Mary Ruth’s Probiotics Review: Do They Really Work?

Let’s take a closer look at mary ruth's probiotics review and what it genuinely offers.

MaryRuth Organics has built a strong reputation around its extensive natural supplement lineup, covering everything from digestion to immunity and sleep. So how does the brand’s probiotic line hold up?

Mary Ruth’s Probiotics makes plenty of claims about its formulas — we dug into the ingredients, clinical research, and cost to get to the real bottom line.

Mary Ruth's Probiotics Review: What Are Mary Ruth's Probiotics?

Mary Ruth’s Probiotics is a family of probiotic supplements, each with a slightly different formulation but a shared goal of supporting digestive health. The lineup includes Liquid Probiotic, Probiotic Beauty+, Probiotic Turmeric+, Probiotic Weight Management+, Skin Care Topical Probiotic, Candida Pre + Probiotic Enzymes, Dog and Cat Liquid Probiotic, Probiotic Postnatal+ and Prenatal+, Liquid Probiotic for Infants, and Organic Probiotic Gummies for both kids and adults — all built, according to the brand, from high-quality ingredients suitable for the whole family.

Other MaryRuth products include Gut Flora Health+ Enzymes, Gluten Relief Enzymes, Apple Cider Vinegar Gummies, Vegan Liquid Chlorophyll Drops, Organic Protein Powder, an Almond Butter & Jelly Liposomal Smoothie with DHA & MCT, and Charcoal Capsules.

Does the Research Support It?

• International Journal of Applied Basic Medical Research — “The study suggests that the wound healing activity of L. acidophilus if could be extrapolated to clinical situations may decrease dosage and duration of treatment and can be a potential adjuvant to reduce hospitalization with efficient recovery after injury and sustained good health.”
• North American Journal of Medical Sciences — “The results of the study concluded that lactobacillus acidophilus concentration of 1×10⁸ cells/mL had a high activity to inhibit the growth in-vitro of all pathogenic gram-positive and gram-negative bacteria, which cause burn wound infections.”
• Microbial Cell Factories — “Various health effects are well documented including the prevention and treatment of gastro-intestinal infections and diarrhea, and stimulation of immune responses” (from L. rhamnosus).

Who Makes Mary Ruth’s Probiotics?

MaryRuth Organics was founded in 2014 by nutrition consultant MaryRuth Ghiyam and her mother Colleen. Ghiyam retains majority ownership, with investment from LA-based food-sector private equity firm Butterfly in 2021, and entrepreneur Gary Vaynerchuk joining the board in 2022.

The company specializes in liquid vitamins and has since expanded into gummies and chewables spanning multivitamins, probiotics, and herbal supplements, sold through its website, Amazon, and retailers like Whole Foods. Products emphasize non-GMO, plant-based, and vegan formulations with minimal allergens, manufactured across facilities in the U.S. and Canada — the Canadian facilities follow Good Manufacturing Practices comparable to FDA standards — with each batch undergoing independent third-party chemical, microbiological, and organoleptic testing.

Mary Ruth’s Probiotic Customer Service

Address: 1171 S Robertson Blvd #148, Los Angeles, CA 90035
Email: wecare@maryruthorganics.com
Phone: 310-955-1353

MaryRuth Organics and the Better Business Bureau

MaryRuth Organics lacks BBB accreditation and holds an “F” rating, despite a 3.5-out-of-5 average across four customer reviews. The company has resolved 10 complaints over the past three years, six within the last 12 months.

Mary Ruth’s Probiotics Claims

The core liquid probiotic claims to support immune function, aid digestion, boost weight loss, and increase energy by suppressing harmful gut bacteria. Individual products carry more targeted claims — Probiotic Beauty+ for inflammation, skin, and hair; Probiotic Weight Management+ for gut biome support and weight loss specifically.

Mary Ruth’s Probiotics Ingredients

Formulas vary by product but generally draw from a shared set of bacterial strains: Lactobacillus acidophilus, L. rhamnosus, L. salivarius, L. casei, L. plantarum, Lactococcus lactis, Streptococcus thermophilus, Bifidobacterium bifidum, B. lactis, B. infantis, B. breve, and B. longum. Formulas are USDA-organic, plant-based, raw, vegan, non-GMO, and free of dairy, nuts, gluten, wheat, soy, corn, nightshades, and added sugar.

Do Mary Ruth’s Probiotics Actually Work?

Lactobacillus acidophilus is a well-established “good” bacteria that crowds out harmful strains in the gut — the International Journal of Medical Sciences notes its resilience even in harsh GI conditions.

L. rhamnosus GG, first isolated from healthy human fecal samples in 1985 specifically for its acid and bile resistance, has been shown in Frontiers in Pharmacology to help reduce diarrhea symptoms.

L. salivarius has documented antibacterial activity relevant to oral health, supporting plaque control and reduced dental caries risk, according to BMC Oral Health.

L. casei helps restore gut microbiota balance after disruption, per Frontiers in Microbiology.

L. plantarum, found naturally in fermented foods like sauerkraut and kimchi, is known for reducing abdominal pain and bloating, according to the World Journal of Gastroenterology.

Streptococcus thermophilus offers antioxidant properties and inhibits certain pathogens during small intestine fermentation, according to the International Journal of Molecular Sciences.

Bifidobacterium bifidum supports immunity by boosting white blood cell function and helps restore gut health after antibiotic use, according to Frontiers in Microbiology. B. lactis similarly enhances immunity and digestion while easing antibiotic side effects, per Microorganisms.

B. infantis carries anti-inflammatory properties and works especially well alongside human milk — Pediatric Research notes its use in premature infants to limit harmful bacterial growth. B. breve has shown genuine promise against obesity, suppressing weight gain and visceral fat in a study published in Bioscience of Microbiota, Food, and Health. B. longum has been linked to cognitive health benefits in research published in Sports.

Mary Ruth’s Probiotics and Weight Loss

Probiotic Weight Management+ is the one product in the line making direct weight-loss claims, combining 400mg of Morosil, 315mg of green tea extract, 250mg of Garcinia cambogia extract, and a 50 billion CFU proprietary probiotic blend (L. plantarum, L. casei, and L. acidophilus).

Morosil is thought to help limit fat accumulation, and green tea extract has documented fat-breakdown benefits. Garcinia cambogia, native to Southeast Asia, contains hydroxycitric acid (HCA), linked to appetite suppression and weight-loss support according to LiverTox — though it’s also associated with potentially serious side effects worth weighing carefully.

Mary Ruth’s Probiotics Side Effects

Probiotics are generally well-tolerated by both adults and children, and Mary Ruth’s ingredients are considered high-quality and safe. That said, initial use can bring mild abdominal upset, diarrhea, bloating, or constipation for some people. The liquid probiotic is grass-derived, so anyone with related allergies should check with a doctor first, and consulting a physician before starting any new supplement is generally advisable.

How to Use Mary Ruth’s Probiotics

The liquid probiotic is taken via dropper any time of day, avoiding hot liquids that could degrade the formula. First-time users should start at half the recommended dose and increase gradually. The standard adult dose is 3ml (60 drops) daily; children 4-12 take half that, and children 1-3 take a quarter. A spray version is also available. Pregnant or nursing individuals and adults over 65 should consult a physician first, and use should stop if any adverse reaction occurs.

Cost and Where to Buy

A 2oz bottle (20 servings) runs $23.95; a 4oz bottle (40 servings) runs $44.95. Other probiotic products range from $20-$50. Subscription discounts and military discounts are available, and the company offers financial assistance for customers facing hardship via wecare@maryruthorganics.com.

Pros and Cons

Pros:

• Strong research support for probiotics generally
• High-quality, well-tested ingredients

Cons:

• Possible mild side effects, especially initially
• No guaranteed weight-loss outcome

Bottom Line on Mary Ruth’s Probiotics

Mary Ruth’s probiotic line earns genuine trust through its natural formulation and rigorous testing — using these products means ingesting clean, well-vetted ingredients. That said, anyone specifically seeking a weight-loss solution likely won’t find a complete answer here. These supplements may genuinely support gut health, but they’re not a standalone path to effective, lasting weight loss.

Explore more Health Food reviews and guides on our site.

Overall, mary ruth's probiotics review remains worth understanding before you decide.

Overall, mary ruth's probiotics review remains worth understanding before you decide.