Interactions on record — worth a quick check against your medications. Based on 3 of 4 ingredients. Check your meds →
Dietary supplement

HLC Intensive Powder Ingredients & Drug Interactions

by Pharmax

Powder Category: Non-nutrient/non-botanical
Most serious interaction: Moderate
The interaction bottom line Most serious interaction: Moderate

HLC Intensive Powder is a dietary supplement by Pharmax with 4 active ingredients. Its ingredients are commonly taken for digestive health and regularity, constipation relief, immune support.Based on those ingredients, 182 medications have a known interaction with it, the most serious rated moderate. The ingredients most likely to interact are Bifidobacterium animalis subsp. lactis (CUL 34 ), Lactobacillus acidophilus CUL-60, Bifidobacterium bifidum CUL-20. Use the checker below to test your specific medication, or read the full HelloPharmacist Interaction Report.

HelloPharmacist Scorecard of HLC Intensive Powder by Pharmax

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 4 active ingredients.
  • “HLC Consortium” is listed as a grouped ingredient — the label doesn't break down how much of each component you get.

HLC Intensive Powder contains four active probiotic strains: Bifidobacterium animalis subsp. lactis (CUL 34), Lactobacillus acidophilus (CUL-60 and CUL-21), and Bifidobacterium bifidum (CUL-20). These are live beneficial bacteria meant to support digestive and immune health.

The powder also contains maltodextrin as an inactive ingredient to keep the cultures stable.

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: digestive health and gut microbiome balance.
  • We looked for evidence on: Antibiotic-associated diarrhea, Clostridioides difficile infection, Colic, Constipation, Inflammatory bowel disease (IBD), Irritable bowel syndrome (IBS) — and 4 related terms.
  • The strongest evidence on file: Lactobacillus Acidophilus is rated "Possibly Effective" for Antibiotic-associated diarrhea (Natural Medicines).
  • Also on file: Lactobacillus Acidophilus is rated "Possibly Effective" for Irritable bowel syndrome (IBS).
  • Also on file: Bifidobacterium Animalis Subsp. Lactis is rated "Possibly Effective" for Constipation, Irritable bowel syndrome (IBS), Colic.

The evidence for this product's strains is mixed. The Bifidobacterium animalis and Lactobacillus acidophilus strains are possibly effective for irritable bowel syndrome (IBS), respiratory tract infections, and antibiotic-associated diarrhea.

Lactobacillus acidophilus is also possibly effective for Helicobacter pylori infection and bacterial vaginosis. Bifidobacterium bifidum is possibly effective for IBS and respiratory tract infections.

For other conditions like allergic rhinitis, anxiety, and Alzheimer's disease, the evidence isn't established in our data.

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 3 of the 3 matched ingredients.
  • Pregnancy & breastfeeding safety ratings cover 3 of 3.
  • General safety write-ups exist for 3 of 3.
  • Remember: this measures how much safety information exists. Thin data is not the same as being safe.

These probiotics are generally well tolerated by most healthy adults and children. The most common side effect is diarrhea; some people also report bloating, flatulence, abdominal pain, or stomach discomfort, though these are uncommon.

Rare cases of rash have been reported in clinical trials with probiotic combinations, though it's unclear if the probiotics caused them. There's a theoretical concern that probiotics might cause infection in people with severely weakened immune systems, so check with your doctor first if that applies to you.

For pregnancy, Lactobacillus acidophilus and Bifidobacterium bifidum are rated possibly safe, but there isn't enough data on file for the Bifidobacterium animalis strain — talk with your doctor or pharmacist to decide what's right for you.

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?
  • 3 of the 3 matched ingredients can interact with medications — Lactobacillus Acidophilus, Bifidobacterium Animalis Subsp. Lactis, Bifidobacterium Bifidum.
  • The most serious interaction on file is rated Moderate.
  • For scale: 182 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.

Antibiotics are the key one. Since this powder contains live bacteria, antibiotics will kill them and reduce the probiotic's benefit.

Space your antibiotic and this powder several hours apart, and let your doctor or pharmacist know you're taking both so they can help you time it right.

Check your own medication Run your meds through the checker above

The bottom line

Scorecard at a glanceFormula with limited ingredient disclosure with some supporting evidence for its stated purpose. Moderate medication interactions have been identified, and safety information is well characterized.

This is a multi-strain probiotic powder geared toward people with IBS, digestive upset, or immune support — it's generally well tolerated, but the main thing to watch is timing with antibiotics. If you take any prescription medications, especially antibiotics, confirm the dosing schedule with your own doctor or pharmacist before you start.

Pregnant or breastfeeding? Clear it with your provider first.

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

Assessment coverage: 4 of 4 active ingredients matched to our full ingredient reviews (monographs). Based on the product label dated Apr 11, 2022.

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 HLC Intensive Powder, straight from the product label.

Brand Pharmax
Barcode (UPC) 88319621570
Net contents 1 Ounce(s); 30 Gram(s)
Market status On market
Date entered into DSLD Apr 11, 2022
DSLD ID 260202
Product type Non-nutrient/non-botanical
Supplement form Powder
Dietary claims / uses Nutrient, All Other, Structure/Function
Intended target group(s) Children 4 or More Years of Age, 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 HLC Intensive Powder by Pharmax, 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 Gram(s)
Maximum serving Sizes:
1 Gram(s)
Servings per container
30
UPC/BARCODE
88319621570
IngredientAmount% DV
Total Carbohydrates1 Gram(s)1%
Bifidobacterium animalis subsp. lactis (CUL 34 )0 NP--
Lactobacillus acidophilus CUL-600 NP--
HLC Consortium0 NP--
Lactobacillus acidophilus CUL-210 NP--
Bifidobacterium bifidum CUL-200 NP--

Other ingredients: Maltodextrin

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

Human Lactic Commensals (HLC) probiotic strains are research-driven and clinically proven in randomized, double-blind, placebo-controlled human trials at 25 billion CFU per day. Proprietary non-pathogenic human-sourced microflora bacterial strains are utilized as they have strong epithelial adherence and a naturally high tolerance to stomach acid.

Research driven probiotics

FDA Statement of Identity

Probiotic supplement

Suggested/Recommended/Usage/Directions

Recommended intake: Adults, adolescents and children (3 years and older): In a glass, add water or milk to one scoop of HLC Intensive Powder and mix. Take once daily with a meal, at least 2-3 hours before or after taking antibiotics, or as professionally directed.

Precautions

Risk information: If you have an immune compromised condition, do not use. If symptoms of digestive upset occur, worsen or persist beyond three days, discontinue use and consult your healthcare practitioner. Safety-sealed for your protection and for product freshness.

Keep out of reach of children.

Storage

Store under refrigeration (below 46 degrees F).

See for yourself

HLC Intensive Powder by Pharmax label

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

What’s inside

The Ingredients in HLC Intensive Powder by Pharmax

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

Serving size1 Gram(s) Dosage formPowder Servings per container30 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.

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

Interaction report

HLC Intensive Powder by Pharmax Drug Interactions

Want to check YOUR meds against HLC Intensive Powder?

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
182Drugs
182 Moderate

Each ingredient & the kinds of drugs it affects

For each ingredient in HLC Intensive Powder with known interactions, here are the types of medications they can affect. Open any type for the detail — or search your exact drug in the checker above.

Bifidobacterium animalis subsp. lactis (CUL 34 )1 drug type · 182 drugs

Antibiotic Drugs

Theoretically, taking Bifidobacterium lactis with antibiotic drugs might decrease the effectiveness of B. lactis.
Since B. lactis preparations usually contain live and active organisms, simultaneously taking antibiotics might kill a significant number of the organisms. Tell patients to separate administration of antibiotics and B. lactis preparations by at least 2 hours.

Likelihood Probable Evidence D

Lactobacillus acidophilus CUL-601 drug type · 182 drugs

Antibiotic Drugs

Theoretically, taking Lactobacillus acidophilus with antibiotic drugs might decrease the effectiveness of L. acidophilus.
L. acidophilus preparations usually contain live and active organisms. Therefore, simultaneously taking antibiotics might kill a significant number of the organisms. Tell patients to separate administration of antibiotics and L. acidophilus preparations by at least two hours.

Likelihood Probable Evidence D

Bifidobacterium bifidum CUL-201 drug type · 182 drugs

Antibiotic Drugs

Theoretically, taking Bifidobacterium. bifidum with antibiotic drugs might decrease the effectiveness of B. bifidum.
Since B. bifidum preparations usually contain live and active organisms, simultaneously taking antibiotics might kill a significant number of the organisms. Tell patients to separate administration of antibiotics and B. bifidum preparations by at least 2 hours.

Likelihood Probable Evidence D
The maker

Brand information

Manufacturer and brand details for HLC Intensive Powder, from the product label.

Pharmax

See all Pharmax products
Name
Seroyal USA
City
Pittsburg
State
PA
ZipCode
15275
Phone Number
1-888-737-6925
Pharmacist Counseling Corner

HLC Intensive Powder by Pharmax: Common Questions

Does HLC Intensive Powder by Pharmax interact with any medications?
Yes. Based on its ingredients, HLC Intensive Powder has a known interaction with 182 medications. Use the checker to see how it interacts with a specific drug.
How can one product interact with so many drugs?
HLC Intensive Powder 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.
Can I take this while I'm on an antibiotic?
Yes, but timing matters. Since antibiotics kill the live bacteria in this powder, you'll want to separate them — usually at least a few hours apart. Talk with your doctor or pharmacist about the best schedule for your specific antibiotic.
What are the most common side effects?
Diarrhea is the most common. Some people also report bloating, flatulence, belly pain, or stomach discomfort, but these are uncommon. If side effects don't settle in a few days, stop and talk with your pharmacist.
Is this safe during pregnancy?
Two of the four strains (Lactobacillus acidophilus and Bifidobacterium bifidum) are rated possibly safe in pregnancy, but we don't have safety data on file for the other two. Talk with your doctor or pharmacist about whether this product is right for you during pregnancy.
Does this work for IBS?
All four strains in this powder are rated possibly effective for IBS, so there's some evidence behind it. Results vary from person to person, and it usually takes a few weeks to notice a difference.
What are these probiotics supposed to do?
These are beneficial bacteria designed to support digestive and immune health. The strains here have some evidence for IBS, respiratory infections, and antibiotic-associated diarrhea, among other uses.
Does this product contain any fillers?
It contains maltodextrin, which is an inactive ingredient used to keep the probiotic cultures stable in powder form.

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

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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.

HLC Intensive Powder label
Sources

Sources & How We Checked

HLC Intensive Powder'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 30 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.

Bifidobacterium Animalis Subsp. Lactis 8 references
  1. Pierce A. The American Pharmaceutical Association Practical Guide to Natural Medicines. New York: The Stonesong Press, 1999:19.
  2. Phuapradit P, Varavithya W, Vathanophas K, et al. Reduction of rotavirus infection in children receiving bifidobacteria-supplemented formula. J Med Assoc Thai 1999;82:S43-8.
  3. Xiao JZ, Takahashi S, Odamaki T, et al. Antibiotic susceptibility of bifidobacterial strains distributed in the Japanese market. Biosci Biotechnol Biochem. 2010;74(2):336-42. PubMed
  4. Begtrup LM, de Muckadell OB, Kjeldsen J, Christensen RD, Jarbøl DE. Long-term treatment with probiotics in primary care patients with irritable bowel syndrome--a randomised, double-blind, placebo controlled trial. Scand J Gastroenterol 2013;48(10):1127-35 PubMed
  5. Taipale TJ, Pienihäkkinen K, Isolauri E, Jokela JT, Söderling EM. Bifidobacterium animalis subsp. lactis BB-12 in reducing the risk of infections in early childhood. Pediatr Res. 2016;79(1-1):65-9. PubMed
  6. Amat-Bou M, Garcia-Ribera S, Climent E, et al. Effects of Bifidobacterium animalis Subsp. lactis (BPL1) supplementation in children and adolescents with prader-willi syndrome: A randomized crossover trial. Nutrients. 2020;12(10):3123. PubMed
  7. Mäkelä SM, Forssten SD, Kailajärvi M, et al. Effects of Bifidobacterium animalis ssp. lactis 420 on gastrointestinal inflammation induced by a nonsteroidal anti-inflammatory drug: A randomized, placebo-controlled, double-blind clinical trial. Br J Clin Ph
  8. Wildt S, Munck LK, Vinter-Jensen L, et al. Probiotic treatment of collagenous colitis: a randomized, double-blind, placebo-controlled trial with Lactobacillus acidophilus and Bifidobacterium animalis subsp. Lactis. Inflamm Bowel Dis 2006;12(5):395-401. PubMed

See these in context on the Bifidobacterium Animalis Subsp. Lactis monograph →

Lactobacillus Acidophilus 15 references
  1. Pierce A. The American Pharmaceutical Association Practical Guide to Natural Medicines. New York: The Stonesong Press, 1999:19.
  2. Begtrup LM, de Muckadell OB, Kjeldsen J, Christensen RD, Jarbøl DE. Long-term treatment with probiotics in primary care patients with irritable bowel syndrome--a randomised, double-blind, placebo controlled trial. Scand J Gastroenterol 2013;48(10):1127-35 PubMed
  3. Chatterjee S, Kar P, Das T, Ray S, Gangulyt S, Rajendiran C, Mitra M. Randomised placebo-controlled double blind multicentric trial on efficacy and safety of Lactobacillus acidophilus LA-5 and Bifidobacterium BB-12 for prevention of antibiotic-associated
  4. Shavakhi A, Tabesh E, Yaghoutkar A, Hashemi H, Tabesh F, Khodadoostan M,Minakari M, Shavakhi S, Gholamrezaei A. The effects of multistrain probiotic compound on bismuth-containing quadruple therapy for Helicobacter pylori infection: a randomized placebo-c
  5. Karamali M, Dadkhah F, Sadrkhanlou M, et al. Effects of probiotic supplementation on glycaemic control and lipid profiles in gestational diabetes: a randomized, double-blind, placebo-controlled trial. Diabetes Metab 2016;42(4):234-41. PubMed
  6. Badehnoosh B, Karamali M, Zarrati M, et al. The effects of probiotic supplementation on biomarkers of inflammation, oxidative stress and pregnancy outcomes in gestational diabetes. J Matern Fetal Neonatal Med. 2018 May;31(9):1128-1136.
  7. Kumar S, Kumar R, Rohilla L, Jacob N, Yadav J, Sachdeva N. A high potency multi-strain probiotic improves glycemic control in children with new-onset type 1 diabetes mellitus: A randomized, double-blind, and placebo-controlled pilot study. Pediatr Diabete
  8. Shahriari A, Karimi E, Shahriari M, Aslani N, Khooshideh M, Arab A. The effect of probiotic supplementation on the risk of gestational diabetes mellitus among high-risk pregnant women: A parallel double-blind, randomized, placebo-controlled clinical trial PubMed
  9. Xiao SD, Zhang DZ, Lu H, et al. Multicenter, randomized, controlled trial of heat-killed Lactobacillus acidophilus LB in patients with chronic diarrhea. Adv Ther. 2003;20(5):253-60.
  10. Rossi F, Amadoro C, Gasperi M, Colavita G. Lactobacilli infection case reports in the last three years and safety implications. Nutrients. 2022;14(6):1178. PubMed
  11. Ozer M, Goksu SY, Shahverdiani A, Mustafa M. Lactobacillus acidophilus-induced endocarditis and associated splenic abscess. Case Rep Infect Dis 2020;2020:1382709.
  12. Sadrin S, Sennoune S, Gout B, et al. A 2-strain mixture of Lactobacillus acidophilus in the treatment of irritable bowel syndrome: A placebo-controlled randomized clinical trial. Dig Liver Dis 2020;52(5):534-540. PubMed
  13. Stoffer JN, Slingsby TJ, Giuliari GP. Lactobacillus acidophilus endophthalmitis after intravitreal bevacizumab injection requiring intraocular lens explantation. Can J Ophthalmol 2022;57(1):e21-e22. PubMed
  14. Cukovic-Cavka S, Likic R, Francetic I, Rustemovic N, Opacic M, Vucelic B. Lactobacillus acidophilus as a cause of liver abscess in a NOD2/CARD15-positive patient with Crohn's disease. Digestion 2006;73(2-3):107-10.
  15. Hui J, Ren Y, Wang Y, Han Q. Lactobacillus acidophilus endophthalmitis postcataract operation: A case report with a literature review. Ocul Immunol Inflamm 2023.

See these in context on the Lactobacillus Acidophilus monograph →

Bifidobacterium Bifidum 7 references
  1. Pierce A. The American Pharmaceutical Association Practical Guide to Natural Medicines. New York: The Stonesong Press, 1999:19.
  2. Xiao JZ, Takahashi S, Odamaki T, et al. Antibiotic susceptibility of bifidobacterial strains distributed in the Japanese market. Biosci Biotechnol Biochem. 2010;74(2):336-42. PubMed
  3. Rerksuppaphol S, Rerksuppaphol L. Randomized controlled trial of probiotics to reduce common cold in schoolchildren. Pediatr Int. 2012;54(5):682-7. PubMed
  4. Karamali M, Dadkhah F, Sadrkhanlou M, et al. Effects of probiotic supplementation on glycaemic control and lipid profiles in gestational diabetes: a randomized, double-blind, placebo-controlled trial. Diabetes Metab 2016;42(4):234-41. PubMed
  5. Badehnoosh B, Karamali M, Zarrati M, et al. The effects of probiotic supplementation on biomarkers of inflammation, oxidative stress and pregnancy outcomes in gestational diabetes. J Matern Fetal Neonatal Med. 2018 May;31(9):1128-1136.
  6. Pruccoli G, Silvestro E, Pace Napoleone C, Aidala E, Garazzino S, Scolfaro C. Are probiotics safe? Bifidobacterium bacteremia in a child with severe heart failure. Infez Med. 2019;27(2):175-178.
  7. Esaiassen E, Hjerde E, Cavanagh JP, Simonsen GS, Klingenberg C; Norwegian Study Group on Invasive Bifidobacterial Infections. Bifidobacterium bacteremia: Clinical characteristics and a genomic approach to assess pathogenicity. J Clin Microbiol. 2017;55(7) PubMed

See these in context on the Bifidobacterium Bifidum 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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