility and cultural comparisons to deepen the understanding of social commerce.

## Full-text entities

- **Diseases:** anxiety (MESH:D001007), ELM (MESH:D004195), UGC (MESH:D063466), PLS (MESH:D010214)
- **Chemicals:** PR (MESH:D011221), Facebook (-)
- **Species:** Homo sapiens (human, species) [taxon 9606]

## Full text

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## Figures

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## References

120 references — full list in the complete paper: https://tomesphere.com/paper/PMC12543200/full.md

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Source: https://tomesphere.com/paper/PMC12543200