Nutrition Consensus

Evidence sentiment publication

[MPLS] Environmental exposures

Microplastics

Last updated May 25, 2026 · Updated weekly

Are microplastics good for you today?

No. The current evidence ledger is strongly unfavorable, with no credible health-benefit case and ongoing uncertainty focused on exposure measurement, dose-response, and clinical risk size.

Additional analyst color: Placed on permanent negative watch.

Current score

-89

Sentiment

Strongly negative

Confidence

53 / 100

Controversy

3 / 100

Settled

Evidence items

207

30D0
90D-1
1Y-2

Placed on permanent negative watch. Analysts are searching for upside and mostly finding polymer fragments in places polymer fragments do not belong.

Analyst noteConfidence is directionally high because recent human evidence is one-sided, but exact causal pathways, exposure thresholds, and clinical risk sizes are still developing.

Last meaningful move

Oct 2019

Score move

-89

points

Driven by

Environmental exposure to microplastics: An overview on possible human health effects.

The Science of the total environment · Oct 4, 2019 · Negative · index impact 0

This study carried one of the largest negative public impacts added to the ledger around the move.

View study ->

Evidence sentiment index

Historical price of the microplastics thesis

Start
End
-100-500+50Zero line: mixed
Latest-89
SignalStrongly negative
Confidence53 / 100

Axis fitted: -100 to +50. Index scale remains -100 to +100.

Latest studies

Evidence tape

Sorted by publication date, newest first.

Did we miss a study?

Showing 3 of 207 studies after filter and sort.

mechanistic

Polyethylene terephthalate and polypropylene nanoplastics toxicity in vitro: Comparative analysis of paraquat adsorption and cytotoxicity

EuropePMC · Jun 4, 2026Open study
Direction: NegativeIndex impact -9

Auto-draft (EuropePMC): abstract suggests a mixed signal. According to global statistics, approximately 400 million tons of plastic are produced worldwide each year, yet only about 9% is recycled.

Limitations: Auto-generated from abstract only. Review full paper for confounding, population characteristics, endpoint definitions, and study design before publishing.

Evidence weight 14 / 100europepmcjournal-articledoi:10.1007/s40201-025-00970-0pmid:42253471

mechanistic

Neurotoxic Effects of Nanoplastics: Current Evidence and Mechanistic Insights

EuropePMC · Apr 30, 2026Open study
Direction: NegativeIndex impact -10

Auto-draft (EuropePMC): abstract suggests a unfavorable signal. Plastic products are extensively utilized in various industrial goods and consumer items.

Limitations: Auto-generated from abstract only. Review full paper for confounding, population characteristics, endpoint definitions, and study design before publishing.

Evidence weight 15 / 100europepmcreview-articlereviewdoi:10.3390/toxics14050387pmid:42198512

expert commentary

Exploring the relationship between microplastic exposure and bone health

Endocrine Connections · Apr 2, 2026Open study
Direction: NegativeIndex impact -1

Abstract suggests MNPs and plastic-associated EDCs such as phthalates and bisphenols are detected in human tissues and fluids and are implicated in pathways central to bone homeostasis, with human biomonitoring studies linking phthalate and bisphenol exposure to lower bone mineral density; direct human epidemiological data linking MNP burden specifically to osteoporosis are scarce. Preclinical evidence supports plausible causal routes.

Limitations: EDC-bone associations are more established than direct MNP-bone effects; human data specifically linking MNP particle burden (rather than associated chemicals) to skeletal outcomes are limited.

Evidence weight 2 / 100semanticscholarbone-healthendocrine-disruptionEDCphthalatesreviewskeletaldoi:10.1530/EC-26-0187pmid:null

Showing 3 of 207 studies.