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Beyond our Clean Medicine Standard, Cold and Flu Maximum Strength promises:

No Pseudoephedrine
No Diphenhydramine
No Acetaminophen

Gentle, effective, and rooted in clean medicine.

A unique blend of 7 homeopathic medicines delivers powerful cold and flu relief—helping to ease congestion, soothe sore throats, and support your body’s natural defenses for faster recovery. This plant-based formula works in harmony with your immune system to restore balance and comfort—naturally and safely.

What Makes Cold and Flu Maximum Strength Different

Mortar and pestle with leaves icon

7 Homeopathic Medicines

This powerful blend of seven organic homeopathic medicines works synergistically to fight cold and flu symptoms at their source. Elderberry, Barberry, and Goldenrod help support immune defense and ease congestion, while Yarrow and Holy Basil promote balance and comfort throughout the body. Garlic and Ginger further strengthen the body’s natural resistance, helping you recover faster and feel better—naturally.

Family of four smiling outside a suburban house in autumn, father with older child on his shoulders and mother holding a baby

Frequently Bought Together

Build Your Own Medicine Cabinet

1
Cold and Flu Maximum Strength
Regular price $14.95
Sale price $14.95 Regular price
2
Sinus Maximum Strength
Regular price $13.95
Sale price $13.95 Regular price

The Healing Power of Homeopathy

Our remedies are crafted with carefully selected homeopathic medicines that work with your body, not against it. Each ingredient is chosen for its unique ability to target the root cause of symptoms—helping restore balance and promote relief, naturally.

Clusters of ripe black elderberries (Sambucus nigra) hanging on red stems among green leaves

Organic Sambucus Nigra

A time-honored homeopathic ingredient known for its powerful immune-supporting properties. Traditionally used to help the body fight off colds and flu, it works to ease symptoms like congestion, sore throat, and body aches while promoting faster recovery. In homeopathic form, Elderberry helps activate the body’s natural defenses for safe, gentle, and effective relief.

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Everything You Need to Know

Most Frequently Asked Questions

Still curious? For more answers about our ingredients, sustainability, and brand story, explore our full FAQ page.

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Clean, All Natural Medicine is Our Mission. We promise:

No Synthetic Ingredients
No Artificial Fragrances
No Artificial Fillers
No Phthalates
No Petroleum
No Sulfates
No Parabens
No Artificial Dyes

Highly effective natural cold and flu remedy that "really works" according to customers. Most praised its fast-acting relief, with many reporting symptom improvement within 1-2 days. Customers appreciate the organic ingredients and lack of side effects. Some noted the taste isn't pleasant, and one bottle reportedly evaporated before use.

  • I took this supplement at the first sign of a cold and it stopped it from developing.
  • I did not get a cold. Not even a runny nose! This was an incredible help.
  • We immediately felt better. No more coughing.
Flu (positive)Cold (positive)Ingredients (positive)Relief (positive)Symptoms (positive)
  • 5 stars: 72 (89%)
  • 4 stars: 8 (10%)
  • 3 stars: 0 (0%)
  • 2 stars: 0 (0%)
  • 1 star: 1 (1%)
M
Marie P.
I started this as soon

I started this as soon as I felt a sore throat an cold coming on an it really helped

S
Sandra C.
It Works!

5 drops under your tongue, hold, swallow, wait 5 min. to start feeling better. :) hot tea and honey is always a nice addition. You'll be feeling better soon.

A
Anna S.
Works great for indoor allergies

Works great for indoor allergies

A
Anna
Cold & Flu Maximum Strength

Great product ! Highly recommended ! Helped with my sore throat immediately !

S
Sharde O.
A Must Try

We depend so heavily on over the counter man-made drugs. This is natural stuff that my body is not offended at, LOL. Thank you so much for your products. Also, try the sleep oil. IMPECCABLE stuff!!!

K
Katrina B.
Great stuff

This is great stuff to keep on hand during the winter months for the whole family. My husband and my son both caught a cold that would normally get progressively worse and stay for 2 weeks. I used forces of nature along with other natural supplements and they were better within about 3 or 4 days and their cold symptoms were minimal.

M
Michelle
Great results!

I had a cough and started having upper respiratory symptoms. I used the Cold & Flu Maximum Strength and all my symptoms have gone away. It only took a day too! Amazing, will definitely purchase again.

J
Joanne C.
Cold & Flu

We love this stuff, we use it at the 1st sign of any sickness. Always have it on hand with the deals they give. Love the buy two get one free.

R
Rasa M.
Awesome product

I can't believe how fast this worked. This medication does a great job relieving the flu and cold symptoms.

E
Eldonna M.
Forces of Nature have the

Forces of Nature have the best products ever! You won't regret purchasing any of them.

R
Robert F.
Head Cold

I found using this along with other medicines relieved my cold symptoms more quickly.

D
Diana S.
This really works!

I felt a fever coming on, my forehead was almost hot. To nip it in its track I took 10 drops of the cold and flu maximum strength underneath my tongue. It made me feel amazing and it definitely stop the fever that was about to brew in my body. Thank you guys!

M
Mary T.
Miracle in a Bottle

I first ordered this to have on hand in case I got sick during the flu season. When coworkers got strep throat, the flu, stomach bugs, coughs that persist, I began taking it to help with my immune system. I used 2 bottles and ordered more since my coworkers are still at different stages of whatever they have. I’m 64 with a compromised immune system....so far I’ve missed 1 day from work feeling extremely fatigued. Thank you FON for this remarkable product. It has definitely helped me and I will continue to use.

D
Delia H.
I haven't had to use

I haven't had to use . I really hope to not have to use this season! But I am confident that this will help of needed. Thank you!

R
Robin S.
AMAZING!!!

This stuff works like a miracle! I’m so glad I purchased and plan on always keeping a bottle at home!

D
Darlene D.
Arrived quickly

Haven't used it yet, but I feel confident in the company's knowledge and quality of ingredients. Just wished they had more selection.

A
Alane E.
Cold and Flu

Forces of nature‘s essential oils are incredible! I bought this product ahead of time and when I felt the symptoms of flu coming on, one application or maybe two and my symptoms were gone and I was feeling back to normal again. I wish everyone knew how effective these Forces of Nature essential oils are for good health.

J
Jaime F.
Love it!

I recently discovered FON products but am no newbie to homeopathic remedies. I prefer them over pharmaceutical things. I make my own elderberry syrup & tinctures but when I saw the ingredients on this product & the price I had to try it. I’ve only used it a few times-but I have every confidence it’s a powerful add to my family’s health regimen.

K
KIM T.
Customer service is excellent and quick delivery.

I’m 68 years old , after weekly of shopping for the family!s groceries weekly , I came down with this sniffle , sneeze and a minor body ache. I immediately took 10 drops , 5 times a day of this Cold & Flu med. and my cold symptoms stopped the following day .
I highly recommend this organic homeopathy med. approved by the FDA.

N
Natalia A.
WORKS!!

I ordered Cold & Flu maximum and it really works!

E
Ellen B.
It works!

I tried this for the first time! Also the Sinus is a life saver for my sweet husband!

K
Karen F.
Helped

This helped prevent sore throat from turning into something more. Felt relief next day.

E
Eric H.
The effectiveness of Forces Of Nature Cold & Flu

Quick relief no side effects no chemicals added. Thank you for using natural ingredients like it has been done for centuries.

L
Letecia A.
It Works !

Felt a sore throat & runny nose coming along, used this cold &flu organic medicine at the first sign of symptoms & literally had no more issues of sore throat or runny nose after 1st take. I truly thank my Lord, Jesus that I found this site !

C
Charil Q.
Awesome product

My cousin sent me this product last year when I got the Flu. It really worked well. I was feeling better with in a short period.

T
Ticia B.
This is very good product

This is very good product during the flu season

C
Crystal C.
Instant Relief!

I took as instructed for both my daughter and I ans we immediately felt better. No more coughing.

S
Sandra
I like the cold&flu. It

I like the cold&flu. It really works, it's a little expensive, but it's worth it.it really help build my immune system up. Thanks for a great product.

C
Claudette R.
Sinus Maxx the bomb

Suffer terrible from sinus pressure, sinus headache, sinus infections...during weather/seasonal changes. I absolutely love love love both products sinus maximum strength/cold flu. Would definitely recommend to family and friends and totally would purchase again it’s a keeper!!!

S
Susan S.
Helpful

Helpful

B
Betty H.L.
Sinus Product

Haven't tried the Cold and Flu yet, However, just tried the "Sinus" yesterday and got immediate relief from my sinus discomfort.

C
CargoFan
Very Helpful

This is one of my primary 'tools' for staying fit to work in the essential businesses I'm employed with.

Thanks for your very timely products.

M
Mary T.
Really works!!

I’ve used the Cold & Flu formula regularly for the last few years with wonderful results. I highly recommend this for helping your immune system and fighting different germs and viruses in the environment. It’s truly worth every penny.