Daily gut routine
Doctor’s Biome Gut Health Living Probiotics
A cold-shipped 2 oz organic juice shot with 15 named probiotic strains, drunk once a day on an empty stomach.
- Format
- Liquid, once a day
- Type
- Probiotic and food-based
- Cost
- $6.00 a day
- Customer rating
- 4.6 out of 5 from 245 ratings from doctorsbiome.com
What customers consistently report
- A sweet-and-tart taste that is easy to drink
- Less bloating and more regular bowel movements
- Relief from long-running stomach trouble
Those are the themes that recur across the reviews. Low review confidence — the 4.62 from 245 reviews sits in a widget on the brand’s own site (167 flagged as verified buyers), Amazon’s new listing shows a single one-star rating, and no Trustpilot or Better Business Bureau profile was found.
Why it might work
The brand’s idea is that live cultures suspended in juice reach the gut in larger numbers than dried cultures in a capsule, and it supports this with a laboratory acid-survival test. In that test the juice-hydrated blend still lost most of its cells, from 36 million to 3.2 million per gram at time zero and 5,100 per gram after 60 minutes, and the test did not measure what reaches the intestine in people. The strains are common Lactobacillus and Bifidobacterium species that the brand’s papers describe as acid- and bile-tolerant in the laboratory. How a probiotic would affect the gut after antibiotics depends on the strain and the timing, and the one human study found here that measured recovery after antibiotics found probiotics slowed it. The label does not say how much juice sugar or fiber each bottle contains.
What the research supports
No controlled trial of this product was found. The brand’s own evidence is an 80-person satisfaction survey run by its officers (no control group; scores of 5.6 to 6.4 on a one-to-seven scale) and a company laboratory experiment in which the juice-hydrated blend survived simulated stomach acid better than dry powder. Trials that use some of the same named strains (Lpc-37 and Bi-07 in a four-strain blend) showed fewer multi-drug-resistant bacteria and fewer diarrhea days in hospital patients on antibiotics, but they used a different strain set, and one 2018 human study found a multi-strain probiotic delayed microbiome recovery after antibiotics. Pooled trials find probiotics taken during antibiotics lower diarrhea risk, and none tests a product started afterward.
What the label discloses
All 15 strains carry codes, which is more than most probiotics print, and the total is 27 billion CFU at the time of manufacture with no per-strain counts; the brand says the count is not guaranteed after 120 days. The brand states every batch is tested by an independent laboratory for pathogens but names no laboratory and states no potency testing. The brand’s papers name different strain codes from the current product page, and the juice carries roughly 4.5 g of natural sugar per bottle according to older brand copy.
Who this tends to suit
We match this product to people reporting bloating, gas and irregular bowel habits. It fits someone whose priority is a steady daily routine, resetting after a course of antibiotics or an upset or regularity. Whether it is the best fit for you depends on the rest of your answers — what you have already tried, what format you will take, and anything that has to be ruled out.
Where it may not fit
The label supports gluten-free and dairy-free. We flag this product for anyone pregnant or breastfeeding or taking prescription medication, and the quiz removes it rather than recommending it in those cases. That is a caution about who should be deciding, not a claim about the product. A liquid only works if you will take it once a day, every day.
Side effects and what to be aware of
Reviewers mostly report bloating and regularity gains, with recurring complaints about the cost of about $6 a day, bottles arriving warm, leaking or broken, and trouble managing or changing a subscription. The brand says to talk to a doctor before using it during pregnancy, while taking immunosuppressants or steroids, or after antibiotics, and that gas, bloating or diarrhea may occur at first. The 30-day guarantee is for first-time buyers while the terms of service say sales are final.
Common questions
Does Doctor’s Biome Gut Health work?
No controlled trial of the product was found. The brand’s evidence is an 80-person satisfaction survey by its own officers and a company laboratory test of acid survival; reviewers on the brand’s site average 4.62 from 245 reviews and many describe less bloating and easier bowel movements, while a few report no effect. Amazon shows a single one-star rating.
Should you take Doctor’s Biome after antibiotics?
The brand advertises a gut reset after antibiotics but its questions page calls taking probiotics during and after antibiotics a personal choice to discuss with a doctor. Trials show probiotics taken during antibiotics lower diarrhea risk, with effects that depend on the strain and dose; one 2018 human study found a multi-strain probiotic delayed microbiome recovery after antibiotics compared with no probiotic, and no trial of this product after antibiotics was found.
Is Doctor’s Biome safe, and what are the side effects?
The brand says it is well tolerated, with gas, bloating or diarrhea possible at first, and that people on immunosuppressants or steroids, and those who are pregnant, should ask a doctor first. Every batch is said to be tested for pathogens by an independent laboratory. The juice carries about 4.5 g of natural sugar per bottle according to older brand copy, and one reviewer who is sensitive to sugar reported constipation.
How much does Doctor’s Biome cost?
A box of 30 bottles is $179.99, which is $6.00 a day, with free shipping; the subscription option takes 10% off ($161.99, about $5.40 a day) and delivers every 30 or 60 days. Amazon lists the same box at $189.99. Several reviewers say the price is hard to sustain.
Who makes Doctor’s Biome, and how do cold shipping and refunds work?
It is made by Newgen 27 LLC in Hauppauge, New York, founded in 2017 by a podiatrist and a businessman, with a food scientist as chief science officer. Orders ship cold with ice packs Monday to Thursday; some reviewers report warm or broken bottles. The 30-day guarantee is for first-time buyers and needs the batch number on the bottle, while the terms of service also say sales are final.
Before you take this. Speak to a doctor or pharmacist first if you are pregnant or breastfeeding, or taking prescription medication. Nothing on this page is medical advice, and no supplement diagnoses, treats, cures or prevents disease.
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Related reading
Background on how this type of product works, read from the trial evidence.