🟢 100/100

This product looks safe

  • No ingredients exceed tolerable upper intake levels
  • 62% of ingredients have research evidence
A Label Compliance Grade

Product Label

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Label Data

4 Tablet(s) Serving Size
30 Servings
Other Combinations Product Type
62% Evidence Coverage

Supplement Facts — Evidence Check

84 mcg (420% DV)
📊 5.6× RDA — above typical dose (UL: 0.1 mg) 📚 604 studies (Tier A: 16, B: 251)
RDA 0.015mg This product: 0.084mg UL 0.1mg
10 mg (63% DV)
✅ Within RDA (0.7× RDA of 14 mg) 📚 193 studies (Tier A: 5, B: 63)
RDA 14mg This product: 10mg UL 35mg
5 mg (294% DV)
📊 3.8× RDA — above typical dose (UL: 100 mg) 📚 113 studies (Tier A: 3, B: 35)
RDA 1.3mg This product: 5mg UL 100mg
15 mcg (625% DV)
📊 6.2× RDA — above typical dose 📚 138 studies (Tier A: 1, B: 44)
RDA 0.0024mg This product: 0.015mg
50 mcg (42% DV)
✅ Within RDA (0.4× RDA of 0.12 mg) 📚 273 studies (Tier A: 9, B: 175)
RDA 0.12mg This product: 0.05mg
100 mg (24% DV)
📊 Market median: 4002.0mg (1 products) 📚 20 studies (Tier A: 0, B: 2)
This product: 100mg
30 mg (272% DV)
✅ 2.7× RDA — within safe limits 📚 258 studies (Tier A: 6, B: 134)
RDA 11mg This product: 30mg UL 40mg
50 mcg (91% DV)
✅ Within RDA (0.9× RDA of 0.055 mg) 📚 172 studies (Tier A: 0, B: 67)
RDA 0.055mg This product: 0.05mg UL 0.4mg
2 mg (87% DV)
✅ Within RDA (0.9× RDA of 2.3 mg) 📚 8 studies — no high-quality reviews
RDA 2.3mg This product: 2mg UL 11mg
Total Testosterone Maximum Strength Matrix
900 mg
Nootropic Anti-Cortisol Body Recomposition Complex
800 mg
DHT Modulation Blend
500 mg
Advanced Blood Flow and Bioavailability System
1605 mg

Other Ingredients

Microcrystalline Cellulose Stearic Acid Silicon Dioxide Croscarmellose Sodium Magnesium Stearate FD&C Yellow #6 FD&C Red #40 FD&C Blue #1 Natural and Artificial flavor

Label Claims — Verification

Nutrient
All Other
Structure/Function
All Other (99% of products) Structure/Function (85% of products) Nutrient (70% of products) Approved Health (4% of products)

Target Groups

Adult Male (18-50 Years)

Product Information

📋 Directions for Use

All of this and more was encapsulated into a once-daily, easy-to-take formula .

Select Series Stacking To help you achieve a jaw-dropping physical transformation, consider stacking Alpha King Supreme with LeanFire Ultimate. LeanFire Ultimate’s incredible energy and powerful thermogenesis, combined with Alpha King Supreme’s lean muscle building power and strength amplification, will help you burn fat in the gym and sculpt a body women can’t resist.

Directions Take 4 tablets daily with breakfast.

⚠️ Warnings & Precautions

In conjunction with a resistance training program Ask your doctor if your heart is strong enough for exercise and sex.

Keep out of reach of children.

For adult use only.

Allergen Warning: Manufactured by equipment which processes products containing milk, eggs, soybeans, wheat, shellfish, fish oil, tree nuts, and peanut flavor.

Precautions: Use only as directed.

Consult a healthcare professional before use if you are pregnant or nursing, have a medical condition, or use prescription medications.

Discontinue use two weeks prior to surgery.

🧪 Formulation Notes

But what exactly does it take to loft men to supremacy? The researchers targeted four primary benefits: Deliver a boost to libido and desire unlike any previously experienced. Enable the ability to take advantage of this increased passion and drive with enhanced blood flow when and where you need it most, plus stamina to go the distance. Spark the masculinity and determination exhibited by the most confident, powerful men. Provide the muscle, strength, and presence of mind you need to command your realm.

Most remarkably, Force Factor’s scientists managed to pack some of the most premium men’s health compounds into a single supplement. You would need to combine several disparate vitality products to achieve similar results, but the ingredient ratios would be all wrong. If you are looking for the ultimate testosterone booster, you found it. Increased libido and lean muscle. Improved sexual performance, strength, and endurance. Less every day stress, a better mood, and more mental clarity and alertness.

For men not afraid to claim the throne a nd rise above, Alpha King Supreme is the formula for greatness.

Unleash Your Potential Alpha King Supreme contains elite ingredients, at precisely chosen dosages, to help elevate your masculinity to new heights. Not only do the selected compounds individually influence the formula’s results, but the ratio of the constituents to one another is also critical, and often overlooked in less worthy male vitality supplements.

500 mg of AlphaFen is included in every dose. A recent clinical study shows that this extra 100 mg of fenugreek seed extract produces not only a meaningful boost to free testosterone in the gym, but also an increase in total testosterone.

A recent clinical study shows that this extra 100 mg of fenugreek seed extract produces not only a meaningful boost to free testosterone in the gym, but also an increase in total testosterone. Simultaneously, AlphaFen works to decrease estrogen levels, bolster strength, and improve your mood.

Specialized NooGandha is paired with the super mushroom Lion’s Mane and KSM-66 — a proprietary ashwagandha root extract which additionally helps support total testosterone levels, increase strength and endurance, relieve everyday stress, and improve mental clarity and alertness.

Newly added saw palmetto, stinging nettle, and pumpkin seed extract are believed to help prevent optimal levels of testosterone from being converted to dihydrotestosterone (DHT), which produces undesirable results, especially as men age. But perhaps the best feature of Alpha King Supreme is the 1,500 mg of L-citrulline, a vasodilating nitric oxide catalyst that increases blood flow to help you achieve mind-blowing sexual performance that’s guaranteed to satisfy your partner. Alpha King Supreme’s premium ingredients quickly and efficiently permeate your body, allowing you to fully Unleash Your Potential.

Newly added saw palmetto, stinging nettle, and pumpkin seed extract are believed to help prevent optimal levels of testosterone from being converted to dihydrotestosterone (DHT), which produces undesirable results, especially as men age. But perhaps the best feature of Alpha King Supreme is the 1,500 mg of L-citrulline, a vasodilating nitric oxide catalyst that increases blood flow to help you achieve mind-blowing sexual performance that’s guaranteed to satisfy your partner.

Select Ingredient AlphaFen KSM-66 Ashwagandha [NOO] Gandha

Proudly manufactured in the U.S. from foreign and domestic ingredients.

Elite testosterone booster Premium drive & vitality Compelling muscle & strength Mind-blowing sexual performance Lowers estrogen

Additional Information

The King of Kings Building on the breakthrough innovation of Alpha King, the scientists at Force Factor sought to formulate a superior vitality and virility supplement. Their goal: engineer a testosterone booster that maximizes your chance of be coming the ideal man — the king of kings. Alpha King Supreme is their legacy.

New & improved formula

Store in a cool, dry place. Protect from heat, light, and moisture.

Product Details

DSLD Entry Date 2022-06-16
Product Type Other Combinations
Form Tablet or Pill
Brand Force Factor
DSLD ID 260837
Data Updated 2026-04-11

Research Evidence

872 Research Sources
53 Avg Quality Score
309 Meta Analysis
309 Clinical Trial
111 Rct
71 Systematic Review
55 Guideline
4 Cochrane Review
4 Regulatory Source
2 Other
2 Narrative Review
2 Observational
1 Openfda Safety
A Vitamin D and vitamin D analogues for preventing fractures associated with involutional and post-menopausal osteoporosis
Meta Analysis The Cochrane database of systematic reviews 2009
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2014
A Vitamin D and vitamin D analogues for preventing fractures in post-menopausal women and older men
Meta Analysis The Cochrane database of systematic reviews 2014
A Vitamin D supplementation for prevention of cancer in adults
Meta Analysis The Cochrane database of systematic reviews 2014
A Interventions for preventing falls in older people in care facilities and hospitals
Meta Analysis The Cochrane database of systematic reviews 2018
A Drugs for preventing lung cancer in healthy people
Meta Analysis The Cochrane database of systematic reviews 2020
A Vitamin D supplementation for prevention of mortality in adults
Meta Analysis The Cochrane database of systematic reviews 2011
A High prevalence of vitamin D deficiency in Asia: A systematic review and meta-analysis
Meta Analysis Critical reviews in food science and nutrition 2023
A The effect of vitamin D supplementation on depressive symptoms in adults: A systematic review and meta-analysis of randomized controlled trials
Meta Analysis Critical reviews in food science and nutrition 2023
A Interventions for preventing falls in older people living in the community
Meta Analysis The Cochrane database of systematic reviews 2009
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