Interactions on record — worth a quick check against your medications. Based on 2 of 4 ingredients. Check your meds →
Dietary supplement

Maximum L+Z Ingredients & Drug Interactions

by ProCaps

Maximum L+Z label
See full label image
Capsule Category: Other Combinations
Most serious interaction: Moderate
Clinical methodology reviewed by · Updated Sep 23, 2026 · Label data from the NIH DSLD
What is this page for?

First and foremost: checking Maximum L+Z against your medications. The heart of this page is the interaction checker and the full interaction report — how this product’s ingredients may interact with prescription and over-the-counter medicines you may be taking.

Around that, we add a pharmacist’s high-level view of the product as a whole — what’s inside, the evidence for its stated use, how transparent the label is, and what safety data exists — so you can see the full picture in one place. It’s educational information from our licensed clinical databases and the clinical staff at HelloPharmacist — not medical advice — and we don’t sell or endorse products. Our editorial policy

The interaction bottom line Most serious interaction: Moderate

Maximum L+Z is a dietary supplement by ProCaps with 4 active ingredients. Its ingredients are commonly taken for eye health, age-related macular degeneration, cataract prevention.Based on those ingredients, 86 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Zeaxanthin Complex. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

Jump to a section

Check Your Meds Against Maximum L+Z by ProCaps

Ask about any prescription or over-the-counter medication and we check it for interactions with Maximum L+Z by ProCaps — and tell you which ingredient is responsible.

Pharmacist-reviewed data Checks every ingredient Answer in seconds
Prefer a human? Send your question to our licensed pharmacists — free, answered by email within 24 hours.

HelloPharmacist Scorecard of Maximum L+Z by ProCaps

Our pharmacy team’s full take, with four database checks built into the cards below — a summary of what is known, not a grade of the product itself.

From our pharmacy team — supplement deep dive

Generated from HelloPharmacist’s pharmacist-curated databases and editorial rules · Last generated Jul 11, 2026

What’s inside

Full disclosure
Ingredient Transparency · database check
Full

Every active ingredient lists its own amount on the label.

Why this rating?
  • The label discloses an exact amount for 5 of its 5 active ingredients.
  • “Total Omega-3 Fatty Acids” is listed as a grouped ingredient — the label gives one combined amount (90 mg) without saying how much of each component you get.
  • “Ahiflower Oil” is listed as a grouped ingredient — the label gives one combined amount (145 mg) without saying how much of each component you get.

Maximum L+Z contains five active ingredients. Lutein and zeaxanthin are carotenoids (yellow-orange pigments found in leafy greens and other plants) that concentrate in the eye's macula and lens.

The product also includes three omega fatty acids—gamma-linolenic acid, alpha-linolenic acid, and stearidonic acid—plus a blend called Ahiflower Oil, which supplies some of these omegas. The capsule itself is a soft-gelatin shell, an inactive ingredient that holds everything together.

Does it work?

Moderate evidence
Evidence for Intended Use · database check
By FDA rules, dietary supplements can’t claim to treat, cure, or prevent disease — so labels speak in careful marketing language. We discern each product’s intended use from its name, label claims, and label statements, then grade the clinical evidence for that use. How these ratings are computed
Moderate

Some clinical evidence supports this product's ingredients for its stated purpose, but it isn't conclusive.

Why this rating?
  • The label markets this product for: Macular and retinal health support.
  • We looked for evidence on: Age-related macular degeneration (AMD), Cataracts, Central serous retinopathy, Choroideremia, Diabetic retinopathy, Dry eye — and 4 related terms.
  • The strongest evidence on file: Lutein is rated "Possibly Effective" for Age-related macular degeneration (AMD) (Natural Medicines).
  • Also on file: Lutein is rated "Possibly Effective" for Cataracts.
  • Also on file: Zeaxanthin is rated "Possibly Effective" for Age-related macular degeneration (AMD).

Lutein is possibly effective for slowing age-related macular degeneration (AMD) and cataracts, two common causes of vision loss as you age. Zeaxanthin is also possibly effective for AMD.

For other conditions—retinitis pigmentosa, premature infant complications, and cognitive decline—the evidence we hold is either insufficient or doesn't support benefit. The omega fatty acids in this product don't have effectiveness ratings in our data.

The evidence, ingredient by ingredient Lutein Zeaxanthin

How safe is it?

Well-documented data
Safety Information · database check
Well characterized

Adverse-effect, pregnancy, and general safety data are on file for most of these ingredients.

Why this rating?
  • We hold adverse-effect (side-effect) data for 1 of the 2 matched ingredients.
  • Pregnancy & breastfeeding safety ratings cover 2 of 2.
  • General safety write-ups exist for 2 of 2.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Both lutein and zeaxanthin are generally well tolerated at typical supplement doses. Lutein at doses up to 20 mg daily hasn't caused reported adverse effects.

Zeaxanthin carries no reported side effects in our data. During pregnancy and breastfeeding, both ingredients are rated Likely Safe, though the data on concentrated supplement doses (rather than food amounts) during nursing is limited—talk with your doctor or pharmacist if you're pregnant or nursing and want personalized guidance.

Side effects, ingredient by ingredient Lutein Zeaxanthin

Meds to double-check

Moderate interaction found
Known Interaction Concern · database check
Moderate identified

The most serious documented interaction for these ingredients is Moderate. Check your medications for a personalized result.

Why this rating?
  • 1 of the 2 matched ingredients can interact with medications — Zeaxanthin.
  • The most serious interaction on file is rated Moderate.
  • Some involve high-stakes drug classes: diabetes medications.
  • For scale: 86 individual medications appear in the full list. A big number alone doesn't make a product dangerous — what matters is whether YOUR medication is on it, so run yours through the interaction checker on this page.

If you take antidiabetes drugs (such as insulin, metformin, or others), double-check this product with your pharmacist—zeaxanthin may theoretically increase your risk of low blood sugar. No other documented interactions exist for the ingredients we could check.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFully disclosed formula with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

If you're concerned about age-related eye changes like AMD or cataracts, lutein and zeaxanthin offer possibly effective support. If you take diabetes medication, check with your pharmacist first because zeaxanthin might raise your low-blood-sugar risk.

For anyone else, it's generally well tolerated, but run your exact medications through the checker on this page.

Educational only — not medical advice; always confirm with your pharmacist. Our editorial policy · How we use AI

Assessment coverage: 2 of 5 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Aug 23, 2021.

This Scorecard evaluates available label information, ingredient evidence, and known medication-safety considerations. It does not independently verify product identity, purity, potency, contamination, or manufacturing quality. How these ratings are computed

At a glance

General information

Key facts about Maximum L+Z, straight from the product label.

Brand ProCaps
Barcode (UPC) 712128
Net contents 240 Easy-To-Swallow Capsule(s)
Market status On market
Date entered into DSLD Aug 23, 2021
DSLD ID 248468
Product type Other Combinations
Supplement form Capsule
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years)
From the label
Everything in this section is reproduced from the manufacturer’s own product label — it’s the label speaking, not HelloPharmacist. We show it so you can see exactly what the maker states; we don’t verify or endorse those statements.

Supplement Facts

The label details for Maximum L+Z by ProCaps, sourced from the NIH Dietary Supplement Label Database.

Supplement Facts

Daily Value (DV) Target Group(s):
Adults and children 4 or more years of age
Minimum serving Sizes:
1 Softgel(s)
Maximum serving Sizes:
1 Softgel(s)
Servings per container
240
UPC/BARCODE
712128
IngredientAmount% DV
Gamma-Linolenic Acid10 mg--
Total Omega-3 Fatty Acids90 mg--
Alpha-Linolenic Acid70 mg--
Stearidonic Acid30 mg--
Ahiflower Oil145 mg--
Lutein12 mg--
Zeaxanthin Complex6 mg--

Other ingredients: Soft-Gelatin Capsule

Tap any ingredient to jump to its full detail below.

Label statements
These statements are the manufacturer’s wording, reproduced from the product label — the label is saying it, not HelloPharmacist. We don’t verify or endorse them.
Suggested/Recommended/Usage/Directions

Suggested Use Consume one or more capsules daily or as recommended by your physician. Since lutein and zeaxanthin are fat soluble, they are best absorbed when consumed with foods or meals containing a small amount of fat or oil. For questions about the use of this product call 800.332.7799.

Formulation

For over 40 years Unsurpassed purity, quality and efficacy 100% solar production Zero carbon footprint

Optical pigment booster Maximum potency to support macular and retinal health

Contains no additives or common allergens of any kind.

General Statements

We remain uniquely committed to you and the planet. You have my unwavering promise. Andrew Lessman, Founder HSN www.HSN.com 800.944.9999 www.QVC.com 800.345.1515

Formula

12 mg Lutein 6 mg Zeaxanthin

Andrew Lessman's Maximum L+Z is an ultra-high potency blend of Lutein and Zeaxanthin (L+Z), two dietary ingredients that physicians and experts consider to be critical for eye health. Diets rich in L+Z have long been associated with superior vision and eye health. L+Z are most highly concentrated in the retina and macula of the eye where their unique molecular structure allows them to protect these delicate tissues from high-energy radiation and oxidation. Their concentration in the macula is so high that they provide both its color and its name, since in Latin the macula is called the macula lutea or yellow spot. L+Z are also referred to as "Optical Pigments," since they also play a key role in the eye's visual systems promoting visual acuity (sharpness of vision), as well as visual processing speed. Zeaxanthin also affords enhanced protection to the macula due to extremely high concentrations at the center of the retina. In short, L+Z are at the top of any list of dietary ingredients that protect our eyes from a lifetime of normal age-related changes. L+Z also protect the skin, but it is the brain where substantial recent research has shown Lutein to be associated with superior cognitive function, memory and verbal fluency with age. The body cannot make L+Z and the typical American diet provides so little that supplementation remains the only viable option of ensuring the vital protection these critical nutrients provide to our eyes, brain and skin. To assure you the greatest benefits possible, we enhance our ultra-high potency blend of Maximum L+Z with the unique balance of plant-based Omega-3 fatty acids from Ahiflower Oil

FDA Statement of Identity

Dietary Supplement

Brand IP Statement(s)

Ahiflower is a registered trademark of Technology Crops, LLC.

FDA Disclaimer Statement

These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure or prevent any disease.

Precautions

Always wear UV-protective sunglasses outdoors.

Is this label outdated? Report a formula or label change and our pharmacy team will review it.

See for yourself

Maximum L+Z by ProCaps label

The label scan from the NIH Dietary Supplement Label Database. Tap to enlarge.

Maximum L+Z label

Label images are published by the NIH Dietary Supplement Label Database for the version of this product on file. Always read your actual product label.

View the full label (PDF)
What’s inside

The Ingredients in Maximum L+Z by ProCaps

These are the 4 active ingredients this product is made of. Select any to open its full monograph.

Serving size1 Softgel(s) Dosage formCapsule Servings per container240 Amounts shown are per serving.

Most supplement products combine several ingredients, and a medication can interact with the product through any one of them. Each ingredient below shows whether it has known drug interactions.

Ahiflower Oil

145 mg per serving
  • › Gamma-Linolenic Acid
  • › Total Omega-3 Fatty Acids

Lutein

No known
interactions
12 mg per serving

Lutein is a plant-based antioxidant pigment that concentrates in the eye, and the best evidence suggests it (often combined with zeaxanthin) may help...

Lutein monograph & interactions

Zeaxanthin Complex

Interacts with
86 drugs
6 mg per serving

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 stron...

Zeaxanthin Complex monograph & interactions

Other (inactive) ingredients: Soft-Gelatin Capsule. These complete the product’s ingredient list but are not active constituents.

Interaction report

Maximum L+Z by ProCaps Drug Interactions

Want to check YOUR meds against Maximum L+Z?

Ask about interactions with your drugs in plain English — “Can I take it with lisinopril?” — and we find you the answer in seconds, ingredient by ingredient.

 Go to the checker
86Drugs
86 Moderate

Ingredients driving the most interactions

Zeaxanthin Complex 86

Individual Drug Interactions

The ingredients in Maximum L+Z interact with 86 drugs. Click any drug to see the details.

1 of the 4 ingredients in Maximum L+Z interact with drugs. Each result below shows which ingredient is responsible. Zeaxanthin Complex

Each ingredient & the kinds of drugs it affects

For each ingredient in Maximum L+Z with known interactions, here are the types of medications it can affect. Open any type for the detail — or search your exact drug in the checker above.

Zeaxanthin Complex1 drug type · 86 drugs

Antidiabetes Drugs

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.

Likelihood Possible Evidence D
Zeaxanthin Complex full monograph & interactions
The maker

Brand information

Manufacturer and brand details for Maximum L+Z, from the product label.

ProCaps

See all ProCaps products
Name
ProCaps Laboratories
City
Henderson
State
NV
ZipCode
89011
Phone Number
800-800-1200
Web Address
ProCapsLabs.com
Pharmacist Counseling Corner

Maximum L+Z by ProCaps: Common Questions

Does Maximum L+Z by ProCaps interact with any medications?
Yes. Based on its ingredients, Maximum L+Z has a known interaction with 86 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
Maximum L+Z contains 4 active ingredients, and an interaction can come from any of them. We check every ingredient, combine the results into one list per medication, and show which ingredient and mechanism is responsible.
Where does this information come from?
The product label data comes from the NIH Dietary Supplement Label Database (DSLD); the interaction data is built on the Natural Medicines database and reviewed by HelloPharmacist pharmacists.
Will this help my presbyopia or reading vision?
Lutein and zeaxanthin are studied mainly for AMD and cataracts. We don't have evidence data on presbyopia (age-related reading-focus changes) in our files, so I can't say either way based on the product facts alone.
Can I take this while I'm pregnant?
Both lutein and zeaxanthin are rated Likely Safe in pregnancy. That said, most of the safety data comes from food sources, not concentrated supplements, so talk with your doctor to be sure it fits your situation.
Is it safe to breastfeed while using this?
Both are rated Likely Safe during breastfeeding. Lutein is naturally in breast milk, but there isn't much data on high-dose supplements while nursing—your doctor or pharmacist can help you decide if it's right for you.
What does zeaxanthin do in the eye?
Zeaxanthin is a carotenoid (plant pigment) that builds up in the macula, the center of the retina where you see detail. It's possibly effective at slowing age-related macular degeneration, a major cause of vision loss over time.
Are there any side effects from lutein or zeaxanthin?
No adverse effects are reported in the data we hold. Lutein at doses up to 20 mg daily has been well tolerated in studies, and zeaxanthin shows no documented side effects at supplement doses.
What are the omega acids in here for?
This product includes gamma-linolenic acid, alpha-linolenic acid, and stearidonic acid as omega fatty acids to support overall health, though the specific eye or vision benefits aren't detailed in our product facts.

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

Not sure if Maximum L+Z is safe with your meds?

Our pharmacists answer your medication & supplement questions — free.

Ask a pharmacist

Label information is sourced from the NIH Dietary Supplement Label Database and reflects the product version on file; always read your actual product label. This page is for education only and is not a substitute for professional medical advice. Confirm with your pharmacist or doctor before combining supplements and medications.

Maximum L+Z label
Go deeper

The Full Monographs Behind Maximum L+Z’s Ingredients

Every ingredient we hold a full HelloPharmacist monograph for — uses, evidence, safety, and the complete interaction list.

Herb & supplement monograph

Lutein

Lutein is a plant-based antioxidant pigment that concentrates in the eye, and the best evidence suggests it (often combined with zeaxanthin) may help slow progression of age-related macular...

Read the full Lutein monograph → Herb & supplement monograph

Zeaxanthin

Interacts with 86 drugs

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 progres...

Read the full Zeaxanthin monograph →
Sources

Sources & How We Checked

Maximum L+Z's label data comes from the NIH Dietary Supplement Label Database; the ingredient interaction data is from the Natural Medicines database, reviewed by our pharmacists.

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

The 6 references behind this product’s interaction data

Every citation that drives the interaction findings for this product’s ingredients, from the evidence-graded Natural Medicines (TRC Healthcare) database. Open an ingredient to browse its citations — links open the study on PubMed or the publisher’s site.

Lutein 2 references
  1. Brown L, Rimm EB, Seddon JM, et al. A prospective study of carotenoid intake and risk of cataract extraction in US men. Am J Clin Nutr 1999;70:517-24. PubMed
  2. Chasan-Taber L, Willett WC, Seddon JM, et al. A prospective study of carotenoid and vitamin A intakes and risk of cataract extraction in US women. Am J Clin Nutr 1999;70:509-16. PubMed

See these in context on the Lutein monograph →

Zeaxanthin 4 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
  4. Xu X, Zhao X, Berde Y, Low YL, Kuchan MJ. Milk and Plasma Lutein and Zeaxanthin Concentrations in Chinese Breast-Feeding Mother-Infant Dyads With Healthy Maternal Fruit and Vegetable Intake. J Am Coll Nutr 2019;38(2):179-184. PubMed

See these in context on the Zeaxanthin monograph →

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

Keep exploring
Supplement interaction checker › Check any supplement or product against your medications Drug–drug interactions › Check two or more of your medications against each other Browse medications A–Z › Every drug we've checked against herbs & supplements NDC & pricing lookup › Find a drug’s NDCs, packaging and costs Ask a pharmacist › Free, personal answer from our licensed team