Samson Pharmaceuticals Rhino Time 78000 Review
This page is the Dietary Supplement Label Database record for Rhino Time 78000 by Samson Pharmaceuticals, DSLD ID 263711. The product is listed with net contents of 1 capsule, 500 mg, and was entered into the database on 18 December 2021. Market status is shown as not checked yet. The product type is Botanical with Nutrients, the supplement form is Capsule, the dietary claim is All Other, Structure/Function, and the intended target group is adult males aged 18 to 50. The supplement facts list one capsule per serving with one serving per container. Zinc gluconate is listed at 50 mg (333% Daily Value). A proprietary blend of 450 mg is listed, containing Oryza sativa extract P.E., Horny Goat Weed, White Willow Bark, Rauwolfia serpentina, and Black Pepper, with no Daily Value established for these herbs. Other ingredients are gelatin capsule and rice powder. The label carries the statements FDA Registered, 100% Premium Guaranteed Quality, and Made in U.S.A. Directions say to take one capsule 60 to 180 minutes before sexual activity, not with food, and that it works best between meals or at least one hour after eating. The precautions say to consult a physician before use, state that the product contains herbs, powders and extracts that can affect health, and say it is not intended to cure any disease. Users are told not to take it with heart issues, high blood pressure, liver issues, or any condition under treatment, and not to take more than one capsule in 24 hours. It should be kept out of reach of children and is not intended for anyone under 18. The label also advises against combining it with any drug, alcohol, caffeine, or ingredient that increases energy or affects blood pressure. The FDA disclaimer states the statements have not been evaluated by the Food and Drug Administration. The formulation is described as supporting size, time, and stamina, and is labelled a male sexual enhancer, with effects normally active only when physically stimulated. The manufacturer is Samson Pharmaceuticals Inc. of Commerce, California. The page notes a source of NIH, December 2021. A related product, Big Richard For Men, is listed as having nearly the same formula. The page shows no price, no star ratings, and no written customer reviews.
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Study, Trial or Testing Result Summary
Members Only22 human studies · 7 improved
This capsule gives 50 milligrams of zinc a day, which is above the daily recommended limit; members can take less. The other ingredients, including horny goat weed, white willow bark, Rauwolfia serpentina, rice extract and black pepper, sit in a proprietary blend with no amounts listed, and no studies of them were given. Zinc taken on its own has been tested for men's sexual function only in small studies of men on kidney dialysis, and the results conflict. An early trial of eight men found that zinc given through dialysis improved potency in all four treated men [1]. A trial of 24 patients found that oral zinc improved sexual function compared with placebo [2]. Newer and longer studies did not confirm this. A six-month trial of 18 men found no benefit over placebo [3], and a trial of 14 men found no change in sexual function, nighttime erections or testosterone [4]. In 100 men on dialysis, daily zinc raised testosterone but had no clear effect on sexual problems [5]. A review of 15 small trials did not show that zinc improves sexual function [6]. None of these studies looked at men without kidney disease. Animal and cell studies are never counted.
See all 22 studies →Hide the studies
- Across 15 small trials of 352 people with chronic kidney disease, zinc added to dialysis fluid did not raise testosterone, while oral zinc did in one study of 20 men; sexual function itself was not directly shown to improve with zinc.Interventions for treating sexual dysfunction in patients with chronic kidney disease.
- In 14 trials of 328 kidney disease patients, zinc in dialysis fluid did not raise testosterone but oral zinc did, with no change in other sex-related hormones; the authors called zinc promising but the evidence limited.Treatment options for sexual dysfunction in patients with chronic kidney disease: a systematic review of randomized cont…
- A review of 105 trials on ingredients in popular male testosterone and erectile supplements, including zinc, found limited and often contradictory evidence, with no zinc-specific result given in the abstract.A systematic review and evidence-based analysis of ingredients in popular male testosterone and erectile dysfunction sup…
- In 164 men with erectile dysfunction, a multi-ingredient product including zinc taken for 3 months improved erectile scores (about 4 points) and was better when combined with daily a med; zinc alone was not tested.Read the study on PubMed (38731094) →
- In 24 hemodialysis patients, oral zinc acetate raised zinc levels and significantly improved sexual function and taste compared with placebo.Zinc deficiency: a reversible complication of uremia.
- In 18 male dialysis patients with sexual dysfunction, 6 months of oral zinc acetate raised blood zinc but did not improve sexual function versus placebo; 1 of 9 on zinc and 2 of 9 on placebo reported improvement.Zinc deficiency and hyperprolactinaemia are not reversible causes of sexual dysfunction in uraemia.
- In 14 men with kidney failure on dialysis, adding zinc chloride to the dialysis fluid for 6 weeks raised blood zinc by 17% but did not improve sexual function, nighttime erections, or testosterone compared with placebo.Absence of a therapeutic effect of zinc in the sexual dysfunction of haemodialysed patients.
- In eight impotent male dialysis patients with low zinc, zinc given through dialysis markedly improved potency in all four men treated, while none of the four placebo-treated men improved.Reversal of uraemic impotence by zinc.
- In 101 men with metabolic syndrome, adding an antioxidant supplement to standard care improved erectile function and urinary symptoms and raised semen zinc levels over 3 to 6 months, though zinc was not tested on its own.[Antioxidants in combination therapy of men with metabolic syndrome associated with lower urinary tract symptoms and cop…
- In 64 men with metabolic syndrome, a supplement containing zinc and other nutrients for 3 months on top of standard care lowered oxidative stress and blood sugar markers and improved erectile function at 6 months; zinc was not tested alone.[The role of antioxidants in the therapy of metabolic syndrome in men].
- In 100 male hemodialysis patients, 250 mg zinc sulfate daily for six weeks raised testosterone and luteinizing hormone levels, but the authors found no definite effect on sexual dysfunction.Impact of oral zinc therapy on the level of sex hormones in male patients on hemodialysis.
- In 91 men with lifelong premature ejaculation, one daily tablet of a combination containing zinc for 90 days improved ejaculatory control in 60.4% of them, with few side effects.Rhodiola rosea, folic acid, zinc and biotin (EndEP®) is able to improve ejaculatory control in patients affected by life…
- In 71 men with enlarged prostate urinary symptoms, one combination tablet daily for six months did not significantly change erectile function scores, although urinary symptoms and quality of life improved.Daidzein plus isolase associated with zinc improves clinical symptoms and quality of life in patients with LUTS due to b…
- In a survey of 3,745 US men, higher dietary intake of zinc and other trace metals was associated with lower rates of erectile dysfunction.Dietary metal intake and the prevalence of erectile dysfunction in US men: Results from National Health and Nutrition Ex…
- In 720 men with sexual problems, lower blood zinc was linked to lower testosterone, but blood zinc was not linked to sexual function scores.Low serum zinc concentration is associated with low serum testosterone but not erectile function.
- In 217 newly married men, blood zinc was not correlated with semen quality, though low zinc was one predictor of poor semen results alongside high follicle-stimulating hormone.Relationship between serum zinc concentration and semen quality in newly-wed men.
- In men with diabetes and erectile dysfunction, blood zinc levels did not differ significantly from those of control men, while copper was higher in the erectile dysfunction group.Concentration of Selected Serum Trace Elements in Male Patients With Diabetic Erectile Dysfunction: A Case-Control Study…
- In 78 men on long-term dialysis, blood zinc levels did not vary significantly, while low testosterone and high iron were more closely linked to sexual problems.[Sexual dysfunction among 78 Moroccan male hemodialysis patients: clinical and endocrine study].
- Men taking a med chlorthalidone had higher zinc levels than unmedicated men, and zinc levels were not correlated with testosterone or sexual function.Effect of chlorthalidone on zinc levels, testosterone, and sexual function in man.
- In 34 men with obesity who had gastric sleeve surgery, erectile function improved over 12 months, and sperm concentration tracked with changes in blood zinc, but zinc was not given as a supplement.Effect of laparoscopic sleeve gastrectomy on male reproductive function in Chinese men with obesity: a prospective cohor…
- In 28 men with kidney transplants, plasma zinc was measured as one possible cause of impotence, but the abstract does not report a zinc-specific result.Impotence after kidney transplantation.
- Men with inflammatory bowel disease in remission had sexual function similar to control men, while men with Crohn's disease had lower seminal zinc than men with ulcerative colitis.Evaluation of the Quality of Semen and Sexual Function in Men with Inflammatory Bowel Disease.
Review Totals and Summary
Members OnlyWhat buyers say
Customer commentary on Rhino-style gas-station pills as a category, not on this specific product, is split. Some users say the pills are convenient and take effect within about an hour. They describe a warm or flushed feeling and a short-term boost in confidence or firmness. They like being able to buy a single capsule discreetly, without a prescription, a doctor visit or a subscription. They also like the low price of one blister pack compared with meds. Many others report that nothing happened, or that the effect was weak or inconsistent from one capsule to the next. A common theme is that the "78000" or "100K" style numbers and claims of size and stamina are marketing and do not match their experience. Users commonly say the effect is mostly psychological. Some say the same product seemed to work one time and fail the next, which makes them doubt what is in it. The most frequent complaints are side effects. People describe pounding headaches, facial flushing, a racing heart, chest tightness, dizziness, nasal congestion, upset stomach and trouble sleeping. Some describe an uncomfortable sensation lasting hours after the capsule. These reports are consistent with the FDA's public warnings, which cite chest pain and severe headaches. They are also consistent with consumer-health analyses such as Ro's, which note possible dangerous blood-pressure drops and drug interactions. A recurring concern is trust. Reviewers and analysts point out that the label gives no amounts for the herbs in the proprietary blend. They also note that the pack lists no side effects, and they worry about hidden drug ingredients, as in other Rhino products. Users who have taken prescription ED medication often say they trust a pharmacy-dispensed pill more and would not go back to gas-station products. Taken together, the themes are that the pills are easy to get and are cheap, the results are unpredictable, and many people are uneasy about safety and about what is really in them.
Biohacker Summary
Members Only8 of 10 recommend it
All ten panelists spoke about zinc, and the group leans toward recommending it, with several saying they use it themselves. The most common reasons are immune support, testosterone and sperm health, and wound healing, and a few add that it matters most if your levels are low. Doses came up a few times: one panelist takes 15 mg each morning for longevity, another suggests 30 mg for men preparing for IVF, and another takes a short course around surgery for healing. Pairings mentioned include vitamin C for immunity and magnesium, and one panelist favors zinc carnosine for the gut lining while others point to zinc-rich foods like oysters and pumpkin seeds. The only caution came from one panelist who flagged a surgery-related dose, and nobody said they stopped taking it.
See all 10 biohackers →Hide the biohackers
Dr. Eric Berg · Zinc · recommends
- Recommends zinc as a trace mineral, noting that modern farming practices deplete it from the soil, leading to low levels in crops.
- Notes that white spots on nails point to zinc deficiency, which is usually depleted by eating sugar and refined carbs.
- States that zinc greatly supports natural killer cells.
- States that zinc is needed to absorb magnesium.
- Recommends ensuring sufficient zinc intake because the prostate needs enough zinc for the conversion from testosterone to DHT to be smooth and optimized.
- Identifies zinc as an essential mineral for building hair, and that deficiency in it leads to a high risk for hair loss.
- Recommends taking zinc carnosine for an ulcer or some type of gastric problem.
- Emphasizes the importance of zinc for decreasing viral replication and recommends taking 40 to 60 mg every single day.
- Notes that birth control pills deplete the body of zinc, which is needed for the brain to make serotonin.
- Added zinc to his creatine product because a deficiency in zinc might make creatine not work as well.
Dr. Rhonda Patrick · Zinc · neutral
- Mentions that getting too little zinc may play a role in declining testosterone levels, and that zinc helps the body make testosterone.
- Notes that not getting enough zinc can affect testosterone, as zinc is very important for testosterone synthesis.
- Recommends men take a 30 milligram zinc supplement for sperm health when preparing for IVF.
- Discusses findings from a meta-analysis on zinc supplementation, noting it improved insulin resistance, inflammation, and oxidative stress in people with diabetes or prediabetes, and explains its biological role in the pancreas.
- Recommends nutrients like zinc for men to prioritize sperm mitochondrial health.
- Recommends Zinc, stating it is a critical mineral required for testosterone production and that supplementation corrects deficiency-related low testosterone.
- Recommends correcting deficiencies in zinc to directly increase total testosterone by up to 100+ ng/dL.
- Recommends focusing on zinc to optimize testosterone and hormone health generally, noting that it supports luteinizing hormone production, which stimulates testosterone synthesis and conversion to dihydrotestosterone.
- Recommends zinc as one of the most reliable natural supplements for boosting testosterone if one is deficient, noting it's part of the ZMA combination.
- Recommends increasing intake of zinc if one regularly drinks alcohol.
Andrew Huberman · Zinc · neutral
- Notes that AG1 Pro contains zinc carnosine to support and improve the lining of the gut.
- Zinc carnosine to support and improve the lining of your gut.
- Notes that AG1 Pro contains zinc carnosine to support and improve the lining of the gut.
- States that AG1 Pro contains zinc carnosine to support and improve the lining of the gut.
- Uses AG1 Pro, which contains zinc carnosine to support and improve the lining of the gut.
- States that AG1 Pro contains zinc carnosine to support and improve the lining of the gut, and he was already taking some of these ingredients separately.
- States that AG1 Pro includes zinc carnosine, which he was already taking separately, to support and improve the lining of the gut.
- Personally takes zinc carnosine, which is included in AG1 Pro to support and improve the lining of the gut.
- AG1 Pro has zinc carnosine to support and improve the lining of your gut. Some of these ingredients I personally was already taking separate from the AG1 formula.
- States that AG1 Pro contains zinc carnosine to support and improve the lining of your gut.
Ben Greenfield · Zinc · warns
- Ben Greenfield's formulation includes 30 grams of zinc a day, taken for one week before surgery and two weeks after, as it is an important cofactor for wound healing.
- Emphasizes that zinc sufficiency is crucial for immunity because the thymus-derived peptide thymulin, which trains lymphocytes, requires zinc to be active.
- Recommends adding zinc into one's stack because it is a co-factor for enzymes involved in testosterone synthesis and sperm maturation, and zinc deficiency is a reproducible cause of low sperm count.
- He mentions zinc as a supplement with real human data behind it for male fertility.
- Zinc may support both testosterone and sperm count.
- Warns that he was taking so much zinc without realizing it because it was in five different things he was taking, and he couldn't pinpoint the problem.
- Recommends supplementing with zinc if deficient, as multiple trials show significant symptom reduction of tinnitus in zinc-deficient individuals.
- Notes a new study indicating that zinc is a core dietary antioxidant closely associated with a reduced risk of accelerated biological aging.
- Recommends using hormone building blocks like zinc for hormone optimization.
- Advises taking the GI Repair Formula away from food for best results, unless zinc causes nausea.
Dr. Mark Hyman · Zinc · neutral
- Explains that zinc is important for the body's repair crew, helping to heal damaged tissue, and a deficiency can lead to cuts and wounds taking longer to heal.
- Gave a patient with psoriatic arthritis a little zinc, which contributed to significant improvement in her condition.
- Recommends ensuring adequate zinc intake on a regular basis for immune support, noting some data on zinc lozenges for early cold.
- Recommends correcting nutrient deficiencies with zinc.
- Recommends nutrient-dense foods rich in zinc, such as pumpkin seeds and oysters, to reduce inflammation.
- Used zinc as part of a protocol to rebuild the gut microbiome and heal the gut of a nine-year-old girl with severe behavioral issues.
- Notes that zinc supports immune health, helps wounds heal, and plays a key role in growth and tissue repair, and they measure it.
- Mentions zinc is needed for phase one liver functions and inflammation.
- Notes that birth control drains zinc.
- Recommends zinc for immune system support and modulation.
Thomas DeLauer · Zinc · uses
- Adds zinc to their immunity duo because it helps them absorb vitamin C, considering the two together a fantastic combination for fall and winter.
- Recommends zinc, noting it is a cofactor for enzymes that build neurotransmitters, and deficiency can affect mood, happiness, and motivation.
- Mentions that more zinc could be beneficial for testosterone, but it's not working on the axis that most people need help with.
- Compares zinc content, noting salmon has under 1mg while oysters have 74mg per 100g, a 70x difference.
- Recommends keeping zinc levels topped off because it is a critical cofactor for over 300 enzymes and is important for immune cells, testosterone, and wound healing.
- Recommends 15 mg of supplemental zinc if oysters are not realistic, but emphasizes that food source zinc is better as it comes with natural cofactors like copper and selenium.
- Recommends getting zinc, along with vitamin D, magnesium, and calcium, from foods like sardines, as they are important for inflammatory pathways in the gut.
- Explains that zinc is a structural cofactor for an enzyme crucial in testosterone production, and a marginal deficiency is a reversible cause of suppressed testosterone. He recommends getting zinc through pumpkin seeds.
- Explains that zinc is a required cofactor for the 5-alpha reductase enzyme, which converts testosterone into its more potent form, DHT, and that zinc deficiency can impair this conversion.
- Recommends ensuring adequate zinc intake for skin healing and immune response, especially for heavy sweaters or those consuming high phytate foods.
Dave Asprey · Zinc · uses
- Developed a nonnano zinc sunscreen over five years, stating her skin is probably better now than it's ever been.
- Emphasizes the importance of having enough zinc before trying advanced longevity strategies like peptides.
- Suggests that zinc has better safety and protective data than meds for reducing cardio respiratory risk.
- Advises that if someone has a goal, they should probably do simple things like getting more zinc if it helps their goal before using peptides.
- Recommends zinc for muscle and bone formation, stating that without it, the body cannot effectively build muscle and bone even with exercise and protein intake.
- Dave Asprey mentions zinc as a supplement and cofactor that supports thyroid activation.
- Recommends zinc as a cofactor that can help thyroid function, especially with conversion issues.
- Argues that if you are lacking zinc, ESS60 will not work as well.
- Recommends adequate zinc for healthy DHT signaling.
- States that he genetically needs a ton of zinc for his mitochondria to work, and if he doesn't take enough, his mitochondria don't work.
Siim Land · Zinc · recommends
- States that deficiencies in nutrients such as zinc can impair normal immune regulation.
- Explains that zinc raises testosterone only if zinc status or testosterone levels are low, and can reduce the duration and severity of colds and flu, and lower blood sugar and lipids if zinc status is low.
- States that fixing zinc deficiency can double testosterone if low testosterone is due to zinc deficiency.
- States that zinc has strong evidence for increasing testosterone, but only if one has low zinc status.
- States that zinc deficiency is observed in children with premature graying of hair.
- Warns that supplementing 250 mg of zinc sulfate, which provides 55 to 60 mg of elemental zinc, is above the tolerable upper limit and can cause side effects like reduced copper absorption, anemia, immune dysfunction, GI stress, abdominal pain, diarrhea, and a metallic taste.
- States that zinc helps with immunity, wound healing, and testosterone levels, acknowledging its importance as a mineral and placing it in the 'good tier' despite not personally finding much value from it.
- Used to take zinc in the past but no longer does, as he has already tested most supplements.
- Recommends Zinc, acknowledging its importance as a mineral for immunity, wound healing, and testosterone levels, especially for those with low zinc.
- Discusses Zinc as a supplement.
Bryan Johnson · Zinc · uses
- Takes 15 mg of Zinc in the morning for longevity.
- Takes 15 mg of Zinc in the morning.
- Takes 15 mg of Zinc in the morning for longevity.
- Bryan Johnson's baseline measurements showed low zinc, which was easy to fix by adjusting her protocol and supplements.
- Recommends adequate Zinc for hair health, noting it is in the Blueprint stack.
Peter Attia · Zinc · recommends
- Suggests that zinc and magnesium could potentially help with vasodilation and sleep, particularly for women experiencing severe symptoms in the luteal phase.
- Discusses the AREDS formula, which initially included C and beta-carotene with zinc and copper, and later replaced beta-carotene with lutein and zeaxanthin, showing it could delay or reduce the conversion of mild to severe macular degeneration.
- Explains that for Wilson's syndrome, which can lead to liver failure, the treatment given to children is zinc, which is inexpensive and effective in outcompeting copper to prevent overload.
- Uses a new irrigant called ZinC and Gent because they are very worried about prosthetic infection.
- Discusses the AREDS formula, which includes C, E, beta-carotene, zinc, and copper, and later lutein and zeaxanthin instead of beta-carotene. Studies showed it could delay or reduce the conversion of mild to severe macular degeneration but had no effect on severe disease or preventing it in healthy individuals.
- Mentions that a survey of doctors showed they recommend Zinc for COVID-19, but notes there is no real evidence behind it.
- Mentions zinc pyrithione as a treatment protocol for dandruff, which addresses malassezia yeast overgrowth in the scalp.
RAL Summary
Members OnlyTier 4 for Sexual Health for Men
The review summary describes Rhino-style gas-station pills as a category, not this specific product, and no written reviews of this product could be read. Its reviews are set aside, so it is graded on its studies alone. Human studies support Zinc (7 of 22 human studies showed an improvement), but there are not yet enough reviews to confirm it (0).
- Emerging: not enough evidence to rank higher yet.
Where the evidence disagrees: 11 of the 22 human studies found no effect.
More Details
Members OnlyBody systems · Combine with · Possible side effects
Body systems: Reproductive system, Endocrine system
Combine with: If used for its intended purpose (male sexual function), common synergistic stacks include L-citrulline or L-arginine for nitric oxide and blood flow, Panax ginseng or maca for libido and energy, zinc and magnesium for testosterone support, and tongkat ali or fenugreek for androgen support. Use caution combining yohimbe with stimulants, caffeine, decongestants, or meds (especially MAOIs/meds) because of blood pressure and anxiety risks, and consult a clinician first. For women seeking hormone support, better-aligned options would be chasteberry (vitex), black cohosh, magnesium, vitamin B6, DIM, or ashwagandha rather than this product.
Possible side effects: No major side effects reported in the studies given. The zinc dose is above the daily recommended limit.
Supplement Facts
Zinc Gluconate 50 mg · Proprietary Blend 450 mg
| Zinc Gluconate | 50 mg | † |
| Proprietary Blend | 450 mg | † |
Other ingredients: Gelatin Capsule, Rice powder.
Directions: Directions: Take 1 capsule 60-180 minutes prior to sexual activity. Do not take with food, it works best when taken in between meals, or at least one hour after eating.
Barcode (UPC) 610466048999 · Label source: NIH label database · Report a label change
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Graded November 10, 2026 by the Reverse Age Lab evidence engine, from human studies, real reviews and our biohacker panel. How we grade. Is this medical advice? No. Rala organizes the published evidence; go over any change with your doctor, especially if you take meds.
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