Fireblood
Supplements. Performance. No BS.
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Potassium supplement best form: 5 forms compared
Potassium chloride, citrate, gluconate, bicarbonate. Five common forms compared on absorption, dose, and what they actually do.
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L-5-MTHF vs L-methylfolate: why the real fight is folic acid
L-5-MTHF and L-methylfolate are the same molecule. The fight that actually matters is methylfolate vs folic acid, and your MTHFR gene decides who wins.
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Best potassium supplement for leg cramps: what’s actually going on in your calf
Leg cramps aren’t just a potassium problem. Here’s what’s actually happening in the pump, and the four minerals that run it.
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Protein, creatine, omega 3: long-term performance verdict
Protein, creatine, omega 3 have the strongest evidence base in sports supplementation. Also the smallest part of long-term performance. Here’s the rest.
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Vitamin D Deficiency in Men: Symptoms, Causes, and What to Do About It
Vitamin D is unusual. It behaves more like a hormone than a vitamin. Receptors for it exist in almost every tissue in your body, including…
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The nutrient deficiency map: what men are missing
94.3% of Americans don’t meet the EAR for vitamin D from food alone. 97% don’t hit the potassium AI. Roughly 48% fall short on magnesium.…
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Fireblood vs Ritual: 39 ingredients vs 10
Ritual has 10 nutrients with named suppliers. Fireblood has 39 at clinical doses. Here is what the labels show, side by side.
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One scoop replaces 8 bottles
Most men spend $120+/month on separate bottles with cheap forms. One scoop covers 39 ingredients for $2/day. Here’s the breakdown.
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EAAs vs BCAAs: why 3 amino acids are not enough
BCAAs are 3 of the 9 essential amino acids. Your muscles need all 9 to build. Here is why your BCAA powder is half the…