A Handful And A Scoop
A handful of almonds is not the same as a scoop of arginine powder, and the difference is physical before it is anything else. You chew an almond. You grind it between your teeth and swallow it, and it goes down inside a food that also carries protein, fat, fibre and water. Your stomach has to work on it. Your gut takes it apart a little at a time, and what is inside it reaches your blood slowly, over a long stretch rather than in a rush.
A scoop of powder is something else entirely. You stir it into a glass of water and you drink it in ten seconds. There is no fat to slow it, no fibre to hold it back, and no whole protein that has to be broken down first. It arrives all at once, and there is nothing standing in its way.
Most of what is written about arginine and herpes lumps these two together, as if a number on a nutrition chart and a number on a supplement label meant the same thing to your body. They do not. If you take one idea away from this page, let it be that one.
What Is Actually In The Scoop
Start with the food, since that is where most people’s worry begins. A 28 g handful of almonds, about 23 nuts, carries roughly 690 mg of arginine and 159 mg of lysine. All of that arrives wrapped inside 5.9 g of protein, 3.5 g of fibre and 14 g of fat.
Almonds carry about four times more arginine than lysine, and the standard advice still tells you to eat lysine and avoid arginine, as though one amino acid could be picked out of a food and the other left behind on the plate. You cannot do that with an almond. The two come together, in the same mouthful, every time. The usual advice has a contradiction sitting right in the middle of it.
Take three products sold today. A 5 g scoop of the first carries 1,500 mg of L-arginine and 2,200 mg of L-citrulline. A 5.4 g scoop of the second carries 2,050 mg of L-arginine, as arginine alpha-ketoglutarate, and 715 mg of citrulline. The third, across two scoops, carries 6,000 mg of L-citrulline and 2,000 mg of arginine nitrate. These are amounts read off the labels in October 2026, and labels change.
Five grams is a level scoop you could hold in the palm of your hand, and the first scoop carries more than twice the arginine of your handful of almonds. The second carries about three times as much. None of it comes with fibre, fat or a whole protein around it. It is the amino acid on its own, concentrated and ready to drink.
Single doses of 3 to 6 g rarely cause trouble. Above about 9 g in one go is where stomach upset and diarrhoea mostly show up, and splitting the dose makes that go away. You would struggle to eat your way to 9 g of arginine from almonds in one sitting. You can drink your way there before breakfast.
Why Food Arrives Slowly
Protein in food has to be broken down in your stomach, into smaller and smaller pieces, before the amino acids inside it can be taken up. That takes time. Fat and fibre slow the rate at which your stomach empties, so the whole process is spread out further still.
Then there is the question of company. Amino acids do not cross the gut wall on their own. They are carried across, and arginine and lysine share some of the same carriers. In a food, arginine arrives alongside lysine and a crowd of other amino acids, all queueing for the same doors. In a powder, arginine arrives very nearly alone, and the doors are wide open.
So the pace is different. Food delivers its amino acids gradually and mixed together. A free amino acid stirred into water needs no digestion at all, and it reaches your blood quickly, in a concentrated burst. Arginine in a food and arginine in a scoop are not the same event inside your body.
Why Nuts Came Off The List
Earlier editions of Making Peace With Herpes told readers to avoid nuts. Current editions, and every translation, do not. The change was mine, and it rests on two reasons.
The first is that the old rule came from a dish in a laboratory, not from a living person. The virus does use arginine when it copies itself in a dish, and out of that grew the belief that any food rich in arginine will bring on an outbreak. But your body is not a dish. Your liver and the rest of your body hold the amino acids in your blood within a steady range, every day, whatever you eat. A whole nut is taken apart slowly, inside its own fat and fibre, and it brings other good things with it. It does not deliver the sudden flood that a scoop of free arginine does. Cutting good whole food out of your life because of a ratio on a chart does not protect you. It leaves you anxious about every mouthful, and fear of food is not health.
The second reason is your heart. Nuts and seeds carry good fats, fibre and other things your heart and blood vessels rely on. They help keep your cholesterol in order and your blood vessels supple. Taking them away from people, and especially from people in middle age and beyond, in the hope of tipping one amino acid against another, costs more than it gives. Holistic care looks after the whole person. It does not trade a lifetime of heart health for a number on a chart.
Nuts are food. A scoop is not. That is the line this page draws.
Past Fifty, Two Things At Once
If you are a man past fifty, nuts, seeds, oats and dark chocolate are among the foods most often named as good for your heart. They are the foods your doctor is likely glad to hear are in your kitchen.
The avoid list in my book names oatmeal and chocolate, for herpes reasons. It does not name nuts. So you are holding two sets of advice that do not line up neatly, and you are looking after two things at once: your heart over the long run, and your outbreaks in the here and now.
That tension is real, and it does not go away because either of us would like it to. It is not something to settle by willpower in a supermarket aisle, standing over a bag of oats trying to remember which rule wins. It is exactly the sort of question to work out with someone who knows your history: your heart, your outbreaks, what you already take, and what your doctor has already told you.
The Scoops People Actually Take
Arginine rarely announces itself on the front of the tub. It tends to arrive under other names, inside products sold for something else.
Nitric-oxide and pre-workout powders are the obvious ones. They are sold for blood flow, for the pump in the gym, for endurance, and arginine is often the engine of the formula.
L-citrulline is the one that catches people out. It is more and more often the headline ingredient, and it is sometimes sold as though it were the cleaner choice. But your body turns citrulline into arginine. A product that advertises citrulline instead of arginine is not free of the question. It may be the same question arriving by another road. Citrulline is usually taken 45 to 60 minutes before exercise, and an upset stomach is its main side effect.
Collagen peptides are the quiet ones. They are sold for skin and joints, and nobody thinks of them as an arginine product. But collagen is a concentrated protein fraction, arginine is among the amino acids it carries in good measure, and it is often taken in large scoops every day. The tub usually carries other things too, from flavourings to added vitamins to extra amino acids, so read the whole label and not just the front of it.
Blood Pressure, And The Person Who Prescribes
Many men over fifty are on blood-pressure medicine. Arginine lowers blood pressure. In pooled trials the fall is around five to six points systolic and two to three diastolic, and it shows up from about 4 g a day upward. Above 9 g a day the trials found no extra benefit, which means a couple of scoops put you in the range where it works. Arginine can add to the effect of blood-pressure medicine, and so can citrulline. The labels themselves warn about combining these products with that kind of medicine.
So before you add a scoop, speak to the person who prescribes for you. I am not telling you to change anything you have been prescribed. Your blood-pressure medicine is there for a reason, and conventional medicine has its place in keeping you well. Have that conversation before you add something new on top of it, not after.
One Body, One Formula
I have said this for years and I will keep on saying it: no single herb and no single supplement off a shelf is the answer. That place belongs to a custom formula, made by hand for one person.
The same amino acid sits in a different body, with a different history, on different medicine. A 2,050 mg scoop means one thing to a young man with no prescriptions and something quite different to you, with your heart, your outbreaks and whatever is already in your cabinet. The question is rarely about one product. It is about how everything you take fits together, and that can only be answered one person at a time.
Where To Start
If you would like to work through this with me, the place to begin is an Initial Consultation. It runs for 60 minutes, costs $200 USD, and takes place by phone or video. You can book it at natropractica.com/book-a-consultation/.