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Sugar Defender and Thyroid Medication: Chromium, Tyrosine and Forskolin
Sugar Defender and thyroid medication have not been studied together. The one documented link is chromium, which may reduce levothyroxine absorption, though one serving lists just 0.7 mcg. L-tyrosine and coleus forskohlii sit in the hidden blend. The label tells anyone on other medication to consult a physician first.
Written by the Sugar Defender label deskUpdated · 4 min read
What is documented01
Does Sugar Defender interact with thyroid medication?
No study has tested it, so no interaction has been confirmed or ruled out. One ingredient has a documented link to levothyroxine: chromium.
The NIH fact sheet says chromium may reduce the absorption of levothyroxine (NIH ODS, Chromium). The label lists 0.7 mcg per mL, while glucose studies used 200 to 1,000 mcg a day. A small dose is a reason to ask about it, not a reason to assume it is harmless.
Ingredient by ingredient02
What about L-tyrosine and forskolin?
L-tyrosine is an amino acid and forskolin is the active extract of Coleus forskohlii. The sources we hold do not link either one to thyroid pills.
| Ingredient | What we can cite |
|---|---|
| Chromium | May reduce levothyroxine absorption (NIH ODS, Chromium) |
| L-tyrosine | Nothing in our sources on thyroid medicine; ask a pharmacist |
| Coleus / forskolin | Safety studies are lacking; low blood pressure and slow heart rate are listed side effects (MSKCC, Forskolin (Coleus forskohlii)) |
| Guarana, green tea | Caffeine, with no amount printed; fast heart rate and jitters are possible with too much (FDA, Caffeine: how much is too much?) |
Absence of a warning in our sources is not clearance. It only marks where our evidence stops. Where the sources are silent, the pharmacist is the right person to ask.
Timing03
Does timing of the drops matter with levothyroxine?
The label sets no time of day, so any spacing between drops and thyroid pills is a question for your pharmacist, not something we can set.
The label direction is 1 mL a day "or as directed by a healthcare professional". Whatever you decide, keep taking prescribed medicine exactly as your prescriber told you.
- One fixed time, e.g. 8:00
The label says 1 mL a day and prints no time. Tie it to something daily, like breakfast. Prescribed medicine stays on its own schedule.
- A walk after a meal
The DPP lifestyle group aimed for 150 minutes of activity a week and cut diabetes risk by 58%.
- Plates and portions
Losing 5-7% of body weight helps prevent type 2 diabetes, per the CDC.
- Night, 7 to 9 hours
Guarana and green tea add caffeine, so a morning serving suits light sleepers better than a late one.
Habits from the Diabetes Prevention Program (NIDDK, Diabetes Prevention Program) and CDC (CDC, Prediabetes); caffeine guidance from FDA (FDA, Caffeine: how much is too much?). The time for the drops is our suggestion, not a label instruction.
Sugar Defender: from $49 a bottle60 mL · 2, 3 or 6 bottles · free US shipping on 3 or 6 · 60-day money-back guarantee
See packsThe conversation04
What should you bring to the pharmacist?
Bring the bottle or a photo of the Supplement Facts panel, plus the name and strength of your thyroid medicine.
- Ask if chromium matters for your prescription.
- Say that tyrosine and forskolin are inside a 200 mg blend with no single amounts (21 CFR 101.36 (eCFR)).
- Ask if caffeine matters for you.
Ingredient notes sit on the amino acids page and the other blend herbs page.
If you decide05
What does Sugar Defender cost?
Three bottles cost $207 and six cost $294, with free US shipping on both; two cost $158 plus shipping.
A 60-day money-back guarantee applies to official orders.
Sugar Defender: from $49 a bottle60 mL · 2, 3 or 6 bottles · free US shipping on 3 or 6 · 60-day money-back guarantee
See packsFAQ06
Sugar Defender questions people ask
Is the L-tyrosine in Sugar Defender a thyroid hormone?
No. L-tyrosine is an amino acid listed in the blend, and it is not a thyroid medicine. Its amount is not printed, so ask a pharmacist how it fits your prescription.
Can forskolin change heart rate or blood pressure?
Sources list low blood pressure and slow heart rate as forskolin side effects, and it may add to blood pressure medicines (MSKCC, Forskolin (Coleus forskohlii)). The amount in the drops is unknown.
Which supplements are worth flagging for a levothyroxine prescriber?
Mention every product, since chromium is one documented example (NIH ODS, Chromium). ODS also advises telling every provider about all supplements you use (NIH ODS, Dietary Supplements: What You Need to Know).
Who wrote this07
Written and reviewed by
Pages built from the label, the sales page and linked NIH, FDA, CDC, FTC and peer-reviewed sources.
Last updated . Read our editorial standards and how we check reviews. This website is run by Isugardefender, a Sugar Defender U.S. shop, not by the manufacturer or the distributor. We earn money when you buy through our order links.
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