Child Thin and Sallow with a Red Tongue and Almost No Coating? Doctor Luo Dalun: It’s Usually Spleen-Yin Deficiency — Nourish Yin and Strengthen the Spleen

💬 Note from Doctor Luo: Hello to all the parents. Today we continue looking at children’s tongues, teaching you what a child’s tongue is telling you.

Opening: a thin, sallow 4½-year-old with hot palms and soles

The child we’re looking at today is 4½ years old and noticeably thin. In Doctor Luo’s eyes, that thinness is itself a signal.

💬 Note from Doctor Luo: Everyone, when a child is on the thin side, there is always either heat inside the body, or insufficient nutrition. As we say, thin people have more fire.

Then look at the hair — soft and yellowish. And the complexion — slightly yellow. What does that slight yellowness mean?

💬 Note from Doctor Luo: A slightly yellow complexion, in Chinese medical diagnosis, means this child’s spleen and stomach are not doing well. Everyone must remember: a yellow complexion means the spleen and stomach are not doing well.

A child’s little face is the display screen of the spleen and stomach — once it turns yellow, the spleen and stomach have usually already switched on their “yellow warning light.”

Large, slightly dark lower eye bags: where did this child’s “eye bags” come from?

Looking further down, there’s another striking detail: the lower eye bags are large, and slightly dark.

💬 Note from Doctor Luo: Why are the lower eye bags slightly dark? At first they are red, then slowly, slowly the redness fades into a darker color, with a kind of blue-purple feel. Normal children should not have lower eye bags — if a child has them, what does it mean? This child must be spleen deficient. Lower eye bags that are red or dark — what is that for sure? Spleen-yin deficiency.

Adults staying up late and getting eye bags is nothing unusual, but a small child carrying eye bags is usually not a sign of “not enough sleep” — it’s the spleen calling out that it’s exhausted.

Hot palms and soles, yellow palms, dry stools: the chain of signals of yin deficiency with internal heat

Now look at the hands and feet — the palms and soles are hot.

💬 Note from Doctor Luo: Hot palms and soles are a sign of yin deficiency. Remember this: when people are yin deficient, their palms and soles feel hot, and they tend to feel restless and irritable.

The palms are also yellow in color — same principle as the yellow complexion.

💬 Note from Doctor Luo: What does a yellow palm color mean? Also spleen deficiency. Spleen deficiency shows up as a yellow tinge on the surface of the skin.

And the stools are dry.

💬 Note from Doctor Luo: What do dry stools tell us? That there is heat inside the body. This heat consumes the body’s liquids — what we call jin ye (body fluids), the normal fluids of the body. When there is heat inside, it slowly consumes the jin ye, and the child’s stool becomes dry. So dry stools mean that the organs’ functions and the movement of qi and blood are not normal — possibly because of heat. Of course, in individual cases, catching cold can also cause constipation; but for most children with dry stools, the cause is not cold — it’s heat.

Heat smolders in the dark and slowly bakes the fluids dry, and the stool is the first thing to show it — “dry.”

The tongue: dark red body, almost no coating, and red prickles

Here’s the key part — the tongue. This child’s tongue has very distinctive features.

💬 Note from Doctor Luo: First look at the tongue color — it’s red, a dark red. We call this a dark red tongue body (she zhi an hong). If it were more severe we’d call it crimson — this one hasn’t reached crimson yet; it should be dark red. This kind of redness means there is heat inside. It is definitely not a cold state — with cold, the tongue body turns pale.

What about the coating?

💬 Note from Doctor Luo: The coating is very, very thin — it doesn’t cover the tongue body, which is why we see the red underneath. A red tongue body means heat inside: either yin deficiency, or damp-heat during an external contraction — the tongue turns red when there’s a high fever. A very thin coating, almost as if there were no coating at all, is generally a sign of yin deficiency. In Chinese medicine we describe it as “red tongue, thin coating, fine rapid pulse” (she hong tai bao mai xi shu) — the tongue is red, and the coating is thin or absent.

And one last detail — the red granules on the surface of the tongue.

💬 Note from Doctor Luo: Look at the red granules on the surface. Normally they shouldn’t be this obvious, but this child’s red granules are especially prominent, a bit like little prickles standing up. This is all a sign of heavy internal heat.

A dark red tongue body, a coating so thin it’s almost absent, and prickles all over the surface — with these three together, the foundation of internal heat and yin deficiency is completely exposed.

The overall picture: spleen-yin deficiency — yin deficiency landing on the spleen

Putting all the clues together, Doctor Luo reached his conclusion.

💬 Note from Doctor Luo: Putting it all together, this child is in a state of spleen-yin deficiency (pi yin bu zu). What does spleen-yin deficiency mean? It means the yin deficiency shows up on the spleen.

Why the spleen of all organs? The cause is hidden in the child’s everyday diet.

💬 Note from Doctor Luo: It’s usually because the child has eaten too much meat, especially beef and mutton; or the meat they ate was raised with hormone-type drugs added — nowadays, to make more money, farmers stuff the animals with drugs, some of which are hormones. After taking hormones the animals grow fat, and fat animals sell for more money, so the meat carries hormone residues. When children eat this kind of meat it also produces heat symptoms, and heat damages yin — leading to yin deficiency.

Besides meat, there are other sources:

💬 Note from Doctor Luo: Another situation is children eating snacks, or snacks with additives — some of these things are also warming in nature and can damage yin; or taking certain medications, and so on. Some children inherit a yin-deficient constitution from their parents — there are many causes. But once you see a tongue this red, with a very thin or absent coating, and red prickles on the surface, it tells you the child may be yin deficient; add hot palms and soles, dry stools, and large lower eye bags that are slightly dark or red — these are all signs of yin deficiency.

How to treat it? Nourish yin and strengthen the spleen, both at once

With the diagnosis clear, the prescription becomes clear too — Doctor Luo says it’s time to build the spleen-yin.

💬 Note from Doctor Luo: I’ve introduced the formula for building the spleen-yin before. What’s in it? Sheng di (Rehmannia), sha shen (Adenophora) and mai dong (Ophiopogon) — these are all yin-nourishing herbs; taken over time, they bring down the deficiency heat inside the body and replenish the yin.

Nourishing yin alone isn’t enough — the spleen also needs attention.

💬 Note from Doctor Luo: Besides nourishing yin, we also add huai shan yao (Chinese yam), yi mi (coix seed), qian shi (euryale seed) and lian zi rou (lotus seed) — what are these for? Strengthening the spleen. In other words, nourishing yin and strengthening the spleen at the same time — that’s what we call building the spleen-yin. Sometimes the formula also includes a little mu gua (papaya) and bai shao (white peony), which also help nourish yin. Generally speaking, I think sheng di, sha shen and mai dong, paired with shan yao, lian zi rou, yi mi and qian shi, are enough.

This approach has real pedigree.

💬 Note from Doctor Luo: This is the approach of Miao Xiyong, a famous Chinese medicine physician of the Ming dynasty. Miao Xiyong invented this method of treating spleen-yin deficiency, and the results are especially, especially good. Children today really need it — I’ve found that many children stick out their tongues these days and they all look like this.

What else do children with spleen-yin deficiency show?

If your child already fits this picture, Doctor Luo explains the remaining symptoms in full:

💬 Note from Doctor Luo: What other symptoms do these children have? They tend to be hyperactive, irritable, and sweat at night when sleeping, and so on. At the slightest change in the weather they catch a cold, and as soon as they catch a cold, the tonsils swell first — these are all signs of spleen-yin deficiency.

Closing: learn to read the tongue, and learn how to care for your child

The tongue is the most convenient mirror of a child’s health.

💬 Note from Doctor Luo: Dear parents, if you learn to recognize spleen-yin deficiency, then if your child shows this pattern, you’ll know what to do. And at that point you’ll know how to adjust daily life — don’t let the child eat too many warming foods, like beef and mutton; leave the warming meats aside. Eat more vegetables instead, and eat yin-nourishing things — for example, some snow pear juice, or some lotus root powder — these all nourish yin, and so on.

Finally, Doctor Luo has one sentence for all parents:

💬 Note from Doctor Luo: The tongue is a very good guiding tool for our lives and our health. The more you learn, the better it will be for your child. Alright? That’s all for today — we’ll continue next time. Thank you, and see you again.

What to take away

A yellow complexion (including yellow palms) = spleen and stomach not doing well. A child’s face is the display screen of the spleen and stomach.
Thinness = heat or undernourishment (“thin people have more fire”).
Lower eye bags in a child = spleen deficiency. Eye bags that are red, then dark and blue-purple = spleen-yin deficiency. Normal children should not have lower eye bags at all.
Hot palms and soles = yin deficiency. Dry stools = heat inside consuming the body fluids (cold can constipate too, but for most children dry stools mean heat).
Tongue reading: dark red body = heat; very thin or absent coating = yin deficiency; bright red prickles = heavy internal heat. The classic pattern is “red tongue, thin coating, fine rapid pulse.”
The diagnosis: spleen-yin deficiency — yin deficiency landing on the spleen. Common causes in children: too much beef and mutton (warming meats, possibly carrying hormone residues), snacks with additives, certain medications, and inherited constitution.
Treatment: nourish yin and strengthen the spleen together — sheng di, sha shen and mai dong to nourish yin, plus huai shan yao, yi mi, qian shi and lian zi rou to strengthen the spleen (the approach of the Ming physician Miao Xiyong).
Other signs: hyperactivity, irritability, night sweats, tonsils swelling at the first cold.
Daily care: cut the warming meats, eat more vegetables and yin-nourishing foods such as snow pear juice and lotus root powder.

Compiled from Doctor Luo Dalun’s children’s tongue diagnosis lecture series.