Editorial review · Updated 22 Oct 2026

Elvra In-depth review: ingredients, use, price and guarantee

A "Male Vitality Complex" capsule with 13 ingredients, from choline and green tea to zinc and chromium. Here is what the official shop says, what the studies found, what a pack costs, where it delivers and what the 60-day guarantee covers.

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Elvra · 60 capsules per bottleThe bottle up close
2capsules a day (30 days per bottle)
13active ingredients
60capsules per bottle
60daysMoney-back guarantee
4.2Our rating / 5

What we like

  • Zinc, chromium and choline at doses that allow authorised EU health claims
  • 60-day money-back guarantee
  • One-time purchase with no subscription, and free delivery on every pack
  • €39.98 a bottle in the 3-bottle pack, against €59.95 for one

Keep in mind

  • The shop does not publish the dose of most ingredients
  • The doses it does publish are far lower than those used in the studies
  • Contains 15 mg of caffeine a day (not for caffeine-sensitive people)
  • Returns are at your own cost, with no more than two bottles opened
Bottle of Elvra Male Vitality Complex, 60 capsules

What is it and how does it work?Elvra

Work, family, short nights: many men feel less energetic than they used to and look for a little help. Elvra is a dietary supplement in capsules, presented on its bottle as a "Male Vitality Complex" made with nutrients and botanicals.

Each bottle holds 60 capsules, and the recommended dose is two capsules a day, so one bottle lasts 30 days. The formula combines 13 active ingredients: choline, nopal, green tea extract (two extracts, one rich in polyphenols and one in caffeine), cinnamon, white mulberry, bitter orange, turmeric, Japanese knotweed (a source of resveratrol), L-carnitine, quercetin, zinc, chili and chromium. The capsules are made of plant cellulose and the product is vegan, according to the Nutriveno shop that sells it.

Three ingredients have authorised EU health claims at the doses in Elvra: zinc contributes to the maintenance of normal testosterone levels in the blood and to normal fertility and reproduction, chromium contributes to normal macronutrient metabolism, and choline contributes to normal lipid metabolism2. Claims for plants are still "on hold" in the official register1.

That is why we do not repeat the promises printed on the bottle ("increase power, endurance, stamina"): no study has been published on Elvra itself. What can be checked is the formula, and the studies on its ingredients, which we summarise further down.

Let's be realistic: no capsule replaces sleep, a varied diet and physical activity. Age, overall health and lifestyle matter far more, and every person responds differently.

Per 2-capsule serving, according to the official shop

The formula

Tap an ingredient to learn more. The official shop gives the full ingredient list3 but publishes the amount of only six components: choline, green tea polyphenols, curcuminoids, zinc and chromium (as a share of the nutrient reference value, NRV4), plus 15 mg of caffeine. For the others, the amount is not stated ("—"). The six ingredients without a photo (choline, nopal, cinnamon, quercetin, chili, chromium) are in the bars and the list below.

Bottle of Elvra Male Vitality Complex, 60 capsules

  • Choline (as choline bitartrate) – 85 mg: A nutrient the body uses to build some membrane fats and acetylcholine. From 82.5 mg a day, the EU allows the claim that it contributes to normal lipid metabolism and to the maintenance of normal liver function.
  • Nopal (prickly pear cactus) powder – — : The pads of a Mexican cactus, eaten as a vegetable. They are studied mainly for blood sugar.
  • Green tea extract (polyphenols) – 105.6 mg: Two green tea extracts: one provides 105.6 mg of polyphenols, including 50 mg of EGCG, the other 15 mg of caffeine per serving. The shop advises against combining it with other green tea or caffeine products.
  • Cinnamon extract 10:1 – — : A concentrated extract of cinnamon bark, the familiar kitchen spice.
  • White mulberry leaf extract 10:1 – — : The leaves of the white mulberry tree, the food of silkworms, studied for blood sugar after meals.
  • Bitter orange extract (30% bioflavonoids) – — : Its most studied compound is p-synephrine, a mild stimulant; the shop does not state how much synephrine the extract contains.
  • Turmeric extract (95% curcuminoids) – 50 mg: The yellow root of curry. The shop states 50 mg of curcuminoids per serving.
  • Japanese knotweed root extract (98% resveratrol) – — : A plant polyphenol best known from grapes, here taken from Japanese knotweed root.
  • L-carnitine tartrate – — : A compound that helps carry fats into the mitochondria of cells. The tartrate form is the one most studied in athletes.
  • Quercetin (95%) – — : A flavonoid found in onions, apples and capers, tested in athletes for endurance.
  • Zinc (as zinc bisglycinate) – 2 mg: A trace element. The shop states 20% of the NRV, that is 2 mg. In the EU it is authorised to claim that it contributes to the maintenance of normal testosterone levels in the blood.
  • Chili extract 6:1 (capsaicinoids) – — : Red chili pepper, whose heat comes from capsaicin.
  • Chromium (as chromium(III) picolinate) – 20 µg: A trace element. The shop states 50% of the NRV, that is 20 µg. In the EU it is authorised to claim that it contributes to normal macronutrient metabolism and to the maintenance of normal blood glucose levels.

Ingredients according to the official shop: choline bitartrate, nopal (prickly pear cactus) powder, capsule shell: hydroxypropyl methylcellulose, green tea extract (95% polyphenols, 45% EGCG), cinnamon extract 10:1, white mulberry leaf extract 10:1, Citrus aurantium extract (30% bioflavonoids), turmeric extract (95% curcuminoids), Japanese knotweed root extract (98% resveratrol), green tea extract (30% caffeine), stabiliser: rice bran, L-carnitine L-tartrate, quercetin (95%), zinc bisglycinate, chili extract 6:1 (capsaicinoids), chromium(III) picolinate. 60 plant-based capsules, vegan.

Dosage and useTwo a day

According to the official shop, take 2 capsules a day, ideally with meals, with plenty of water. A bottle of 60 capsules therefore lasts 30 days; the shop suggests making it part of your routine for 3 months. Never exceed the recommended daily dose.

  • Take it every day, ideally with meals
  • Swallow the capsules with a large glass of water
  • Avoid combining it with other green tea or caffeine products
  • Eat a varied, balanced diet
  • Store the bottle in a dry, dark place below 25 °C
  • Keep it out of the reach of young children

Dietary supplements are not a substitute for a varied, balanced diet and a healthy lifestyle.

Day 160 capsules = 30 days

Side effectsIs it safe?

The ingredients in Elvra are common in dietary supplements and are usually well tolerated at the stated doses. Digestive upset, intolerances or allergic reactions are still possible: if that happens, stop taking it and ask a doctor for advice.

Each serving contains 15 mg of caffeine from the green tea extract. According to the shop, Elvra is not suitable for people sensitive to caffeine and should not be taken with other green tea or caffeine products. It is intended for adults only and is not recommended for pregnant or breastfeeding women.

Bitter orange contains a stimulant, p-synephrine, and chromium can affect blood sugar: if you take medication, have a medical condition, high blood pressure, a heart condition or diabetes, talk to your doctor first. Elvra is not intended to diagnose, treat, cure or prevent any disease.

Safety and money-back guarantee60 days covered

According to the official shop's refund policy, your first order is covered by a 60-day money-back guarantee. You need to email customer service (contact@nutriveno.com) within 60 days of purchase to get a personal return number.

No more than two bottles may have been opened, the others must stay sealed, and empty bottles must be sent back too, to the warehouse in Hamburg, Germany. The original delivery cost is not refunded and the customer pays for the return. Once received, the parcel is checked within 4 to 14 working days, and the refund is paid within 2 to 5 working days.

The Nutriveno shop is run by Globalis Retail Ltd in London. The order page states that the product is made in Germany and lab-tested. Payment is a one-time charge by card, PayPal, Klarna or pay by bank, with no subscription.

Where to buyThe official packs

If you want to try Elvra, pay attention to where you buy it. We recommend the official website: a product bought elsewhere may not be covered by the 60-day guarantee, and you cannot check where it comes from. There is free delivery on all three packs. Note: when we checked on 22 October 2026, the official checkout listed 15 European countries, including Ireland, Denmark, Finland, Italy, the Netherlands, Norway, Portugal and Sweden, but not the United Kingdom or the United States.

Prices checked on the official website on
  • The original product
  • The 60-day money-back guarantee
  • Free delivery on every pack
  • A one-time purchase, no subscription

Prices as of 22 October 2026, in euros including VAT, on the official order page (the same for every country on the list). The page also shows a former price of €79.95 per bottle. The order page mentions delivery in 3 to 5 days within the EU; under the delivery policy it can take up to 14 working days depending on the destination, and for Norway, outside the EU, customs duties are the customer's responsibility. Prices may change; the official website always shows the current price.

Three bottles of Elvra

Pharmacy or Amazon?Where it is sold

Many people look for Elvra in pharmacies or on Amazon. Elvra is sold on the official Nutriveno shop, and that is the only place where we could check the offer, the prices and the 60-day guarantee.

The Elvra in this review

  • White bottle with a blue and black band, "ELVRA Male Vitality Complex", 60 capsules
  • "Food Supplement with Nutrients and Botanicals" on the front
  • Sold on nutriveno.com, with the 60-day guarantee

Why buy from the official website

  • That is where the original Elvra is sold
  • That is where the 60-day guarantee applies
  • Price and free delivery are shown before you pay

Is Elvra a scam?The facts

Before buying a "male vitality" supplement online, it makes sense to look closely at the offer. The market is full of exaggerated promises. What matters is what is in the bottle: a dietary supplement made with nutrients and botanicals, not a medicine.

What is reassuring

  • Shop run by an identified company (Globalis Retail Ltd, London) with written return terms
  • 60-day money-back guarantee
  • One-time purchase with no subscription and well-known payment methods (card, PayPal, Klarna)
  • Zinc, chromium and choline at doses recognised by the EU

Good to know

  • The dose of most ingredients is not published
  • The known doses are far below those used in the studies
  • Returns at your own cost, with no more than two bottles opened
  • No study has been published on Elvra itself
  • Results vary from person to person

Our verdict: Elvra is not a scam in the sense of a product that never arrives or an unsafe payment: the shop is identified, payment is one-time and the guarantee is in writing. But it is a dietary supplement, not a treatment, and it does not replace a balanced diet, exercise or medical advice. If you want to try it, order from the official website so the guarantee applies.

Frequently askedFAQ

How many capsules are in a bottle of Elvra?

A bottle contains 60 capsules. At two capsules a day, it lasts 30 days.

How do you take Elvra?

According to the official shop, 2 capsules a day, ideally with meals, with plenty of water. Do not exceed the recommended dose and avoid other green tea or caffeine products.

What is in Elvra?

Choline, nopal, green tea extracts (polyphenols and caffeine), cinnamon, white mulberry, bitter orange, turmeric, Japanese knotweed (resveratrol), L-carnitine, quercetin, zinc, chili and chromium. Per two-capsule serving, the shop states 85 mg of choline, 105.6 mg of green tea polyphenols (50 mg of EGCG), 15 mg of caffeine, 50 mg of curcuminoids, 20% of the NRV for zinc and 50% for chromium.

Does Elvra contain caffeine?

Yes, 15 mg per two-capsule serving, from a green tea extract. That is little (a cup of coffee often has 80 to 100 mg), but Elvra is not recommended for people who are sensitive to caffeine.

Does Elvra have side effects?

The ingredients are usually well tolerated, but digestive upset or allergic reactions are possible. It is for adults only, not recommended for pregnant or breastfeeding women, and anyone taking medication should talk to their doctor first.

How much does Elvra cost?

As of 22 October 2026: €59.95 for one bottle, €99.95 for two (€49.98 each) and €119.95 for three (€39.98 each), with free delivery, as a one-time payment. Prices may change.

Does Elvra deliver to my country?

When we checked on 22 October 2026, the official checkout accepted 15 European countries, including Ireland, Denmark, Finland, Italy, the Netherlands, Norway, Portugal and Sweden, with free delivery. The United Kingdom and the United States were not on the list.

Can I get a refund on Elvra?

Yes. Your first order is covered by a 60-day guarantee: you ask customer service for a return number, no more than two bottles may be opened, and delivery and return costs are yours to pay.

Evidence

Studies cited

For each ingredient, we list two studies found in the scientific literature. The summaries describe what each study measured and found. They do not promise results: most of these studies are small, short, or show mixed outcomes.

Choline (as choline bitartrate)

Double-blind crossover study in 20 trained male cyclists who drank 2.43 g of choline bitartrate or placebo an hour before riding to exhaustion, either briefly at high intensity or for a long time at moderate intensity. Blood choline rose, but time to exhaustion and work done were the same as with placebo.

Limitation: A single dose in well-trained athletes, almost 30 times the 85 mg of choline in a daily serving of Elvra, and the result was negative.

Spector SA, Jackman MR, Sabounjian LA, et al. Med Sci Sports Exerc. 1995;27(5):668-73. PMID 7674870 · Read on PubMed

Double-blind crossover study in 14 soldiers who carried a 34 kg load on a treadmill for 4 hours, then ran to exhaustion and did squats. Choline citrate before and during the march raised blood choline, but did not change any performance measure.

Limitation: A very high dose (8.4 g of choline citrate) given around extreme exercise. It tells us little about 85 mg a day, and it found no benefit.

Warber JP, Patton JF, Tharion WJ, et al. Int J Sport Nutr Exerc Metab. 2000;10(2):170-81. PMID 10861337 · Read on PubMed

Nopal (prickly pear cactus) powder

Systematic review and meta-analysis of randomised trials on prickly pear (Opuntia ficus-indica). Five trials were pooled: body weight did not differ from control, while body fat percentage, blood pressure and total cholesterol fell. Some people reported stomach upset.

Limitation: The authors judge the trials few and of uneven quality. None measured energy, strength or endurance, and the amount of nopal in Elvra is not published.

Onakpoya IJ, O'Sullivan J, Heneghan CJ. Nutrition. 2015;31(5):640-6. PMID 25837206 · Read on PubMed

Study in 7 healthy people and 14 patients with type 2 diabetes in Mexico. Adding 300 g of steamed nopal to a high-carbohydrate breakfast lowered the rise in blood sugar and insulin after the meal.

Limitation: Nopal eaten as a vegetable, in hundreds of grams, and only blood sugar was measured. A capsule powder is a very different amount.

López-Romero P, Pichardo-Ontiveros E, Avila-Nava A, et al. J Acad Nutr Diet. 2014;114(11):1811-8. PMID 25132122 · Read on PubMed

Green tea extract (polyphenols, EGCG and caffeine)

Randomised, double-blind crossover study in 19 healthy young adults. Taking EGCG, the main green tea catechin (135 mg, three times a day for two days), slightly raised maximal oxygen uptake (VO2max) on a bike test, while maximal work rate and heart rate did not change.

Limitation: A small, very short study with about 400 mg of EGCG a day. A daily serving of Elvra provides 50 mg of EGCG, according to the shop.

Richards JC, Lonac MC, Johnson TK, et al. Med Sci Sports Exerc. 2010;42(4):739-44. PMID 19952844 · Read on PubMed

Randomised, double-blind crossover study in 8 male cyclists: 270 mg of EGCG, caffeine (3 mg per kg of body weight) or placebo before an hour of cycling and a 40 km time trial. Green tea extract brought little benefit to fat burning or performance; caffeine improved the time trial.

Limitation: Only 8 participants. The caffeine dose that helped (over 200 mg for an 80 kg man) is far above the 15 mg of caffeine in a daily serving of Elvra.

Dean S, Braakhuis A, Paton C. Int J Sport Nutr Exerc Metab. 2009;19(6):624-44. PMID 20175431 · Read on PubMed

Cinnamon extract 10:1

Randomised, placebo-controlled study in 60 young female taekwondo athletes given 3 g of cinnamon, ginger or placebo a day for six weeks (49 finished). Compared with placebo, cinnamon did not change exercise performance, an oxidative stress marker or body composition.

Limitation: Women and girls aged 13 to 25, with 3 g of cinnamon powder a day. The amount of cinnamon extract in Elvra is not published, and the result was negative.

Mashhadi NS, Ghiasvand R, Hariri M, et al. Int J Prev Med. 2013;4(Suppl 1):S31-5. PMID 23717766 · Read on PubMed

Same group of 60 female taekwondo athletes (49 finished): after six weeks of 3 g of cinnamon a day, muscle soreness fell compared with placebo, while the inflammation marker IL-6 did not change.

Limitation: Soreness was rated on a questionnaire, the difference was only borderline for cinnamon, and the study was in young women with 3 g of powder a day.

Mashhadi NS, Ghiasvand R, Askari G, et al. Int J Prev Med. 2013;4(Suppl 1):S11-5. PMID 23717759 · Read on PubMed

White mulberry leaf extract 10:1 (Morus alba)

Randomised, double-blind crossover study in 37 healthy adults given a sugary drink (50 g of maltodextrin) with three doses of a mulberry leaf extract or placebo. The normal and double doses reduced the rise in blood sugar and insulin over two hours, with no more digestive complaints than placebo.

Limitation: A specific branded extract taken with a sugar load, and only blood sugar was measured. The amount of mulberry extract in Elvra is not published.

Lown M, Fuller R, Lightowler H, et al. PLoS One. 2017;12(2):e0172239. PMID 28225835 · Read on PubMed

Randomised, double-blind, placebo-controlled crossover study in 38 healthy people who took 75 g of sugar with or without a white mulberry leaf extract. With the extract, the rise in blood sugar and insulin was about 40% lower, and it was well tolerated.

Limitation: A single test after a sugar load. It says nothing about energy or physical performance, and the dose in Elvra is not published.

Thondre PS, Lightowler H, Ahlstrom L, Gallagher A. Nutr Metab (Lond). 2021;18(1):41. PMID 33858439 · Read on PubMed

Bitter orange extract (Citrus aurantium, 30% bioflavonoids)

Randomised, double-blind crossover study in 12 young men: 100 mg of p-synephrine (the main compound of bitter orange), p-synephrine plus 100 mg of caffeine, or placebo before 6 sets of squats. With p-synephrine, alone or with caffeine, the men did more repetitions, with no change in perceived effort or blood lactate.

Limitation: Only 12 men and a dose of pure p-synephrine. Elvra uses an extract standardised to 30% bioflavonoids, and the shop does not state its synephrine content.

Ratamess NA, Bush JA, Kang J, et al. J Int Soc Sports Nutr. 2015;12:35. PMID 26388707 · Read on PubMed

Randomised crossover study in 13 experienced sprinters given p-synephrine (3 mg per kg of body weight) or placebo before jump tests and 60 m and 100 m sprints. P-synephrine changed neither jump height nor sprint speed, and did not increase side effects.

Limitation: A negative result with a dose of pure p-synephrine (over 200 mg for an 80 kg man), far above what an extract in a capsule is likely to provide.

Gutiérrez-Hellín J, Salinero JJ, Abían-Vicen J, et al. Appl Physiol Nutr Metab. 2016;41(1):63-9. PMID 26673246 · Read on PubMed

Turmeric extract (Curcuma longa, 95% curcuminoids)

Randomised, double-blind crossover study in 17 men who took curcumin (2.5 g twice a day) or placebo from two days before to three days after a hard leg-press session. With curcumin, muscle pain one and two days later was moderately lower, a muscle damage marker fell slightly and single-leg jumps recovered a little better.

Limitation: 5 g of curcumin a day for a few days around one workout. A daily serving of Elvra provides 50 mg of curcuminoids, a hundred times less.

Nicol LM, Rowlands DS, Fazakerly R, Kellett J. Eur J Appl Physiol. 2015;115(8):1769-77. PMID 25795285 · Read on PubMed

Systematic review and meta-analysis of randomised trials on curcumin and recovery after muscle-damaging exercise. Overall, curcumin lowered the muscle damage marker creatine kinase and muscle soreness scores compared with control.

Limitation: The pooled trials were small and varied in dose, often with forms of curcumin designed to be better absorbed and with far more than the 50 mg of curcuminoids in Elvra.

Fang W, Nasir Y. Phytother Res. 2021;35(4):1768-1781. PMID 33174301 · Read on PubMed

Japanese knotweed root extract (98% resveratrol)

Randomised trial in 27 inactive men aged about 65 who did 8 weeks of high-intensity training with 250 mg of resveratrol or placebo a day. Fitness (maximal oxygen uptake) improved 45% more in the placebo group, and resveratrol also blunted the training benefits on blood pressure and blood lipids.

Limitation: A negative result: in this study resveratrol worked against the benefits of training. The amount of resveratrol in Elvra is not published.

Gliemann L, Schmidt JF, Olesen J, et al. J Physiol. 2013;591(20):5047-59. PMID 23878368 · Read on PubMed

Randomised, double-blind trial in 16 recreationally active young men doing 4 weeks of interval training with 150 mg of resveratrol or placebo a day. Peak aerobic power rose only in the placebo group, and the gain in sprint power was smaller with resveratrol.

Limitation: A small, short study, and again no benefit from resveratrol for physical performance.

Scribbans TD, Ma JK, Edgett BA, et al. Appl Physiol Nutr Metab. 2014;39(11):1305-13. PMID 25211703 · Read on PubMed

L-carnitine tartrate

Placebo-controlled crossover study in 10 resistance-trained men who took L-carnitine L-tartrate (2 g of L-carnitine a day) for 3 weeks before a hard squat session. With carnitine, blood markers of muscle damage rose less, and muscle damage seen on MRI was less than half that with placebo.

Limitation: Only 10 men, and 2 g of L-carnitine a day. The amount of L-carnitine tartrate in Elvra is not published; in a two-capsule serving it is likely much lower.

Volek JS, Kraemer WJ, Rubin MR, et al. Am J Physiol Endocrinol Metab. 2002;282(2):E474-82. PMID 11788381 · Read on PubMed

Placebo-controlled crossover study in 10 resistance-trained men who took L-carnitine L-tartrate (2 g of L-carnitine a day) for 3 weeks. Carnitine increased the number of androgen receptors in muscle before exercise; blood testosterone was not raised by carnitine.

Limitation: A lab marker in 10 young men, not a measure of strength, energy or libido, and with a dose that is probably much higher than in Elvra.

Kraemer WJ, Spiering BA, Volek JS, et al. Med Sci Sports Exerc. 2006;38(7):1288-96. PMID 16826026 · Read on PubMed

Quercetin (95%)

Systematic review and meta-analysis of 11 studies (254 people), usually with 1,000 mg of quercetin a day for about 11 days. Quercetin improved endurance and maximal oxygen uptake by about 2% over placebo, an effect the authors describe as between trivial and small.

Limitation: A small effect at 1,000 mg a day. The amount of quercetin in Elvra is not published; in two capsules it is certainly much lower.

Kressler J, Millard-Stafford M, Warren GL. Med Sci Sports Exerc. 2011;43(12):2396-404. PMID 21606866 · Read on PubMed

Randomised crossover study in 26 untrained young men given 1,000 mg of quercetin or placebo a day for two weeks. In a 12-minute treadmill test, the distance covered rose by 2.9% with quercetin and fell by 1.2% with placebo, a small but significant difference.

Limitation: A short study with 1,000 mg a day in untrained men; the improvement was a few dozen metres.

Nieman DC, Williams AS, Shanely RA, et al. Med Sci Sports Exerc. 2010;42(2):338-45. PMID 19927026 · Read on PubMed

Zinc (as zinc bisglycinate)

Study in healthy men. Restricting dietary zinc for 20 weeks lowered testosterone in 4 young men, and three to six months of zinc in 9 older men with marginal zinc deficiency raised it. In 40 men, zinc levels in blood cells went along with testosterone.

Limitation: Very small groups, and the effect applies to men short of zinc. The supplemented men took far more zinc than the 2 mg (20% of the NRV) in a daily serving of Elvra.

Prasad AS, Mantzoros CS, Beck FW, Hess JW, Brewer GJ. Nutrition. 1996;12(5):344-8. PMID 8875519 · Read on PubMed

Study in 14 healthy, active men aged 22 to 33 with enough zinc in their diet. A high-dose zinc supplement raised blood zinc but did not change total or free testosterone.

Limitation: A negative result for men who already get enough zinc, with a much higher dose than the 2 mg in Elvra.

Koehler K, Parr MK, Geyer H, Mester J, Schänzer W. Eur J Clin Nutr. 2009;63(1):65-70. PMID 17882141 · Read on PubMed

Chili extract 6:1 (capsaicinoids)

Randomised, double-blind crossover study in 10 physically active men given 12 mg of capsaicin or placebo 45 minutes before a 1,500 m run. With capsaicin they were about 5 seconds faster (372 against 377 seconds) and rated the effort slightly lower.

Limitation: Only 10 men and a single dose just before running. The capsaicinoid content of Elvra is not published.

de Freitas MC, Cholewa JM, Gobbo LA, et al. J Strength Cond Res. 2018;32(2):572-577. PMID 29120986 · Read on PubMed

Meta-analysis of 14 studies (183 people), most with 12 mg of capsaicin or capsiate 45 minutes before exercise. There was no effect on aerobic endurance (time trials, time to exhaustion), but a small gain in muscular endurance (repetitions to failure).

Limitation: Short-term effects of one dose taken just before exercise; daily use, as with Elvra, was not studied.

Grgic J, Memon AR, Chen S, et al. Nutrients. 2022;14(21):4531. PMID 36364793 · Read on PubMed

Chromium (as chromium(III) picolinate)

Randomised, double-blind trial in 18 men aged 56 to 69 who did 12 weeks of strength training with 924 µg of chromium a day (as chromium picolinate) or placebo. Chromium did not add to the gains in strength, muscle size or lean mass, and the placebo group gained more leg power.

Limitation: A negative result with a dose about 46 times the 20 µg of chromium (50% of the NRV) in a daily serving of Elvra.

Campbell WW, Joseph LJ, Davey SL, et al. J Appl Physiol (1985). 1999;86(1):29-39. PMID 9887110 · Read on PubMed

Double-blind study in 36 men who did 8 weeks of weight training with chromium (as chloride or picolinate) or placebo. Strength, muscle mass and lean mass rose with training regardless of chromium; the authors conclude that chromium brings no benefit for body composition or strength.

Limitation: Another negative result, with about 175 µg of chromium a day, almost nine times the amount in Elvra.

Lukaski HC, Bolonchuk WW, Siders WA, Milne DB. Am J Clin Nutr. 1996;63(6):954-65. PMID 8644693 · Read on PubMed

How we checked

Sources

  1. EU Register of nutrition and health claims, European Commission: claims for plants are listed there as "on hold".
  2. Regulation (EU) No 432/2012: the list of authorised health claims, including those for zinc, chromium and choline.
  3. The official Nutriveno shop (Elvra product page, order page and delivery, returns and refunds policy), accessed on 22 October 2026.
  4. Regulation (EU) No 1169/2011, Annex XIII: the nutrient reference values for zinc (10 mg) and chromium (40 µg).