By Emily Marson, L.Ac. | Aphrodite Fertility Acupuncture, San Diego

“Unexplained infertility” is the diagnosis given to couples who have been trying to conceive for a year or more, have had a standard fertility workup, and have no identifiable cause for their difficulty. It accounts for roughly 25% of all infertility cases.

At Aphrodite Fertility Acupuncture, we have a different name for it: undiagnosed infertility. Because in our experience, it’s not that nothing is wrong, it’s that the standard workup didn’t find it. And our job is to find it.

What the standard fertility workup misses

A standard fertility workup typically includes a semen analysis, hormone panel (FSH, LH, AMH, estradiol, progesterone, TSH), a hysterosalpingogram (HSG) to check tube patency, and possibly an ultrasound. This is a good starting point. It is not a complete picture.

What it frequently misses:

• Sperm DNA fragmentation, standard semen analysis assesses count, motility, and morphology. It does not assess DNA integrity. High DNA fragmentation is a significant cause of fertilization failure and early pregnancy loss, and is present in up to 25% of infertile men with normal semen analyses
• Subclinical hypothyroidism, TSH within the standard reference range (0.5 to 4.5) may still be suboptimal for fertility. Many reproductive endocrinologists prefer TSH below 2.5 for fertility patients. A TSH of 3.8 is “normal” by lab standards but may be actively interfering with implantation
• Luteal phase defect, a short luteal phase or inadequate progesterone rise after ovulation prevents proper implantation. This requires careful cycle tracking to identify, not a single blood draw
• Subtle endometritis, chronic inflammation of the uterine lining, often caused by a low-grade infection, that prevents implantation. Increasingly recognized as a significant cause of unexplained infertility and recurrent loss
• Immune factors, natural killer cell activity, antiphospholipid antibodies, and other immune markers that interfere with implantation are not part of standard workups
• Subclinical PCOS, women who don’t meet the full diagnostic criteria for PCOS but have features of it, slightly elevated androgens, irregular ovulation, insulin resistance, often fall through the diagnostic cracks
• Nutritional deficiencies, vitamin D, B12, folate, iron, zinc, all critical for fertility and rarely tested comprehensively

We routinely tell our patients that there is no such thing as unexplained infertility; only unexplored. If we dig deep enough, we always find the answer why.

What Chinese medicine sees

Chinese medicine has a different diagnostic framework entirely, one that doesn’t require lab abnormalities to identify dysfunction. We assess:

Blood and Qi flow

In Chinese medicine, poor circulation to the reproductive organs, what we call Qi and Blood stagnation, is one of the most common underlying patterns in fertility patients. It manifests as clotty or painful periods, a dark menstrual color, premenstrual breast tenderness, and a history of cold hands and feet.

Western medicine doesn’t have a diagnostic category for suboptimal uterine blood flow that doesn’t show up on imaging. Chinese medicine does. And acupuncture is one of the most direct interventions for improving pelvic circulation.

Kidney deficiency

In Chinese medicine, the Kidneys govern reproductive essence, what we’d equate broadly to ovarian reserve, hormonal vitality, and constitutional reproductive health. Kidney deficiency patterns are associated with low AMH, diminished ovarian reserve, poor ovarian response, and age-related fertility decline.

Kidney-tonifying acupuncture protocols are specifically designed to support reproductive vitality, and they translate directly to the mitochondrial and hormonal support we know from Western research makes the most difference for egg quality.

Cold in the uterus

One of the most commonly missed patterns in our practice. Cold uterus, in Chinese medicine, refers to reduced blood flow and metabolic activity in the uterus, manifesting as cold abdomen, slow or scanty periods, and implantation failure despite apparently healthy embryos. The intervention is warmth, dietary warmth, physical warmth, and acupuncture points that warm the uterine channel.

This is why we tell every fertility patient: warm foods, warm feet, hot water bottle on the abdomen. It sounds simplistic. The physiology is not.

As acupuncturists, we are trained in pattern recognition – which is exactly what Chinese medicine is based on. The concepts of “qi” and “blood” that we routinely discuss in TCM can easily be mapped onto more easily understood concepts such as cellular energy and blood circulation.

Our clinical approach to unexplained infertility

When a patient comes to us with an unexplained infertility diagnosis, here’s what we do:

1. Full intake. We spend 60 to 90 minutes at the first appointment going through everything, the full cycle history, all available labs, lifestyle, nutrition, stress, sleep, relationship dynamics, emotional experience of the journey. We are looking for patterns that haven’t been connected.

2. Chinese medicine diagnosis. We identify the underlying patterns, Blood stagnation, Kidney deficiency, Cold uterus, Liver Qi constraint, and design a treatment protocol specifically around what we find.

3. We explain everything. Your hormones, your cycle, your lab values, what they mean, what’s optimizable, and what you can be doing between appointments. We explain what your doctor didn’t have time to explain, not because they don’t know, but because the appointment was 15 minutes and ours is 90.

4. We build a comprehensive protocol. Acupuncture, mitochondrial supplements, targeted nutrition, lifestyle optimization, and emotional support. We address the whole person, not just the diagnosis.

5. We track and adjust. We monitor cycle changes, request targeted additional testing when indicated (sperm DNA fragmentation, thyroid antibodies, vitamin D, progesterone draw in the mid-luteal phase), and adjust the protocol based on what we’re seeing.

At Aphrodite Fertility Acupuncture, we have a different name for it: undiagnosed infertility. Because in our experience, it’s not that nothing is wrong, it’s that the standard workup didn’t find it. And our job is to find it.

What the standard fertility workup misses

A standard fertility workup typically includes a semen analysis, hormone panel (FSH, LH, AMH, estradiol, progesterone, TSH), a hysterosalpingogram (HSG) to check tube patency, and possibly an ultrasound. This is a good starting point. It is not a complete picture.

What it frequently misses:

• Sperm DNA fragmentation, standard semen analysis assesses count, motility, and morphology. It does not assess DNA integrity. High DNA fragmentation is a significant cause of fertilization failure and early pregnancy loss, and is present in up to 25% of infertile men with normal semen analyses
• Subclinical hypothyroidism, TSH within the standard reference range (0.5 to 4.5) may still be suboptimal for fertility. Many reproductive endocrinologists prefer TSH below 2.5 for fertility patients. A TSH of 3.8 is “normal” by lab standards but may be actively interfering with implantation
• Luteal phase defect, a short luteal phase or inadequate progesterone rise after ovulation prevents proper implantation. This requires careful cycle tracking to identify, not a single blood draw
• Subtle endometritis, chronic inflammation of the uterine lining, often caused by a low-grade infection, that prevents implantation. Increasingly recognized as a significant cause of unexplained infertility and recurrent loss
• Immune factors, natural killer cell activity, antiphospholipid antibodies, and other immune markers that interfere with implantation are not part of standard workups
• Subclinical PCOS, women who don’t meet the full diagnostic criteria for PCOS but have features of it, slightly elevated androgens, irregular ovulation, insulin resistance, often fall through the diagnostic cracks
• Nutritional deficiencies, vitamin D, B12, folate, iron, zinc, all critical for fertility and rarely tested comprehensively

✏️  EMILY, ADD YOUR VOICE HERE (2 to 3 sentences)What’s the most common thing you find in unexplained infertility patients that their RE missed? Is there a pattern you see repeatedly, a hormonal issue, a lifestyle factor, a nutritional deficit, that when addressed changes everything?

What Chinese medicine sees

Chinese medicine has a different diagnostic framework entirely, one that doesn’t require lab abnormalities to identify dysfunction. We assess:

Blood and Qi flow

In Chinese medicine, poor circulation to the reproductive organs, what we call Qi and Blood stagnation, is one of the most common underlying patterns in fertility patients. It manifests as clotty or painful periods, a dark menstrual color, premenstrual breast tenderness, and a history of cold hands and feet.

Western medicine doesn’t have a diagnostic category for suboptimal uterine blood flow that doesn’t show up on imaging. Chinese medicine does. And acupuncture is one of the most direct interventions for improving pelvic circulation.

Kidney deficiency

In Chinese medicine, the Kidneys govern reproductive essence, what we’d equate broadly to ovarian reserve, hormonal vitality, and constitutional reproductive health. Kidney deficiency patterns are associated with low AMH, diminished ovarian reserve, poor ovarian response, and age-related fertility decline.

Kidney-tonifying acupuncture protocols are specifically designed to support reproductive vitality, and they translate directly to the mitochondrial and hormonal support we know from Western research makes the most difference for egg quality.

Cold in the uterus

One of the most commonly missed patterns in our practice. Cold uterus, in Chinese medicine, refers to reduced blood flow and metabolic activity in the uterus, manifesting as cold abdomen, slow or scanty periods, and implantation failure despite apparently healthy embryos. The intervention is warmth, dietary warmth, physical warmth, and acupuncture points that warm the uterine channel.

This is why we tell every fertility patient: warm foods, warm feet, hot water bottle on the abdomen. It sounds simplistic. The physiology is not.

✏️  EMILY, ADD YOUR VOICE HERE (2 to 3 sentences)How do you explain the Chinese medicine diagnostic framework to patients who are skeptical or unfamiliar with it? How do you connect the Eastern patterns to the Western physiology they already understand?

Our clinical approach to unexplained infertility

When a patient comes to us with an unexplained infertility diagnosis, here’s what we do:

1. Full intake. We spend 60 to 90 minutes at the first appointment going through everything, the full cycle history, all available labs, lifestyle, nutrition, stress, sleep, relationship dynamics, emotional experience of the journey. We are looking for patterns that haven’t been connected.

2. Chinese medicine diagnosis. We identify the underlying patterns, Blood stagnation, Kidney deficiency, Cold uterus, Liver Qi constraint, and design a treatment protocol specifically around what we find.

3. We explain everything. Your hormones, your cycle, your lab values, what they mean, what’s optimizable, and what you can be doing between appointments. We explain what your doctor didn’t have time to explain, not because they don’t know, but because the appointment was 15 minutes and ours is 90.

4. We build a comprehensive protocol. Acupuncture, mitochondrial supplements, targeted nutrition, lifestyle optimization, and emotional support. We address the whole person, not just the diagnosis.

5. We track and adjust. We monitor cycle changes, request targeted additional testing when indicated (sperm DNA fragmentation, thyroid antibodies, vitamin D, progesterone draw in the mid-luteal phase), and adjust the protocol based on what we’re seeing.

Our philosophy

Unexplained infertility is not unexplained. It’s undiagnosed. And we are going to figure out what is going on and get you to your healthy, happy baby. We will walk with you to and through answers.

We work with the most complex fertility cases in San Diego, and we will walk with you to and through answers.

Book at aphroditefertility.com

Or text us: 858.333.7688

About the author Emily Marson, L.Ac. Emily is the founder of Aphrodite Fertility Acupuncture in San Diego, California. She specializes in complex reproductive cases, combining advanced fertility acupuncture with mitochondrial health protocols, precision nutrition, and a deep knowledge of both Eastern and Western reproductive medicine. Located at 2970 5th Ave, Suite 320, San Diego, CA 92103.