How To Choose A Men's Supplement
Seven steps, in order. At the end we apply all seven to the product this website sells, and it fails three of them.
To choose a men's daily supplement: match the researched dose to the format before anything else, find the Supplement Facts panel and read the serving size, check the amounts against the doses used in research, grade each ingredient's evidence honestly, work out the cost per day, check the seller answers a phone, and buy the smallest pack first.
The seven steps
In this order. Step one eliminates more products than the other six combined, and almost nobody does it.
Match the researched dose to the format
Look up the lead ingredient and find the dose the studies used. One number, two minutes. If it is measured in grams and the product is a gummy, a small capsule or a spray, you are done: the format cannot carry it, whatever the label says.
Find the Supplement Facts panel and read the serving size first
Not the amounts — the serving size, on the first line. Every number under it is per serving, and a serving is whatever the manufacturer decided. If there is no panel at all, you cannot evaluate the product and neither can anyone else.
Check the amounts against the research
Now do the division. If the trials used 8 g and the label has 200 mg, the ingredient is on the label for the label's sake. This is the single highest-value thing a buyer can do and it takes two minutes.
Grade each ingredient's evidence honestly
Meta-analysis, randomised trial, observational study, animal, test tube, tradition. Count how many ingredients have a human trial at any dose. In most men's blends the answer is one or two out of a dozen.
Watch for proprietary blends
One total for eight ingredients tells you almost nothing. Ingredients are listed in descending order by weight, so the first is the largest, and that is all you know. A blend is not a scam; it is an absence of information.
Work out the cost per day
Not per bottle. Total price divided by daily servings. A $99 bottle with 90 servings is cheaper than a $40 bottle with 30, and bottle prices are not comparable.
Check the seller, then buy the smallest pack
Is there a phone number a person answers? A named returns address? A guarantee with a number of days on it? Then buy one, not six. The first purchase is an experiment; run it at the smallest scale that answers the question.
Red flags
Comparison to a prescription drug
Explicit or implied. This is the single biggest warning sign in this category, and it is the claim behind most entries on the FDA's tainted-products list (U.S. Food and Drug Administration).
Close the tab
"FDA approved"
No dietary supplement is. The FDA says registration does not denote approval (U.S. Food and Drug Administration). The accurate phrase describes a building on a list.
Factually wrong
A gram-dose ingredient in a milligram format
Citrulline or creatine on the front of a gummy or a two-capsule serving. The arithmetic does not work and the marketing is relying on you not doing it.
Do the division
A countdown timer
Reload the page. If the timer resets, the scarcity is fake, and so is the reasoning it is trying to trigger.
Test it yourself
Invented experts
A doctor with a stock photograph, no surname, no institution and no publications. Search the name. If nothing comes back, nothing is there.
Search the name
Only five-star reviews
Every real product has a four-star review saying it took longer than expected. A page without one has been curated, or invented.
Look for the criticism
The comparison table to build
Six columns, ten minutes. It will save you more than it costs.
| Column | What to write | Why it matters |
|---|---|---|
| Lead ingredient and amount | The amount per serving, in mg or g | If you cannot fill this in, stop here |
| Researched dose for that ingredient | From a study you actually opened | The comparison is the whole point |
| Format capacity | Powder, capsule, tablet or gummy | Decides whether the researched dose is even possible |
| Ingredients with a human trial | A count out of the total | Twelve ingredients with one trial between them is a long list, not a good formula |
| Cost per day | Total price divided by daily servings | The only price comparison that means anything |
| Guarantee and phone | Days, and whether a person answers | The only thing that helps when something goes wrong |
Scroll this table sideways →
Most people compare price per bottle and a marketing page. Those are the two least informative columns available.
The same seven steps, applied to HorseFil
This website sells HorseFil. Here is how it scores against our own method.
| Step | HorseFil | Verdict |
|---|---|---|
| 1. Dose matched to format | Three of six named ingredients are dosed in grams. A gummy holds about 2.5 g in total | Fails |
| 2. Supplement Facts panel and serving size | Neither is published anywhere | Fails |
| 3. Amounts vs research doses | Cannot be checked, because of step 2 | Fails |
| 4. Evidence grade | Ginseng and grape seed have meta-analyses. Citrulline has one that found nothing | Mid-table |
| 5. Proprietary blend | No blend declared, because no panel exists at all | Worse than a blend |
| 6. Cost per day | Cannot be worked out. No price, no serving size | Fails |
| 7. The seller and the smallest pack | US phone desk, named office, named returns address, 60-day window, single bottle available | Strong |
Scroll this table sideways →
Four clear failures, one mid-table and two passes — and the four failures are steps one, two, three and six, which are the load-bearing ones. That is the honest reading, and it is why our editorial score for this product is 4.6 out of 10.
If you apply this method rigorously, a single-ingredient capsule or a plain tub of powder will beat HorseFil on every column except adherence. Adherence is a real column and it is the one this product wins. We would rather tell you that than publish a buyer's guide rigged to produce one answer.
Five questions to ask a seller before you buy
- "What is the serving size?" A seller who cannot answer this instantly has a problem, and on some products the answer is not published anywhere.
- "Can you send me the Supplement Facts panel?" A seller who has one sends it in a sentence.
- "Can you send me the certificate of analysis for the current lot, with the laboratory named?" A number is not a certificate.
- "What is the return address and who pays the postage?" The answer should be instant and specific.
- "Is this a one-time purchase or does it recur?" Ask before you pay.
You are not being difficult. You are doing what a category with no pre-market approval requires buyers to do for themselves. The quality of the answers tells you at least as much as the answers do.
Choosing questions
How much of each ingredient is in it?
Not published. There is no Supplement Facts panel in anything we were given, and not one milligram figure appears anywhere. That matters more here than in most products, because three of the six ingredients have researched doses measured in grams, and a whole gummy weighs about 2.5 grams including its sugar.
How many gummies is a serving?
Not published. The seller's instruction panel says only "follow the directions printed on the product label", which is not a serving size. Because no serving size exists, nobody can say how long a 30-gummy bottle lasts.
Which pack should I buy?
The single bottle, unless you already know you will keep taking it. Thirty gummies is the cheapest way to find out whether you like the taste and keep the habit, and it is comfortably inside the 60-day window.
Is HorseFil a scam?
It is a real product from a seller with a US phone number, a named office and a named returns address. What it does not have is a published dose, a published serving size, a published price or a verified review. Those are four fair reasons to buy one bottle rather than six.
Why does this site not show a price?
Because we were not given one, and printing an invented figure would be worse than an empty space. If the seller publishes prices, this site will show them the same week and the updated date will move forward.
References
Every source linked here was opened and checked.
- Gough et al. — 2021. A critical review of citrulline malate supplementation and exercise performance. European Journal of Applied Physiology · PMID 34417881.
- Viribay et al. — 2022. Effects of Citrulline Supplementation on Different Aerobic Exercise Performance Outcomes: A Systematic Review and Meta-Analysis. Nutrients · PMID 36079738.
- Fielding et al. — 2018. L-Carnitine Supplementation in Recovery after Exercise. Nutrients · PMID 29534031.
- Arring et al. — 2018. Ginseng as a Treatment for Fatigue: A Systematic Review. The Journal of Alternative and Complementary Medicine · PMID 29624410.
- Kim et al. — 2013. Antifatigue Effects of Panax ginseng C.A. Meyer: A Randomised, Double-Blind, Placebo-Controlled Trial. PLOS ONE · PMID 23613825.
- Jang et al. — 2008. Red ginseng for treating erectile dysfunction: a systematic review. British Journal of Clinical Pharmacology · PMID 18754850.
- Shin et al. — 2010. Maca (L. meyenii) for improving sexual function: a systematic review. BMC Complementary and Alternative Medicine · PMID 20691074.
- Ishaque et al. — 2012. Rhodiola rosea for physical and mental fatigue: a systematic review. BMC Complementary and Alternative Medicine · PMID 22643043.
- Zhang et al. — 2016. The impact of grape seed extract treatment on blood pressure changes: A meta-analysis of 16 randomized controlled trials. Medicine (Baltimore) · PMID 27537554.
- Li et al. — 2015. Effect of Grape Polyphenols on Blood Pressure: A Meta-Analysis of Randomized Controlled Trials. PLOS ONE · DOI 10.1371/journal.pone.0137665.
- Adeleke & Abedin — 2024. Characterization of Prototype Gummy Formulations Provides Insight into Setting Quality Standards. AAPS PharmSciTech · DOI 10.1208/s12249-024-02876-w.
- U.S. Food and Drug Administration. Questions and Answers on Dietary Supplements. FDA.gov.
- U.S. Food and Drug Administration. FDA Calls on Certain Firms to Stop Producing and Issuing Misleading 'FDA Registration Certificates'. FDA.gov.
- U.S. Food and Drug Administration. Tainted Sexual Enhancement and Energy Products. FDA.gov.
- NIH Office of Dietary Supplements. Dietary Supplements for Exercise and Athletic Performance. ods.od.nih.gov.