Guide
Is it safe to take lycopene every day?
The daily-use trials we found, at 10-25 mg a day for 8 to 12 weeks, reported no serious adverse events; the longest of those trials ran 12 weeks, so daily safety beyond that window isn't established by trial data specifically.
Yes, based on the daily-use trials we found: 10-25 mg a day for 8 to 12 weeks reported no serious adverse events, and an 8-week trial at 20 mg/day found no change in liver enzymes versus placebo. The honest limit is duration — the longest daily-use trial we found ran 12 weeks, so daily safety data doesn't extend further than that.
What the daily-use trials found
A randomized trial of 80 adults with metabolic syndrome gave 20 mg/day of encapsulated lycopene for 8 weeks and found a reduced inflammatory marker (CRP) and an oxidative-stress marker compared with placebo, with no change in liver enzymes — a marker researchers watch specifically to catch organ-level harm. A separate 12-week trial using about 10 mg/day, from either a synthetic source or tomato extract, found reduced UV-induced skin reddening with no adverse events reported. Together, those are the longest and most detailed daily-safety data points we found — neither trial extended past 12 weeks, so year-over-year daily use isn't something the trial evidence directly covers.
The regulatory reference point
The European Food Safety Authority (EFSA) has set an acceptable daily intake for lycopene of 0.5 mg per kg of body weight a day — about 35 mg a day for a 70 kg adult. That's a regulatory safety ceiling built with a margin of error, not a recommended dose, and it sits above the 10-25 mg a day used in the trials above. See how much lycopene is too much for how that number was derived.
The one flagged risk, in context
The only documented case of genuine excess lycopene intake involved roughly 1 kg of a lycopene-rich fruit eaten daily, not a supplement — a dose far beyond anything studied in a capsule or softgel. It caused a benign, reversible orange-red skin discoloration that resolved once intake dropped, with no organ damage reported. See lycopene side effects for the full case.
Questions people ask
Is lycopene safe?
At the doses used in research — 10-25 mg a day, for up to 12 weeks — yes, based on the trials we reviewed. Longer-term daily use hasn't been studied to the same degree.
Are lycopene supplements safe?
The trials that measured safety-relevant outcomes at typical doses reported no serious adverse events and no change in liver enzymes. Follow the label directions on whatever product you're taking, and see who should not take lycopene if you're pregnant, on medication or managing a chronic condition.
Are astaxanthin and lycopene safe together?
We found no trial testing that specific combination. Both are carotenoids, and no interaction between them has been documented in what we reviewed — if you take both, add up your total carotenoid intake against each product's label rather than assuming they're independent.
Related reading: how much lycopene to take a day, lycopene side effects, and how much lycopene is too much.
Sources
- Supplementation with tomato-based products increases lycopene, phytofluene, and phytoene levels in human serum and protects against UV-light-induced erythema A 12-week trial found about 10 mg/day of lycopene, from either a synthetic source or tomato extract, reduced UV-induced skin reddening compared with each group's own baseline, with a larger reduction in the whole-tomato-extract groups.
- The Effects of Lycopene on Modulating Oxidative Stress and Liver Enzymes Levels in Metabolic Syndrome Patients: A Randomised Clinical Trial A randomized trial of 80 adults with metabolic syndrome found 20 mg/day of encapsulated lycopene for 8 weeks reduced CRP and an oxidative-stress marker versus placebo, with no change in liver enzymes.
- A rare cutaneous case of carotenosis cutis: lycopenaemia A case report documented benign, reversible orange-red skin discoloration in a woman eating roughly 1 kg of a lycopene-rich fruit a day — an intake far above a standard supplement serving.
*These statements have not been evaluated by the Food and Drug Administration. This product is not intended to diagnose, treat, cure, or prevent any disease.