Build your own test

Blood tests
from home

Blood tests from

Please note, our online assessment is not a comprehensive medical
evaluation. Results are based on the analysis of your provided
sample and information.

Please note, our online assessment is not a comprehensive medical evaluation. Results are based on the analysis of your provided sample and information.

Our Blood Tests

Unlocking vital insights: Explore our hand-picked blood tests for a healthier, informed you!

The Pregnancy & Postpartum test
  • Tracks vital health markers for mother and baby.
  • Checks crucial nutrients during and after pregnancy.
  • Provides personalised health insights.
Rainbow FlexiCheck®️ Kit
  • Choose from 12 essential health checks for comprehensive monitoring
  • Empowerment through personalised health selections
  • Aligned with the trend for customisable health solutions
Testosterone Check
  • Easy-to-use at-home blood test for accurate testosterone level assessment
  • Crucial for muscle mass, energy, mood, and sexual health
  • Recommended for those experiencing fatigue, low energy, mood swings, or seeking to optimize overall well-being
CA-125 Test
  • Home CA-125 blood test kit for ovarian cancer screening
  • Monitor disease progression or recurrence conveniently at home
  • Helpful for individuals experiencing symptoms or at risk factors for ovarian cancer
Men's Sexual Health - At Home
  • Comprehensive blood test package for assessing risk factors associated with erectile dysfunction
  • Screens for conditions like high cholesterol and low testosterone levels
  • Helps in developing tailored treatment plans for managing ED symptoms
The Menopause Test
  • Hormone level assessment for menopausal transition or premature menopause
  • Helps clarify symptoms and guide treatment decisions
  • Quick and accurate blood test for women seeking clarity on hormonal changes and menopause status
Female Egg Reserve
  • Measures Anti-Mullerian Hormone (AMH) levels
  • Assesses ovarian egg reserves for fertility planning
  • Quick and reliable blood test for women considering family planning or IVF
Female Fertility
  • Comprehensive female hormone blood test
  • Identifies hormonal imbalances affecting fertility and overall health
  • Helps women understand and manage symptoms like irregular periods and weight gain
Prostate Cancer Screen
  • Prostate-Specific Antigen (PSA) test
  • Detects potential prostate issues
  • Recommended for men over 45, earlier for those with risk factors
The Fatigue Test
  • Comprehensive fatigue blood test
  • Identifies underlying causes of tiredness
  • Includes TSH, Vitamin D3, Ferritin
Thyroid Test
  • Comprehensive thyroid function test
  • Measures TSH and FT4 levels
  • Helps diagnose thyroid disorders
Vitamin D Test
  • Measure your vitamin D levels conveniently.
  • Essential for healthy bones, muscles, and immune function.
  • Identify and prevent health risks associated with vitamin D deficiency.
Vitamin Profile
  • Comprehensive nutritional panel test
  • Evaluates levels of Vitamin B12, Vitamin D, and Folic Acid (Vitamin B9)
  • Useful for individuals experiencing chronic fatigue, long-term COVID-19 symptoms, undergoing chemotherapy, managing chronic illnesses, or with eating disorders
The Cholesterol Test
  • Comprehensive Cholesterol Blood Test
  • Suitable for Adults Aged 30+
  • Essential for Heart Health Screening
General Health MOT
  • Comprehensive blood panel for overall health assessment.
  • Identifies common conditions for proactive intervention.
  • Requires only a small blood sample for vital health insights.

How to get a blood test online with Rainbow

Collect Sample

Collect your sample at home or book an appointment at one of our clinics.

Send Your Sample

Send us your sample the same day using the Royal Mail return label in the kit.

Get Results

Receive your results within 48-72 hours via email.

Real Stories, Real Results:
Our Clients' Journeys to Better Health

Frequently asked questions about home blood tests

Yes, the validity of the test kit expires 60 days after delivery.
Typically, results are available within 2-3 working days after the laboratory receives your sample.
In cases of hemolysis or insufficient samples, you have three options. 1) you can buy a replacement kit, 2) you can have your blood drawn for free in our clinic, or 3) visit any of our partner sites for a blood draw at an additional charge.
No, the report is not a substitute for professional medical advice or diagnosis.
You can contact us at any time for further information or to arrange a consultation with our doctors.



Find blood test that’s right for you

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Important Safety Information

Take any medicines called nitrates, often prescribed for chest pain, or guanylate cyclase stimulators like Adempas (riociguat) for pulmonary hypertension. Your blood pressure could drop to an unsafe level are allergic to Tadalafil or any of the ingredients in Tadalafil

Discuss your health with your doctor to ensure that you are healthy enough for sex. If you experience chest pain, dizziness, or nausea during sex, seek immediate medical help

Tadalafil can cause serious side effects. Rarely reported side effects include:

an erection that will not go away (priapism). If you have an erection that lasts more than 4 hours, get medical help right away. If it is not treated right away, priapism can permanently damage your penis

sudden vision loss in one or both eyes. Sudden vision loss in one or both eyes can be a sign of a serious eye problem called non-arteritic anterior ischemic optic neuropathy (NAION). Stop taking Tadalafil and call your healthcare provider right away if you have any sudden vision loss

sudden hearing decrease or hearing loss. Some people may also have ringing in their ears (tinnitus) or dizziness. If you have these symptoms, stop taking Tadalafil and contact a doctor right away

Before you take Tadalafil, tell your healthcare provider if you:

have or have had heart problems such as a heart attack, irregular heartbeat, angina, chest pain, narrowing of the aortic valve, or heart failure

have had heart surgery within the last 6 months

have pulmonary hypertension

have had a stroke

have low blood pressure, or high blood pressure that is not controlled

have a deformed penis shape

have had an erection that lasted for more than 4 hours

have problems with your blood cells such as sickle cell anemia, multiple myeloma, or leukemia

have retinitis pigmentosa, a rare genetic (runs in families) eye disease

have ever had severe vision loss, including an eye problem called NAION

have bleeding problems

have or have had stomach ulcers

have liver problems

have kidney problems or are having kidney dialysis have any other medical conditions

Tell your healthcare provider about all the medicines you take, including prescription and over-the-counter medicines, vitamins, and herbal supplements.

Tadalafil may affect the way other medicines work, and other medicines may affect the way Tadalafil works, causing side effects. Especially tell your healthcare provider if you take any of the following:

medicines called nitrates

medicines called guanylate cyclase stimulators such as Adempas (riociguat)

medicines called alpha-blockers such as Hytrin (terazosin HCl), Flomax (tamsulosin HCl), Cardura (doxazosin mesylate), Minipress (prazosin HCl), Uroxatral (alfuzosin HCl), Jalyn (dutasteride and tamsulosin HCl), or Rapaflo (silodosin). Alpha-blockers are sometimes prescribed for prostate problems or high blood pressure. In some patients, the use of Tadalafil with alpha-blockers can lead to a drop in blood pressure or to fainting medicines called HIV protease inhibitors, such as ritonavir (Norvir), indinavir sulfate (Crixivan), saquinavir (Fortovase or Invirase), or atazanavir sulfate (Reyataz)

some types of oral antifungal medicines, such as ketoconazole (Nizoral) and itraconazole (Sporanox)

some types of antibiotics, such as clarithromycin (Biaxin), telithromycin (Ketek), or erythromycin

other medicines that treat high blood pressure

other medicines or treatments for ED

Tadalafil should not be used with REVATIO or with other PAH treatments containing PDE5 inhibitors.

Tadalafil does not protect against sexually transmitted diseases, including HIV.

The most common side effects of Tadalafil: headache; flushing; upset stomach; abnormal vision, such as changes in color vision (such as having a blue color tinge) and blurred vision; stuffy or runny nose; back pain; muscle pain; nausea; dizziness; rash.