Drug & supplement interaction

Zeaxanthin + Nateglinide

Nateglinide brand name: Starlix.

Moderate Interaction
The bottom line Moderate

Zeaxanthin has a moderate interaction with Nateglinide. Theoretically, taking zeaxanthin with antidiabetes drugs might increase the risk of hypoglycemia.

Read the full interaction report
SeverityModerate
LikelihoodPossible
EvidenceD
What do Severity, Likelihood & Evidence mean?
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Interaction report

Zeaxanthin and Nateglinide

Here is the interaction we found between these two, with the evidence behind it.

Moderate

ANTIDIABETES DRUGS

Why this applies to Nateglinide

Nateglinide falls under ANTIDIABETES DRUGS — the group Zeaxanthin interacts with.

Theoretically, taking zeaxanthin with antidiabetes drugs might increase the risk of hypoglycemia.
In an animal diabetic model, zeaxanthin has hypoglycemic effects. However, population research has found that increasing intake of dietary zeaxanthin plus lutein does not decrease the risk of developing type 2 diabetes.
Severity Moderate Likelihood Possible Evidence D

Interaction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.

Dr. Brian Staiger, PharmD, BCPS
Dr. Brian Staiger explains PharmD, Clinical Pharmacist

Here's the gist of it: nateglinide already works by nudging your pancreas to put out more insulin around mealtimes, which lowers your blood sugar. The thought is that zeaxanthin might have a mild blood-sugar-lowering effect of its own, so stacking the two could, in theory, push your sugar a little lower than expected. That could show up as the usual lows you'd watch for with nateglinide, like shakiness, sweating, dizziness, or feeling suddenly hungry or foggy.

I'll be honest, this is very much a theoretical concern. The signal comes from an animal study, and human research on dietary zeaxanthin and lutein hasn't shown lower diabetes risk. For most people this won't be a big deal, but if you take both, just keep an eye on your readings and check in with your pharmacist or doctor before changing anything.

References
  1. Montonen J, Knekt P, Jarvinen R, Reunanen A. Dietary antioxidant intake and risk of type 2 diabetes. Diabetes Care 2004;27:362-6. PubMed
  2. Leermakers ET, Darweesh SK, Baena CP, et al. The effects of lutein on cardiometabolic health across the life course: a systematic review and meta-analysis. Am J Clin Nutr 2016;103(2):481-94. PubMed
  3. Kou L, Du M, Zhang C, Dai Z, Li X, Zhang B. The Hypoglycemic, Hypolipidemic, and Anti-Diabetic Nephritic Activities of Zeaxanthin in Diet-Streptozotocin-Induced Diabetic Sprague Dawley Rats. Appl Biochem Biotechnol 2017;182(3):944-955. PubMed

What These Ratings Mean

Every interaction above is graded three ways — here’s the key to each label.

Severity how clinically significant the interaction is
Major

Clinically significant. Avoid the combination, or use only under close professional supervision.

Moderate

Usually worth avoiding or managing — may need monitoring, a dose change, or timing apart.

Minor

Generally not serious. Be aware of it and mention it to your pharmacist.

Likelihood how strong the evidence is that the interaction actually happens in people
  • LikelyWell-controlled human studies have demonstrated the likely existence of this interaction.
  • ProbableInteraction has not been documented in well-controlled studies, however, the interaction has been demonstrated in some small human studies or in controlled animal studies in conjunction with multiple case reports.
  • PossibleInteraction has been documented in animal or in lab research, or the interaction has been documented in humans but is limited to case reports or conflicting clinical research exists.
  • UnlikelyInteraction has been demonstrated in animal or in lab research but has been shown not to occur in humans.
Evidence the quality of the studies behind the rating (graded A–D)
  • AHigh-quality meta-analysis (quantitative systematic review).
  • BCase-control study.
  • CConsensus.
  • DAnecdotal evidence.

These ratings are for information only. Never start, stop, or otherwise change your therapy before speaking with your provider.

Keep it in perspective

Zeaxanthin Also Interacts With Other Medications

Zeaxanthin has 85 moderate known drug interactions in our database — the Nateglinide one above is one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Zeaxanthin

Covers the 2,830 medications we’ve checked against Zeaxanthin. Pick one to open its full report.

From our Q&A

Questions About Zeaxanthin or Nateglinide

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Zeaxanthin or Nateglinide, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Nateglinide

This page covers Zeaxanthin only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Nateglinide page lists 290 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Siberian Cocklebur (major), Acai (moderate), Adrafinil (moderate) and African Wild Potato (moderate).

By severity: 2 major · 241 moderate · 47 minor.

From our pharmacist’s overview on the Nateglinide page

“People who take nateglinide (Starlix) with meals for type 2 diabetes are often drawn to supplements marketed for blood sugar, and that overlap is why these 290 interactions warrant real caution. Some 239 of the ingredients affect blood sugar on their own, most pushing it lower, so stacking them on nateglinide raises the odds of hypogly…”

Reviewed by 2 · Jul 18, 2026

Open the Nateglinide interaction page

One more smart check

Taking Zeaxanthin as Part of a Dietary Supplement Product? Check It for Interactions

We hold 3,239 real supplement products containing Zeaxanthin, each one broken down to its full ingredient list — and combination products often carry several ingredients besides Zeaxanthin. Your product may carry other ingredients that interact with Nateglinide too, on top of Zeaxanthin — and those would not show on this page. Find your product and we’ll check every ingredient on its label:

How much people look this up

Where Zeaxanthin and Nateglinide Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Zeaxanthin
Top 10%

#87 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Nateglinide
Steady interest

#2,230 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Supplement

About Zeaxanthin

What is Zeaxanthin?

Zeaxanthin
  • Eye and macular health
  • Age-related macular degeneration (AMD)
  • Protection from blue light
  • General antioxidant support
  • Cataract risk reduction

Zeaxanthin is a carotenoid pigment that, along with lutein, concentrates in the macula of the eye and may help support long-term eye health. The strongest evidence relates to slowing progression of advanced age-related macular degeneration when combined with other nutrients, while many other uses remain unproven. It is generally well tolerated, but talk to your pharmacist or doctor before starting any supplement.

Read the full Zeaxanthin monograph & all interactions
Medication

About Nateglinide

What Is Nateglinide Used For?

Brand name: Starlix

Nateglinide tablets are used to help improve blood sugar (glucose) control in adults with type 2 diabetes. It is always used together with diet and exercise — not as a replacement for them.

Nateglinide is not for type 1 diabetes, and it is not used to treat diabetic ketoacidosis (a serious complication where the blood becomes dangerously acidic).

See full Nateglinide drug information
Keep checking

Other Drugs & Zeaxanthin

Browse every other medication we’ve checked against Zeaxanthin — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
85Moderate
0Minor
2,744No known interaction
Moderate

85 interactions

Showing 60 of 85 moderate interactions — see all 85 on the Zeaxanthin page.

No interaction 2,744 drugs checked — show the list
Sources

Sources & How We Checked

Interaction details are evidence-graded and sourced from the Natural Medicines database. The medication overview comes from MedlinePlus.

Content is written and reviewed by licensed HelloPharmacist pharmacists. See our data sources and editorial standards for how this information is built and checked.

Parts of this content are provided by the Therapeutic Research Center, LLC.

DISCLAIMER: Currently this does not check for drug-drug interactions. This is not an all-inclusive comprehensive list of potential interactions and is for informational purposes only. Not all interactions are known or well-reported in the scientific literature, and new interactions are continually being reported. Input is needed from a qualified healthcare provider including a pharmacist before starting any therapy. Application of clinical judgment is necessary.

© 2021 Therapeutic Research Center, LLC

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Pharmacist Counseling Corner

Taking Zeaxanthin and Nateglinide Together: Common Questions

Can you take Zeaxanthin with Nateglinide?
There is a moderate interaction, so it may be acceptable with monitoring or timing changes — but check with your pharmacist first. Read the full details on this page and confirm with your pharmacist before combining them.
How serious is the Zeaxanthin and Nateglinide interaction?
We rate it Moderate. This combination may require monitoring, a dose adjustment, or separating the times you take each one. Consult your pharmacist before using them together.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Still Have a Question About Nateglinide and Zeaxanthin?

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.