Supplements for Athletic Performance 🥇

Creatine, electrolytes, protein, adaptogens: compare useful products to support training, endurance, and progress.

Best choice
Grass-Fed Beef Protein

Grass-Fed Beef Protein

Promo code:
-10%
with code
LEMEILLEURCOMPLEMENT
Brand origin:
United Kingdom
Where to buy:
Online through the official APE Nutrition store and selected United Kingdom retailers
$74.24
66.83
$
LEMEILLEURCOMPLEMENT
-10%
Claim the offer
Learn more about the brand

APE Nutrition is a British nose to tail brand from Surrey selling freeze dried organ capsules alongside beef protein, collagen, colostrum and bone products. Its flagship, Beef Organs, is 180 capsules of 500 mg blending 50 percent liver, 25 percent heart and 25 percent kidney, sold as a 30 day supply for $53.99, converted from 39.99 GBP at 1.35. The labels are unusually short, listing the organ and a bovine gelatine capsule with no fillers, and each capsule page links to dated third party certificates for microbiology, heavy metals and pesticides by batch. Social proof is verifiable on two channels: 4.4 out of 5 from 127 Trustpilot reviews on a profile claimed in March 2026, and 940 on site reviews averaging 4.77 out of 5. The brand ships to the United States as a tracked rest of world order at about $20.25, quoted at 5 to 9 days, but it does not prepay US customs duties and its published country list omits the United States even though the checkout accepts it. The promo code LEMEILLEURCOMPLEMENT takes 10 percent off and does not stack with the subscription. Micronutrient amounts per serving are not published, so the vitamin A and iron load of the liver products has to be estimated rather than read off the jar.

Strengths
  • Provides 19.07 g of protein per 20 g serving.
  • Single ingredient, free from dairy, soy and sweeteners.
  • Fifty servings per bag at $1.34 with the code.
  • Third party tested for pesticides and heavy metals.
  • Sourced from grass fed regenerative cattle.
Could be better
  • Mild savoury beef taste that many buyers mask in a shake.
  • Extraction method and amino acid figures are not published.
  • Costs more than US whey once UK shipping is added.
Value for money
Grass-Fed Beef Protein

Grass-Fed Beef Protein

Promo code:
-10%
with code
LEMEILLEURCOMPLEMENT
Brand origin:
United Kingdom
Where to buy:
Online through the official APE Nutrition store and selected United Kingdom retailers
$74.24
66.83
$
LEMEILLEURCOMPLEMENT
-10%
Claim the offer
Learn more about the brand

APE Nutrition is a British nose to tail brand from Surrey selling freeze dried organ capsules alongside beef protein, collagen, colostrum and bone products. Its flagship, Beef Organs, is 180 capsules of 500 mg blending 50 percent liver, 25 percent heart and 25 percent kidney, sold as a 30 day supply for $53.99, converted from 39.99 GBP at 1.35. The labels are unusually short, listing the organ and a bovine gelatine capsule with no fillers, and each capsule page links to dated third party certificates for microbiology, heavy metals and pesticides by batch. Social proof is verifiable on two channels: 4.4 out of 5 from 127 Trustpilot reviews on a profile claimed in March 2026, and 940 on site reviews averaging 4.77 out of 5. The brand ships to the United States as a tracked rest of world order at about $20.25, quoted at 5 to 9 days, but it does not prepay US customs duties and its published country list omits the United States even though the checkout accepts it. The promo code LEMEILLEURCOMPLEMENT takes 10 percent off and does not stack with the subscription. Micronutrient amounts per serving are not published, so the vitamin A and iron load of the liver products has to be estimated rather than read off the jar.

Strengths
  • Provides 19.07 g of protein per 20 g serving.
  • Single ingredient, free from dairy, soy and sweeteners.
  • Fifty servings per bag at $1.34 with the code.
  • Third party tested for pesticides and heavy metals.
  • Sourced from grass fed regenerative cattle.
Could be better
  • Mild savoury beef taste that many buyers mask in a shake.
  • Extraction method and amino acid figures are not published.
  • Costs more than US whey once UK shipping is added.
Editor's pick
Energy - Mush N Go

Energy - Mush N Go

Promo code:
-15%
with code
LMC15
Brand origin:
France
Where to buy:
Official Mush N Go English store for Super Coffee, mushroom capsules, softgels and bundles
$49.76
42.29
$
Learn more about the brand

Mush N Go is a French functional mushroom brand selling Super Coffee, capsules, softgels, and bundles for focus, energy, sleep, stress, immunity, and performance. It reports French laboratory manufacturing, independent testing, vegan formulas, and compliance with French food-supplement notification rules. Every formula needs its own label review.

Brainstoorm costs €42.71 (about $50) for 30 servings as a one-time order, or €29.90 a month on subscription. Its daily formula lists 1,000 mg each of lion's mane, cordyceps, and chaga, 3,000 mg maca, 200 mg ashwagandha, 25 mg rhodiola, 6 mg vitamin B5, cocoa, acacia fiber, xylitol, and 20 mg microencapsulated caffeine. Buyers should confirm whether figures are extract weights or raw equivalents, plus species, mushroom parts, beta-glucans, extraction ratios, and lot-specific tests. A 20:1 extract does not prove twentyfold effectiveness.

$46.46 (€39.90). Code LMC15 may reduce an eligible purchase by 15% to about $39.49 before delivery, duties, tax, and fees. Subscription and bundle prices may not combine.

Mush N Go dispatches within 24 to 48 hours and serves Europe plus many international destinations. US-specific costs and timing are not clearly published, so American buyers should confirm eligibility, customs, carrier, and returns. The brand advertises a 60-day guarantee. Caffeine, melatonin, botanicals, medication interactions, pregnancy, and medical conditions require product-specific caution.

Strengths
  • Current formula contains no caffeine.
  • Combines Cordyceps, Maca, Ginger, and vitamin C.
  • One-capsule morning routine.
  • Vegan formula.
  • Made in France.
Could be better
  • Actual extract weights are not clearly displayed.
  • No beta-glucan or cordycepin standard is published.
  • Ginger and botanicals can interact with medication.
TOP 4
Grass-Fed Beef Protein

Grass-Fed Beef Protein

Promo code:
-10%
with code
LEMEILLEURCOMPLEMENT
Brand origin:
United Kingdom
Where to buy:
Online through the official APE Nutrition store and selected United Kingdom retailers
$74.24
66.83
$
LEMEILLEURCOMPLEMENT
-10%
Claim the offer
Learn more about the brand

APE Nutrition is a British nose to tail brand from Surrey selling freeze dried organ capsules alongside beef protein, collagen, colostrum and bone products. Its flagship, Beef Organs, is 180 capsules of 500 mg blending 50 percent liver, 25 percent heart and 25 percent kidney, sold as a 30 day supply for $53.99, converted from 39.99 GBP at 1.35. The labels are unusually short, listing the organ and a bovine gelatine capsule with no fillers, and each capsule page links to dated third party certificates for microbiology, heavy metals and pesticides by batch. Social proof is verifiable on two channels: 4.4 out of 5 from 127 Trustpilot reviews on a profile claimed in March 2026, and 940 on site reviews averaging 4.77 out of 5. The brand ships to the United States as a tracked rest of world order at about $20.25, quoted at 5 to 9 days, but it does not prepay US customs duties and its published country list omits the United States even though the checkout accepts it. The promo code LEMEILLEURCOMPLEMENT takes 10 percent off and does not stack with the subscription. Micronutrient amounts per serving are not published, so the vitamin A and iron load of the liver products has to be estimated rather than read off the jar.

Strengths
  • Provides 19.07 g of protein per 20 g serving.
  • Single ingredient, free from dairy, soy and sweeteners.
  • Fifty servings per bag at $1.34 with the code.
  • Third party tested for pesticides and heavy metals.
  • Sourced from grass fed regenerative cattle.
Could be better
  • Mild savoury beef taste that many buyers mask in a shake.
  • Extraction method and amino acid figures are not published.
  • Costs more than US whey once UK shipping is added.
TOP 5
Grass-Fed Beef Protein

Grass-Fed Beef Protein

Promo code:
LEMEILLEURCOMPLEMENT
with code
-10%
Brand origin:
United Kingdom
Where to buy:
Online through the official APE Nutrition store and selected United Kingdom retailers
$74.24
66.83
$
LEMEILLEURCOMPLEMENT
-10%
Claim the offer
Learn more about the brand

APE Nutrition is a British nose to tail brand from Surrey selling freeze dried organ capsules alongside beef protein, collagen, colostrum and bone products. Its flagship, Beef Organs, is 180 capsules of 500 mg blending 50 percent liver, 25 percent heart and 25 percent kidney, sold as a 30 day supply for $53.99, converted from 39.99 GBP at 1.35. The labels are unusually short, listing the organ and a bovine gelatine capsule with no fillers, and each capsule page links to dated third party certificates for microbiology, heavy metals and pesticides by batch. Social proof is verifiable on two channels: 4.4 out of 5 from 127 Trustpilot reviews on a profile claimed in March 2026, and 940 on site reviews averaging 4.77 out of 5. The brand ships to the United States as a tracked rest of world order at about $20.25, quoted at 5 to 9 days, but it does not prepay US customs duties and its published country list omits the United States even though the checkout accepts it. The promo code LEMEILLEURCOMPLEMENT takes 10 percent off and does not stack with the subscription. Micronutrient amounts per serving are not published, so the vitamin A and iron load of the liver products has to be estimated rather than read off the jar.

Strengths
  • Provides 19.07 g of protein per 20 g serving.
  • Single ingredient, free from dairy, soy and sweeteners.
  • Fifty servings per bag at $1.34 with the code.
  • Third party tested for pesticides and heavy metals.
  • Sourced from grass fed regenerative cattle.
Could be better
  • Mild savoury beef taste that many buyers mask in a shake.
  • Extraction method and amino acid figures are not published.
  • Costs more than US whey once UK shipping is added.
TOP 6
Electrolytes - Clearly

Electrolytes - Clearly

Promo code:
LMC
with code
-15%
Brand origin:
Netherlands
Where to buy:
Official Clearly store for Not Coffee, mushroom products, vitamins, minerals, protein and wellness supplements
$34.95
$
29.71
Learn more about the brand

Clearly is an Amsterdam-based health brand selling functional mushroom beverages, single-mushroom products, vitamins, minerals, collagen, protein, creatine, electrolytes, matcha, and botanical supplements. The company says final production takes place in the Netherlands using specialist ingredient suppliers.

Its flagship Not Coffee blend provides 30 servings in a 253 g pouch and costs €30.00 one-time, or €25.50 on the Routine plan. Buyers should inspect the current label for mushroom species, extract amounts, fruiting-body or mycelium sourcing, caffeine, sweeteners, allergens, and serving instructions. A convenient beverage does not guarantee a clinical effect.

Clearly advertises European laboratory testing and SKAL organic certification for eligible organic products. These claims are most useful when supported by product- and batch-specific reports showing methods and results for beta-glucans, heavy metals, microbes, pesticides, or residual solvents. Functional mushrooms are not proven treatments for fatigue, anxiety, immune disease, or cognitive decline.

Code LMC may reduce an eligible order by 15%, taking the converted Not Coffee estimate to about $29.70 before delivery and fees. Clearly dispatches from the Netherlands and publishes delivery estimates across Europe, generally from next day domestically to two through six days for many European destinations. The United States is not served: the published delivery table and the market selector cover Europe only.

Strengths
  • Sixty servings per 323 g pouch.
  • Simple sodium, potassium, and magnesium sources.
  • Four flavored and unflavored options.
  • Vegan and made in the Netherlands.
  • European laboratory testing is described.
Could be better
  • Elemental mineral amounts are not clearly displayed.
  • US shipping is not listed.
  • High sodium may be unsuitable for some users.
TOP 7
Pure Himalayan Shilajit - Shamballa Shilajit

Pure Himalayan Shilajit - Shamballa Shilajit

Promo code:
-10%
with code
LMC15
Brand origin:
France
Where to buy:
Official Shamballa Shilajit store in euros; US buyers should confirm destination eligibility first
$31.46
28.31
$
Learn more about the brand

Shamballa is a French specialist selling Himalayan shilajit resin in 10-gram, 30-gram, and 50-gram jars. Each boxed order includes a measuring spoon and usage guide. The company recommends 150 to 300 mg daily for adults, but customers should follow the current label rather than estimate an inconsistent pea-sized portion.

The 10-gram Discovery jar costs $31.44 (€27). Shamballa describes high-mountain Himalayan sourcing, pure resin without additives, more than 80 minerals and trace elements, and fulvic and humic compounds. It also names Eurofins and Phytocontrol for double control.

Laboratory names and logos are not enough by themselves. Buyers should match the certificate to their jar's lot number and review the date, test methods, reporting limits, heavy metals, microbes, identity, and any fulvic-acid assay. Home solubility, palm, or freezer checks cannot establish contaminant safety.

Code LMC15 may provide the 10% discount recorded for this offer, reducing the converted estimate to about $28.30 before delivery and currency fees. Despite the code's name, the checkout result determines the actual percentage. The store advertises 24-to-48-hour dispatch and French delivery estimates, but direct US shipping is not clearly confirmed. American customers should request written details about address eligibility, customs, transit time, returns, and total landed cost before ordering.

Strengths
  • Current 150–300 mg serving is clearly stated.
  • Three jar sizes support trial or longer use.
  • Batch-specific certificates are published.
  • Eurofins and Phytocontrol testing covers multiple contaminant classes.
  • Measuring spoon and guide are included.
Could be better
  • No delivery to the United States: the destinations served are France, Belgium, Europe, Switzerland, the French overseas territories and Canada.
  • Resin only, with no capsule alternative.
  • A high fulvic percentage is method-dependent and is not proof of efficacy.
TOP 8
Grass-Fed Beef Protein

Grass-Fed Beef Protein

Promo code:
LEMEILLEURCOMPLEMENT
with code
-10%
Brand origin:
United Kingdom
Where to buy:
Online through the official APE Nutrition store and selected United Kingdom retailers
$74.24
66.83
$
LEMEILLEURCOMPLEMENT
-10%
Visit
APE Nutrition
Learn more about the brand

APE Nutrition is a British nose to tail brand from Surrey selling freeze dried organ capsules alongside beef protein, collagen, colostrum and bone products. Its flagship, Beef Organs, is 180 capsules of 500 mg blending 50 percent liver, 25 percent heart and 25 percent kidney, sold as a 30 day supply for $53.99, converted from 39.99 GBP at 1.35. The labels are unusually short, listing the organ and a bovine gelatine capsule with no fillers, and each capsule page links to dated third party certificates for microbiology, heavy metals and pesticides by batch. Social proof is verifiable on two channels: 4.4 out of 5 from 127 Trustpilot reviews on a profile claimed in March 2026, and 940 on site reviews averaging 4.77 out of 5. The brand ships to the United States as a tracked rest of world order at about $20.25, quoted at 5 to 9 days, but it does not prepay US customs duties and its published country list omits the United States even though the checkout accepts it. The promo code LEMEILLEURCOMPLEMENT takes 10 percent off and does not stack with the subscription. Micronutrient amounts per serving are not published, so the vitamin A and iron load of the liver products has to be estimated rather than read off the jar.

Strengths
  • Provides 19.07 g of protein per 20 g serving.
  • Single ingredient, free from dairy, soy and sweeteners.
  • Fifty servings per bag at $1.34 with the code.
  • Third party tested for pesticides and heavy metals.
  • Sourced from grass fed regenerative cattle.
Could be better
  • Mild savoury beef taste that many buyers mask in a shake.
  • Extraction method and amino acid figures are not published.
  • Costs more than US whey once UK shipping is added.
Learn more about our supplement picks

Which natural supplement is best for athletic performance?

Improving physical performance is not just about training harder, but about supporting the body through effort. Natural supplements for athletic performance aim to optimize endurance, increase resistance to fatigue, and promote recovery, while respecting the body's natural balance.

How we select natural supplements for athletic performance

Our selections rely on rigorous analysis:

  • Scientifically recognized natural actives such as creatine, ginseng, cordyceps, and NAD+, which support cellular energy;
  • Complete formulas combining adaptogens, electrolytes, and amino acids for sustainable performance;
  • Carefully vetted products, assessed for tolerance, bioavailability, and real impact on endurance.

We favor balanced formulas without excessive stimulants, designed to support physical and mental effort over time.

The most effective natural ingredients for physical performance

Some nutrients and natural extracts are staples for athletes:

  • Cordyceps and ginseng support energy production and resistance to fatigue;
  • Creatine and BCAAs contribute to muscle power and faster recovery;
  • NAD+ promotes ATP production, essential for sustained effort;
  • Electrolytes such as magnesium and potassium help maintain proper muscle hydration.

These actives work in synergy to strengthen endurance capacity and physical resilience.

Supplements that support performance over time

The most relevant formulas combine adaptogens, micronutrients, and essential amino acids. They allow steady progress without overload, by optimizing recovery and effort management. This natural approach helps maximize athletic performance while preserving the body's balance.

Which supplement to choose for your sport

  • Endurance (running, cycling): cordyceps and NAD+ support energy production.
  • Strength and muscle power: go for creatine and BCAAs.
  • Intense or frequent training: opt for a complete adaptogen complex with electrolytes and vitamins.

Brands and products reviewed by our team

Our reviews highlight natural, high-performing formulas from brands known for their rigor and transparency. We analyze composition, dosages, and real user feedback on endurance and recovery.

In short

Athletic performance depends as much on training as on proper nutritional support. The right supplements help the body push its limits naturally while maintaining a stable muscular and energetic balance.

Our favorite brand this month 🧡

Our pick of the month, one to try without hesitation.

IM8 Health
Our favorite brand

IM8 Health

9.2
/10
Supplement type:
NAD+ & Precursors
Brand origin:
United States
Promo code:
-10%
with code
LMC

IM8 Health is the all-in-one supplement brand co-founded by David Beckham with the biotech company Prenetics. Its Daily Ultimate Essentials Pro packs 90 ingredients into a single 12 gram daily drink, at $112 for a one-time month. Here is our detailed analysis of the reformulated Pro label, the Longevity powder, the real prices and the clinical trial the brand puts forward.

$112.00
$
100.80
$112.00
$
100.80
-10%
with code: