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

Rapid Relief Lactase Ingredients & Drug Interactions

by NewtonEverett

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

Rapid Relief Lactase is a dietary supplement by NewtonEverett with 1 active ingredient. Its ingredients are commonly taken for lactose intolerance, gas and bloating after dairy, diarrhea from dairy 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 Rapid Relief Lactase by NewtonEverett

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

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 1 of its 1 active ingredient.
  • No proprietary blends here — you can verify the dose of every single component.

Rapid Relief Lactase contains one active ingredient: lactase, an enzyme that breaks down lactose (milk sugar) in your digestive tract. The capsule also holds microcrystalline cellulose, hydroxypropyl methylcellulose, and vegetable magnesium stearate — these are inactive ingredients that help form and deliver the capsule.

Does it work?

Strong 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
Strong

Clinical evidence supports at least one of this product's ingredients for its stated purpose.

Why this rating?
  • The label markets this product for: manage lactose intolerance symptoms.
  • We looked for evidence on: Lactose intolerance, gas and bloating, diarrhea, dairy digestion.
  • The strongest evidence on file: Lactase is rated "Effective" for Lactose intolerance (Natural Medicines).

Lactase is effective for lactose intolerance — it works by breaking down the milk sugar your body can't digest on its own, easing bloating, gas, and stomach cramps after dairy. The evidence for it in prematurity and colic isn't established enough to rate, so we can't speak to those uses based on the data we hold.

The evidence, ingredient by ingredient Lactase

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.

Lactase is generally well tolerated when you take it as directed. A small number of workers exposed to powdered lactase have developed allergic reactions — contact dermatitis and allergic rhinitis (itchy, swollen eyes and nasal passages) — but this is rare and tied to inhaling the powder in occupational settings, not to swallowing it in a capsule.

The safety data suggests it's likely safe in pregnancy and lactation, though the evidence is limited. Because lactase only acts in your digestive tract and isn't absorbed into your bloodstream, it poses minimal risk — but still worth a quick word with your doctor or pharmacist if you're pregnant or nursing.

Side effects, ingredient by ingredient Lactase

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. Before you start, use the medication checker on this page to confirm your specific drugs — it only takes a minute.

The bottom line

Scorecard at a glanceFully disclosed formula with clinical evidence supporting its stated purpose. No medication interactions are currently documented, and safety information is well characterized.

If you're lactose intolerant and want relief from dairy, lactase is a straightforward, well-tolerated choice. If you're pregnant, nursing, or planning regular use, a quick check-in with your doctor or pharmacist gives you personalized peace of mind.

No major drug interactions are documented for this ingredient.

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

Assessment coverage: 1 of 1 active ingredient matched to our full ingredient reviews (monographs). Based on the product label dated Feb 26, 2020.

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 Rapid Relief Lactase, straight from the product label.

Brand NewtonEverett
Barcode (UPC) 818423027494
Net contents 180 Vegetarian Capsule(s)
Market status On market
Date entered into DSLD Feb 26, 2020
DSLD ID 213298
Product type Non-nutrient/non-botanical
Supplement form Capsule
Dietary claims / uses All Other, Structure/Function
Intended target group(s) Vegetarian, Adult (18 - 50 Years), Gluten 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 Rapid Relief Lactase by NewtonEverett, 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 Vegetarian Capsule(s)
Maximum serving Sizes:
1 Vegetarian Capsule(s)
Servings per container
180
UPC/BARCODE
818423027494
IngredientAmount% DV
Lactase90 mg--

Other ingredients: Microcrystalline Cellulose, Hydroxypropyl Methylcellulose, Vegetable Magnesium Stearate

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.
Formula

Rapid Relief Lactase is designed to work gently and naturally with your digestive system to manage the uncomfortable symptoms associated with lactose intolerance. Lactase, a digestive enzyme, works to break down lactose - a sugar that is found in dairy products.

Natural Lactase Enzyme Supplement

Formulation

When taken before your first bite or sip of dairy foods or drinks, it helps prevent and reduce common symptoms of lactose intolerance, including gas, bloating and occasional diarrhea, so you can enjoy dairy foods without worrying about stomach discomforts.

Helps prevent gas, bloating and occasional diarrhea Improves dairy digestion Soothes upset stomach

Vegetarian

Gluten free Non-GMO

Fast Acting

Suggested/Recommended/Usage/Directions

Suggested Use: Take 1 vegetarian capsule with your first bite of foods containing dairy. You may increase the dosage to 2 capsules at one time if necessary. After a period of 30-45 minutes, if you continue to eat foods containing dairy, it is recommended to take an additional dose of the product.

General Statements

Fast Safe Effective Digest Dairy Easily

FDA Statement of Identity

Dietary Supplement

Precautions

Warning: If you are pregnant, lactating, taking any medications or have any medical condition, consult your health care professional before use.

Discontinue use and consult your health care professional if any adverse reactions occur.

Keep out of reach of children.

Do not use if safety seal is broken.

Storage

Store in a cool, dry place.

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.

See for yourself

Rapid Relief Lactase by NewtonEverett label

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

What’s inside

The Ingredients in Rapid Relief Lactase by NewtonEverett

This is the 1 active ingredient this product is made of. Select it to open its full monograph.

Serving size1 Vegetarian Capsule(s) Dosage formCapsule Servings per container180 Amounts shown are per serving.

Lactase

No known
interactions
90 mg per serving

Lactase is a digestive enzyme supplement that helps people who lack enough natural lactase break down lactose, the sugar in milk and dairy. It can red...

Lactase monograph & interactions

Other (inactive) ingredients: Microcrystalline Cellulose, Hydroxypropyl Methylcellulose, Vegetable Magnesium Stearate. These complete the product’s ingredient list but are not active constituents.

Interaction report

Rapid Relief Lactase by NewtonEverett Drug Interactions

We don’t currently list any known drug interactions for the mapped ingredients in Rapid Relief Lactase. 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 Rapid Relief Lactase, from the product label.

NewtonEverett

See all NewtonEverett products
Name
Newton-Everett
Pharmacist Counseling Corner

Rapid Relief Lactase by NewtonEverett: Common Questions

Does Rapid Relief Lactase by NewtonEverett interact with any medications?
We do not currently list a known interaction for the mapped ingredients in Rapid Relief Lactase. This does not guarantee none exist, so confirm with your pharmacist.
How can one product interact with so many drugs?
Rapid Relief Lactase contains a single active ingredient, and that one ingredient can interact with many different medications on its own. We check it against each medication and show the mechanism 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.
Does lactase really work for lactose intolerance?
Yes — lactase is rated effective for lactose intolerance. It breaks down lactose in your gut so you can digest dairy without the bloating, gas, or cramping.
Is lactase safe to take if I'm pregnant?
The safety data rates it likely safe in pregnancy, though evidence is limited. Since it works only in your digestive tract and isn't absorbed into your bloodstream, the risk is minimal — but a quick word with your doctor or pharmacist gives you personalized guidance.
Can I be allergic to lactase?
Rare allergic reactions have been reported, mostly in workers inhaling powdered lactase. Swallowing it in a capsule is a different exposure and carries no documented allergy risk — but if you have a history of enzyme sensitivities or unusual reactions to supplements, mention it to your pharmacist.
Will this interact with my medications?
No interactions are documented between lactase and any medications in our data. Still, run your exact drugs through the checker on this page to be sure.
What's inside the capsule besides lactase?
The capsule holds microcrystalline cellulose, hydroxypropyl methylcellulose, and vegetable magnesium stearate — all inactive ingredients that help form and deliver the capsule. There are no added fillers beyond these.

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

Not sure if Rapid Relief Lactase 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.

Rapid Relief Lactase label
Go deeper

The Full Monographs Behind Rapid Relief Lactase’s Ingredients

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

Sources

Sources & How We Checked

Rapid Relief Lactase'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 1 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.

Lactase 1 reference
  1. Laukkanen A, Ruoppi P, Remes S, Koistinen T, Mäkinen-Kiljunen S. Lactase-induced occupational protein contact dermatitis and allergic rhinoconjunctivitis. Contact Dermatitis. 2007;57(2):89-93. PubMed

See these in context on the Lactase 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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