Study on Carotenoid-Based Instrumental Index
Recruiting
Observational Study
Skin Carotenoid Status
No Placebo Group
Every participant receives an active treatment — no one gets a placebo.
Healthy Volunteers Welcome
You do not need to have the condition being studied to take part.
No Study Drug
Researchers observe your health over time — no experimental treatment is given.
At a Glance
- Age
- 18 and older
- Sex
- Any
- Study type
- Observational
- Participants needed
- 600 (estimated)
- Sponsor
- ChinaNorm · Industry
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Answer a few quick questions to see if you may meet the eligibility requirements.
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About This Trial
Nu Skin (China) Daily-Use\&Health Products Co.,Ltd. has developed biophotonic scanners based on Raman spectroscopy, which measures skin carotenoid levels through hand skin scanning. In this study, the new Prysm device, which adopts new technology in a lower cost and more portable form, was used to measure skin carotenoid levels in a population, and the relationships between these levels and dietar…
Trial Locations
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Eligibility Criteria
Inclusion Criteria:
1. Chinese individuals of Asian ethnicity aged 18 years or older.
2. Basic proficiency in reading and writing Chinese, sufficient to independently complete questionnaires.
3. Voluntary participation with signed informed consent.
4. Willingness to comply with all assessment requi…
Contacts
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