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Part of our Vivalis overview. Last checked October 28, 2026.
Vivalis pills side effects have never been measured in a study of the product, so the risks come from its 12 label ingredients, led by DHEA, a hormone precursor hidden in a 545 mg blend[1]. In a 25-trial analysis of 1,353 older men, DHEA raised total testosterone and estradiol[2].
The vendor's "zero side effects" line[3] is its own claim, and we found nothing to support it.
Is Vivalis safe? Safety at a glance
Vivalis has not been shown to be safe, and its biggest caution is DHEA. The body turns DHEA into testosterone and estrogen, and the label does not say how much a capsule holds. Ask your doctor first if you have prostate concerns, a hormone-sensitive condition or take any regular medicine.
Other points, checked October 28, 2026:
- FDA lists no recalls under the name, and its adverse event database (CAERS) has no reports filed under "vivalis". Absence of reports is not proof of safety.
- The vendor gives two daily doses: 1 capsule on the label, 3 in its FAQ[4]. At 3, vitamin D3 reaches 6,000 IU and niacin 36 mg, both above NIH upper limits.
- The vendor shows an FDA badge on its sales page, but FDA does not approve dietary supplements, and the label says its statements were not evaluated by the FDA.
What side effects are possible?
Based on the ingredient research, the likely complaints are stomach upset, headache, sleep trouble and skin flushing. Rare but serious liver and bleeding problems have been reported for some ingredients at their own doses.
Digestive
Ashwagandha can cause stomach upset, diarrhea and vomiting, and ginkgo can cause digestive upset. In a 12-month Parkinson's trial of daily mucuna, adverse events reached 56% versus 37.5% on standard levodopa[5], at doses far above a capsule blend.
Skin, sleep and hormone-type changes
Niacin can cause flushing, itching and warmth above about 30 to 50 mg[6], so the FAQ dose of 36 mg sits near that range. Ginseng's most common reported effect is insomnia. Because DHEA raised testosterone and estradiol in trials[2], tell your doctor about new acne, oily skin or breast tenderness.
Medication-related
Ginkgo and ginseng both carry bleeding cautions. Horny goat weed may add to ED and blood pressure drugs in theory[7]. One man on atorvastatin developed rhabdomyolysis, a serious muscle breakdown, after tribulus[8].
Which ingredients deserve extra attention?
Five ingredients carry the main warnings in our evidence cards. None of these amounts is disclosed on the Vivalis label, which is the core problem: you cannot compare the capsule to the doses linked with harm.
| Ingredient | Safety issue | Why it matters |
|---|---|---|
| DHEA | Hormone precursor; raised testosterone and estradiol in trials[2] | Hidden dose; prostate and hormone-sensitive conditions; banned by WADA |
| Tribulus | Case reports of severe liver and kidney injury[9] and a 72-hour priapism needing surgery[10] | Unstandardized fruit, amount hidden |
| Ashwagandha | Liver injury in 5 patients after 2 to 12 weeks[11] | Rare, but watch for yellow skin or dark urine |
| Ginkgo | May raise bleeding risk with anticoagulants[12] | Matters before surgery and with warfarin |
| Mucuna | Contains L-dopa[5] | Adds to Parkinson's drugs; caution with MAO inhibitors |
Each ingredient's research is on our Vivalis ingredients page.
Which medicines could interact?
Several common medicine groups could interact with Vivalis ingredients. Take the label to a pharmacist and ask about these:
- Hormone and prostate drugs: testosterone or other hormone therapy, estrogens, finasteride or dutasteride, anti-androgens, tamoxifen and aromatase inhibitors (DHEA)
- Some mental health drugs: antipsychotics and antidepressants (DHEA)
- Drugs cleared by the liver through CYP3A4 (DHEA)
- Blood thinners and antiplatelets such as warfarin (ginkgo, ginseng)[12]
- ED drugs, nitrates and blood pressure medicine (horny goat weed)[7]
- MAO inhibitors and Parkinson's drugs (mucuna); levodopa labeling flags MAO inhibitors taken within 2 weeks[13]
- Statins (tribulus case report[8]; high-dose niacin)
- Diabetes medicine (ginseng might lower blood sugar)
- Thyroid, sedative and immune-suppressing drugs (ashwagandha)
Our guide to taking Vivalis covers stacking with other supplements.
Pregnancy, breastfeeding and who should ask a doctor first
Vivalis is sold to men, but these groups should not take it without a doctor's approval:
- Men with prostate cancer, an enlarged prostate or raised PSA, because DHEA can raise testosterone and estradiol
- Anyone with a hormone-sensitive condition, including breast cancer
- Competitive athletes: WADA lists DHEA (prasterone) as an anabolic agent banned in and out of competition, and NCAA and US military rules ban it too, so a drug test could come back positive
- Anyone on the medicines listed above
- People with liver disease, a bleeding disorder, autoimmune or thyroid disease, or surgery planned
- People with Parkinson's disease
- Anyone pregnant or breastfeeding: ginkgo, ginseng and ashwagandha may be unsafe in pregnancy
Which symptoms need a doctor right away?
Stop taking Vivalis and get medical help right away, or call 911, if you have:
- An erection lasting more than 4 hours
- Yellow skin or eyes, dark urine, pale stools or pain under the right ribs
- Chest pain, fainting, or a racing or irregular heartbeat
- Unusual bleeding, bruising or blood in urine
- Severe muscle pain or weakness with dark urine
- Swelling of the face or throat, a severe rash or trouble breathing
- Sudden confusion, seizure or severe mood change
You can also report a reaction to the FDA through MedWatch.
Safety conclusion
Vivalis may be tolerated by many healthy men, but no one can say so with evidence, because the product was never studied and its blend hides every dose, including DHEA. The disclosed vitamins are within NIH limits at 1 capsule a day and above them at the FAQ's 3. Men with prostate concerns, hormone-sensitive conditions or regular medicines, and drug-tested athletes, should ask a doctor first or skip it. Our evidence check on whether Vivalis works weighs this against the likely benefit.
Back to the Vivalis overview.
Frequently asked questions
Is DHEA in Vivalis safe?
The DHEA dose in Vivalis is hidden in a 545 mg blend, so its safety cannot be judged. DHEA raised testosterone and estradiol in trials. Men with prostate concerns, hormone-sensitive conditions or hormone medicines should ask a doctor first.
Can Vivalis raise PSA or affect the prostate?
No study tested Vivalis on the prostate. Its DHEA can raise testosterone and estradiol, so men with prostate cancer, an enlarged prostate or a raised PSA should ask their doctor before taking it. In one small DHEA trial, PSA did not change.
Will Vivalis make me fail a drug test?
It could. Vivalis lists DHEA, which WADA bans as an anabolic agent in and out of competition, and NCAA and US military rules ban it too. Athletes subject to testing should not take it without checking with their governing body.
Does Vivalis cause headaches or flushing?
Possibly. Niacin can cause flushing and itching at about 30 to 50 mg, and the vendor FAQ dose of 3 capsules gives 36 mg. Ginkgo can cause headache. Stop and call a doctor if symptoms are severe.
Can I take Vivalis with high blood pressure?
Ask your doctor first. Horny goat weed may add to blood pressure medicine and ED drugs in theory, and the product has never been tested in people with heart or blood pressure conditions.
Sources
- Vivalis Supplement Facts label (Spanish). govivalis.com, read October 28, 2026.
- DHEA in older men, meta-analysis of 25 trials (PMID 23824417). PubMed, read October 28, 2026.
- Vivalis is now Size Booster Pro. govivalis.com, read October 28, 2026.
- Contact and FAQ. govivalis.com, read October 28, 2026.
- Mucuna pruriens versus levodopa plus decarboxylase inhibitor, 12-month trial (PMID 41269916). PubMed, read October 27, 2026.
- Niacin-induced flushing (PMID 19691622). PubMed, read October 19, 2026.
- Review of Epimedium and erectile function (PMID 35958901). PubMed, read October 19, 2026.
- Rhabdomyolysis after Tribulus terrestris in a patient on atorvastatin (PMID 39012853). PubMed, read October 20, 2026.
- Liver and kidney injury after Tribulus terrestris, case report (PMID 38328764). PubMed, read October 20, 2026.
- Priapism case report after Tribulus terrestris (PMID 26631925). PubMed, read October 20, 2026.
- Ashwagandha-associated liver injury, case series (PMID 31991029). PubMed, read October 2, 2026.
- Ginkgo. National Center for Complementary and Integrative Health, read October 19, 2026.
- Carbidopa and Levodopa. MedlinePlus, read October 27, 2026.
This page is general information, not medical advice. Dietary supplements are not reviewed by the FDA for safety or effectiveness before they are sold and are not intended to diagnose, treat, cure or prevent any disease. Talk to your doctor before taking any supplement, especially if you are pregnant, nursing, take medication or have a health condition.
