No known drug interactions for the matched ingredients — not a guarantee none exist. Based on 1 of 8 ingredients. Check your meds →
Dietary supplement

Phenol Assist Ingredients & Drug Interactions

by Kirkman

Capsule Category: Non-nutrient/non-botanical
No known interaction
The interaction bottom line No known interaction

Phenol Assist is a dietary supplement by Kirkman with 8 active ingredients. Its ingredients are commonly taken for improving mineral absorption, breaking down phytic acid (phytate) in grains and legumes, supporting digestion of plant-based foods.We don’t currently list a known drug interaction for its mapped ingredients — but that doesn’t guarantee none exist, so always confirm with your pharmacist.

HelloPharmacist Scorecard of Phenol Assist by Kirkman

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

What’s inside

Low disclosure
Ingredient Transparency · database check
Low

Most active ingredients don't disclose an individual amount — you can't tell how much of each you're getting.

Why this rating?
  • The label discloses an exact amount for 0 of its 8 active ingredients.
  • “Kirkman Proprietary Enzyme Blend” is a proprietary blend — the label gives one combined amount (225 mg) without saying how much of each component you get.

Phenol Assist contains 8 active ingredients, all digestive enzymes. These include amylase, cellulase, glucoamylase, xylanase, beta-glucanase, phytase, hemicellulase, and alpha-galactosidase, plus a proprietary enzyme blend.

The product also contains inactive ingredients — hypromellose, water, maltodextrin, magnesium stearate, and silicon dioxide — which help form and stabilize the capsule.

Does it work?

Couldn't assess
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
Not assessable

This is a single-ingredient Phytase product and its label doesn't state a use — see Phytase's own graded uses on its monograph.

Why this rating?
  • We looked at the product name, claims, and label statements and couldn't find a stated purpose to grade.

The evidence we hold on these enzyme ingredients is not established. Phytase has been evaluated for aging skin, iron deficiency anemia, zinc deficiency, child growth, and blepharospasm, but the data for all of those uses shows insufficient reliable evidence to rate its effectiveness.

For the other six enzymes in this product, we have no effectiveness ratings on file.

The evidence, ingredient by ingredient Phytase

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 1 matched ingredient.
  • Pregnancy & breastfeeding safety ratings cover 1 of 1.
  • General safety write-ups exist for 1 of 1.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

Phytase is generally considered low-risk in foods, but human supplement data are limited. There is not enough reliable safety information to know whether it's safe in supplement form, so the safety data advises against using it unless your doctor recommends it.

Occupational exposure to airborne phytase powder has triggered allergic responses — including occupational asthma and hypersensitivity pneumonitis — in workers in the animal-feed industry, though that's a different route and dose than oral supplement use. For pregnancy and breastfeeding, there isn't enough data to know either way with phytase.

Safety data is not on file for the other ingredients in this product. Talk with your doctor or pharmacist for personalized advice if you're pregnant, planning to become pregnant, or breastfeeding.

Side effects, ingredient by ingredient Phytase

Meds to double-check

No known interactions
Known Interaction Concern · database check
No known interactions

No medication interactions are currently documented for the matched ingredients — that isn't a guarantee none exist.

Why this rating?
  • None of the 1 matched ingredient has a documented medication interaction on file.

No interactions are documented in our data for the ingredients we could check. That doesn't mean interactions don't exist — it just means our monographs don't flag them.

Use the search tool on this page to check your exact medications, or ask your pharmacist to review them with you.

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with no assessable stated purpose. No medication interactions are currently documented, and safety information is well characterized.

Phenol Assist is a digestive enzyme blend with limited human safety data overall. If you're interested in enzyme supplementation, chat with your pharmacist — they can help you figure out whether this product fits your situation and watch for any unusual effects once you start.

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

Assessment coverage: 1 of 8 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Dec 14, 2023.

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 Phenol Assist, straight from the product label.

Brand Kirkman
Barcode (UPC) 812325025091
Net contents 90 Capsule(s)
Market status On market
Date entered into DSLD Dec 14, 2023
DSLD ID 297241
Product type Non-nutrient/non-botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Adult (18 - 50 Years), Gluten Free, Dairy Free
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 Phenol Assist by Kirkman, 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 Capsule(s)
Maximum serving Sizes:
1 Capsule(s)
Servings per container
90
UPC/BARCODE
812325025091
IngredientAmount% DV
Amylase0 NP--
Cellulase0 NP--
Glucoamylase0 NP--
Xylanase0 NP--
Beta-Glucanase0 NP--
Phytase0 NP--
Hemicellulase0 NP--
Alpha-Galactosidase0 NP--
Kirkman Proprietary Enzyme Blend225 mg--

Other ingredients: Hypromellose, Water, Maltodextrin, Magnesium Stearate, Silicon Dioxide

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.
Storage

Important: Store in a cool dry place and tightly capped.

Precautions

Keep out of the reach of children.

Allergen warning: Contains sulphites. Enzymes grown on fermentation media containing wheat and soy (may contain undetectable trace amounts)

Formulation

Free of: Milk, eggs, fish, shellfish, tree nuts, peanuts, wheat or soy

Hypoallergenic

Gluten-free

Supports digestion of grains, beans, fruits, vegetables and spices

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.

Seals/Symbols

Ultra Tested cGMP Certified Current Good Manufacturing Practice Consistent Quality

FDA Statement of Identity

Dietary Supplement

Suggested/Recommended/Usage/Directions

Suggested Use: One capsule with meal or as directed by a physician.

See for yourself

Phenol Assist by Kirkman label

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

What’s inside

The Ingredients in Phenol Assist by Kirkman

These are the 8 active ingredients this product is made of. Select any to open its full monograph.

Serving size1 Capsule(s) Dosage formCapsule Servings per container90 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.

Kirkman Proprietary Enzyme Blend

225 mg per serving
  • › Amylase
  • › Cellulase
  • › Glucoamylase
  • › Xylanase
  • › Beta-Glucanase
  • Phytase
  • › Hemicellulase
  • › Alpha-Galactosidase

Other (inactive) ingredients: Hypromellose, Water, Maltodextrin, Magnesium Stearate, Silicon Dioxide. These complete the product’s ingredient list but are not active constituents.

Interaction report

Phenol Assist by Kirkman Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Phenol Assist. This doesn’t guarantee none exist — always confirm with your pharmacist before combining a supplement with your medications.

The maker

Brand information

Manufacturer and brand details for Phenol Assist, from the product label.

Kirkman

See all Kirkman products
Name
Kirkman
City
Lake Oswego
State
OR
ZipCode
97035
Phone Number
503.694.1600 1.800.245.8282
Web Address
kirkmangroup.com
Pharmacist Counseling Corner

Phenol Assist by Kirkman: Common Questions

Does Phenol Assist by Kirkman interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Phenol Assist. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Phenol Assist contains 8 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.
What is phytase in this supplement?
Phytase is a digestive enzyme that breaks down certain compounds in food. It's one of several enzymes in Phenol Assist designed to support digestion.
Is this product safe to take while pregnant or breastfeeding?
There isn't enough data to know either way about phytase or the other ingredients during pregnancy or breastfeeding. Talk with your doctor or pharmacist for personalized advice before taking it.
Do these enzymes actually work?
The evidence isn't established in the data we hold. Phytase has been studied for several uses, but we don't have reliable evidence that it's effective for them. The other ingredients don't have effectiveness ratings on file.
Can I take this if I have a food allergy?
Occupational exposure to phytase powder has caused allergic reactions in some workers, though that's airborne powder in an industrial setting, not an oral supplement. If you have a known enzyme allergy or sensitivities, ask your pharmacist before starting.
Why can't you check most of the ingredients for interactions?
We don't have complete safety monographs on file for amylase, cellulase, glucoamylase, xylanase, beta-glucanase, hemicellulase, and alpha-galactosidase. That doesn't mean they're unsafe — it just means we can't verify interactions with medications in our database.

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

Not sure if Phenol Assist 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.

Phenol Assist label
Go deeper

The Full Monographs Behind Phenol Assist’s Ingredients

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

Sources

Sources & How We Checked

Phenol Assist'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 7 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.

Phytase 7 references
  1. Lei XG, Weaver JD, Mullaney E, Ullah AH, Azain MJ. Phytase, a new life for an "old" enzyme. Annu Rev Anim Biosci. 2013;1:283-309. PubMed
  2. Smuts CM, Matsungo TM, Malan L, et al. Effect of small-quantity lipid-based nutrient supplements on growth, psychomotor development, iron status, and morbidity among 6- to 12-mo-old infants in South Africa: a randomized controlled trial. Am J Clin Nutr. 2 PubMed
  3. van Heemst RC, Sander I, Rooyackers J, et al. Hypersensitivity pneumonitis caused by occupational exposure to phytase. Eur Respir J. 2009;33(6):1507-9. PubMed
  4. Baur X, Melching-Kollmuss S, Koops F, Strassburger K, Zober A. IgE-mediated allergy to phytase -- a new animal feed additive. Allergy. 2002;57(10):943-5. PubMed
  5. Doekes G, Kamminga N, Helwegen L, Heederik D. Occupational IgE sensitisation to phytase, a phosphatase derived from Aspergillus niger. Occup Environ Med. 1999;56(7):454-9. PubMed
  6. Brnic M, Hurrell RF, Songré-Ouattara LT, et al. Effect of phytase on zinc absorption from a millet-based porridge fed to young Burkinabe children. Eur J Clin Nutr. 2017;71(1):137-141. PubMed
  7. Koshy JC, Sharabi SE, Feldman EM, Hollier LH Jr, Patrinely JR, Soparkar CN. Effect of dietary zinc and phytase supplementation on botulinum toxin treatments. J Drugs Dermatol. 2012;11(4):507-12.

See these in context on the Phytase 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

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